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Trials

Ausgabe 1/2024

Inhalt (286 Artikel)

Open Access Study protocol

A prevention program for binge drinking among students based on mindfulness and implementation intention (ALCOMEDIIT): a randomized controlled trial

Jessica Mange, Nicolas Mauny, Charlotte Montcharmont, Eve Legrand, Maud Lemercier-Dugarin, Arnaud Mortier, Martin Duvivier, Johnny Leveneur, Cédric Lacherez, Nicolas Cabé, Anne-Pascale Le Berre

Open Access Research

Experiences and challenges with the new European Clinical Trials Regulation

Thale D. J. H. Patrick-Brown, Josephine Bourner, Sabrina Kali, Marius Trøseid, Yazdan Yazdanpanah, Piero Olliaro, Inge Christoffer Olsen

Open Access Study protocol

Dreaming during gastrointestinal endoscopy under propofol, ciprofol, or remimazolam anesthesia: study protocol for a parallel-design double-blind, single-center trial

Le-Qiang Xia, Rui Zhou, Rui Deng, Dan Zhou, Jia Han, Zhi-Fu Zhao, San-Jie Gao, Xian-Jie Zhang, Yu-Kai Zhou, Li-Ze Xiong

Open Access Research

Randomized study of two different consent procedures on recall: a study within a digital alcohol intervention trial

Katarina Ulfsdotter Gunnarsson, Elizabeth S. Collier, Jim McCambridge, Marcus Bendtsen

Open Access Study protocol

Efficacy of intraoperative irrigation with artificial cerebrospinal fluid in chronic subdural hematoma surgery: study protocol for a multicenter randomized controlled trial

Yoshitaka Nagashima, Yoshio Araki, Kazuki Nishida, Shunichiro Kuramitsu, Kenichi Wakabayashi, Shinji Shimato, Takeshi Kinkori, Toshihisa Nishizawa, Takahisa Kano, Toshinori Hasegawa, Atsushi Noda, Kenko Maeda, Yu Yamamoto, Osamu Suzuki, Naoki Koketsu, Takeshi Okada, Masashige Iwasaki, Kiyo Nakabayashi, Shigeru Fujitani, Hideki Maki, Yachiyo Kuwatsuka, Masahiro Nishihori, Takafumi Tanei, Tomohide Nishikawa, Yusuke Nishimura, Ryuta Saito, Satoshi Maesawa, Takashi Izumi, Kazuya Motomura, Eiji Ito, Eriko Okumura, Fumiharu Ohka, Kazuhito Takeuchi, Yuichi Nagata, Kinya Yokoyama, Tomotaka Ishizaki, Fumiaki Kanamori, Yutaro Fuse, Aya Sato, Seki Yukio, Tetsuya Nagatani, Yusuke Sakamoto, Kenji Uda, Tetsuya Tsukada, Takayuki Ishikawa, Hiroo Sasaki, Ienaga Jyunpei, Yosuke Sakai, Toru Watanabe, Yuichiro Isozawa, Nobuyasu Kato, Yasukazu Kajita, Noriyuki Suzaki, Kaoru Eguchi, Masashi Ito, Shunsaku Goto, Ryo Ando, Hayato Yokoyama, Kazuichi Terao, Naoto Kawaguchi, Yu Sugiyama, Hitofumi Oyama, Tomomi Kawaguchi, Takafumi Otsuka, Taiko Osada, Tomoki Matsuyama, Kengo Hirayama, Kouki Takeda, Shohei Mizuno, Kazuhiko Watanabe, Shigekazu Nakamura, Shinji Ota, Naoki Kato, Masahiro Ueno, Yusuke Sato, Masato Otawa, Mizuki Nakano, Yuhei Takido, Wataru Okada, Takashi Sakuma, Shun Yamamoto, Chihiro Iinuma, Takumi Asai, Yoshihiro Yamashita, Shinsuke Muraoka, Shigeaki Nawa, Hajime Hamasaki, Takahiko Fukui, Naoki Suzuki, Ikuo Takahashi, Ota Keisuke, Hirotada Kataoka, Yosuke Tamari, Tomoya Goto, Toshiki Seki, Tomiyuki Miyake, Takenori Kato, Takehiro Naito, Akihiro Mizuno, Yuta Koketsu, Takumi Otake, Akinori Kageyama, Hirotaka Niwa, Hiroyuki Oishi, Toshio Yokoe, Shuntaro Takasu, Masaya Takemoto, Jungsu Choo, Mizuka Ikezawa, Fumihiro Sago, Daiki Somiya, Mizuki Terano, Kohei Doba, Daimon Shiraishi, Sho Akahori, Motonori Ishii, Nobuhisa Fukaya, Toshiki Fukuoka, Takayuki Awaya, Shoko Wakisaka, Masao Tambara, Hiroyuki Shimizu, Satoshi Shinoda, Yusuke Muramatsu, Otone Endo, Kentaro Fujii, Yiichi Kawasaki, Takato Ono, Kento Hirayama, Yuya Itagaki, Shuya Kurono, Jyunzo Ishiyama, Chihiro Aoshima, Yuki Sunohara, Yuri Aimi, Mitsuhiro Yoshida, Mamoru Ishida, Masayuki Kimata, Hisashi Mizutani, Kenichi Hattori, Kentaro Wada, Takashi Mamiya, Masahiro Wakabayashi, Toshiaki Hirose, Risa Ito, Yusuke Ota, Hiroaki Kubo, Tomoyuki Noda, Teppei Kawabata, Tasuku Imai, Takahiro Oyama, Kei Hachiya, Yasumasa Nishida

Open Access Study protocol

Comparison between the mesenteric fixation method (MEFIX) and conventional methods at preventing the occurrence of Petersen’s hernia: a study protocol for a multicenter randomized controlled trial

Jae Kyun Park, Dae Hwan Kim, Tae-Yong Jeon, Sang-Ho Jeong, Tae Han Kim, Jae-Seok Min, Rock Bum Kim, Young Joon Lee, Ji Ho Park, Young Gil Son, Ki Young Yoon, Kyung Won Seo, Ki Hyun Kim, Yoonhong Kim, Hyun Dong Chae, Sun Hwi Hwang, Si-Hak Lee, Jae Hun Chung, Hyoung-Il Kim, Dong Jin Park, Kwang Hee Kim, Sang Hyuk Seo, Sung Jin Oh, Woo Yong Lee, Chang In Choi

Open Access Study protocol

PeRsOnaliSed care Planning for oldER people with frailty (PROSPER): protocol for a randomised controlled trial

Anne Heaven, Peter Bower, Florence Day, Amanda Farrin, Catherine Fernadez, Marilyn Foster, Robbie Foy, Rebecca Hawkins, Claire Hulme, Sara Humphrey, Rebecca Lawton, Catriona Parker, Ellen Thompson, Robert West, Andrew Clegg

Open Access Study protocol

Ultrasound-guided erector spinae plane block for perioperative analgesia in patients undergoing laparoscopic nephrectomies surgery: a randomized controlled trial

Ming Yang, Lei Cao, Tong Lu, Cheng Xiao, Zhuoxi Wu, Xuetao Jiang, Wei Wang, Hong Li

Open Access Study protocol

Using hypnotic suggestion in the rehabilitation of working memory capacity after acquired brain injury: study protocol for a randomized controlled trial

Line Sophie Eide, Per-Ola Rike, Silje Endresen Reme, Hildegun Snekkevik, Stephan Rossner, Gunnar Rosen, Jonas Kristoffer Lindeløv, Marianne Løvstad

Open Access Study protocol

Internet-based transdiagnostic treatment for emotional disorders in Arabic- and Farsi-speaking refugees: study protocol of a randomized controlled trial

Johanna Boettcher, Manuel Heinrich, Maria Boettche, Sebastian Burchert, Heide Glaesmer, Euphrosyne Gouzoulis-Mayfrank, Carina Heeke, Martina Hernek, Christine Knaevelsrud, Alexander Konnopka, Louisa Muntendorf, Hannah Nilles, Laura Nohr, Steffi Pohl, Sophia Paskuy, Isabelle Reinhardt, Susan Sierau, Nadine Stammel, Christina Wirz, Babette Renneberg, Birgit Wagner

Open Access Study protocol

Preoperative supine time for adrenal venous sampling: a prospective randomized controlled trial

Minzhi He, Yuhao Zhang, Xiaoxiao Song, Tianyue Zhang, Hailan Yu, Yongli Ji, Siyuan Gong, Peifei Chai, Jinyi Chen, Siwei Wang, Bing Chen, Xiaohong Xu, Zhenjie Liu

Open Access Study protocol

Adjunctive duration-doubled transcranial direct current stimulation for the treatment of depressive patients with suicidal ideation: study protocol for a double-blind, randomized, sham-controlled trial

Yiming Chen, Dongbin Lyu, Fan Wang, Qinte Huang, Weichieh Yang, Mengke Zhang, Zheyi Wei, Shuxiang Shi, Shuqi Kong, Shentse Chen, Shuang He, Vivien Yang, Yiru Fang, Abdel Douiri, Wu Hong

Open Access Study protocol

Endovascular aortic repair with sac embolization for the prevention of type II endoleaks (the EVAR-SE study): study protocol for a randomized controlled multicentre study in Germany

Christoph Knappich, Felix Kirchhoff, Marie-Kristin Fritsche, Silvia Egert-Schwender, Heiko Wendorff, Michael Kallmayer, Bernhard Haller, Alexander Hyhlik-Duerr, Christian Reeps, Hans-Henning Eckstein, Matthias Trenner

Open Access Correction

Correction: Clinical and cost-effectiveness of a New psychosocial intervention to support Independence in Dementia (NIDUS-family) for family carers and people living with dementia in their own homes: a randomised controlled trial

Alexandra Burton, Penny Rapaport, Marina Palomo, Kathryn Lord, Jessica Budgett, Julie Barber, Rachael Hunter, Laurie Butler, Victoria Vickerstaff, Kenneth Rockwood, Margaret Ogden, Debs Smith, Iain Lang, Gill Livingston, Briony Dow, Helen Kales, Jill Manthorpe, Kate Walters, Juanita Hoe, Vasiliki Orgeta, Quincy Samus, Claudia Cooper

Open Access Study protocol

ERASURE: early autologous blood pleurodesis for postoperative air leaks—a randomized, controlled trial comparing prophylactic autologous blood pleurodesis versus standard watch and wait treatment for postoperative air leaks following thoracoscopic anatomic lung resections

Ioannis Karampinis, Christian Ruckes, Fabian Doerr, Servet Bölükbas, Sara Ricciardi, Giuseppe Cardillo, Carlos Galvez, Bogdan Vidmar, Tomaz Stupnik, Vincent Fang, Rene Horsleben Petersen, Eric Dominic Roessner

Open Access Study protocol

HYPofractionated Adjuvant RadioTherapy in 1 versus 2 weeks in high-risk patients with breast cancer (HYPART): a non-inferiority, open-label, phase III randomised trial

Budhi Singh Yadav, Divya Dahiya, P. Kannan, Shikha Goyal, Ishita Laroiya, Santhosh Irrinki, Ngangom Robert Singh, Reena Sharma

Open Access Study protocol

Effectiveness of peer-led intervention in control of non-communicable diseases in rural areas of Khordha district: study protocol for a cluster randomized controlled trial

Priyamadhaba Behera, Binod Kumar Patro, Arvind Kumar Singh, Susmita Dora, Debapriya Bandhopadhyay, Gautom Kumar Saharia, Anupam Dey, Surama Manjari Behera, Sonu H. Subba

Open Access Study protocol

Protocol of a monocentric, double-blind, randomized, superiority, controlled trial evaluating the effect of in-prison OROS-methylphenidate vs. placebo treatment in detained people with attention-deficit hyperactivity disorder (BATIR)

Stéphanie Baggio, Joël Billieux, Anja Dirkzwager, Katia Iglesias, Karine Moschetti, Nader Perroud, Marie Schneider, Nathalie Vernaz, Hans Wolff, Patrick Heller

Open Access Study protocol

Entecavir versus tenofovir for prevention of hepatitis B virus-associated hepatocellular carcinoma after curative resection: study protocol for a randomized, open-label trial

Li-Xin Pan, Yi-Yang Wang, Zhong-Hai Li, Jia-Xi Luo, Kun-Jun Wu, Zhen-Xiu Liu, Pei-Sheng Wu, Kang Chen, Liang Ma, Xiao-Hui Fan, Jian-Hong Zhong

Open Access Study protocol

Vitamin E-enriched medium cross-linked polyethylene in total knee arthroplasty (VIKEP): clinical outcome, oxidation profile, and wear analysis in comparison to standard polyethylene—study protocol for a randomized controlled trial

Kristin Maier, Marius Selig, Andréa Haddouche, Martin Haunschild, Oliver Hauschild, Iman Khalili, Julia Kirschberg, Christoph Lutter, Michael Menges, Patrice Mertl, Andreas Niemeier, Brice Rubens-Duval, Wolfram Mittelmeier

Open Access Study protocol

Improving access to family planning for women with disabilities in Kaduna city, Nigeria: study protocol for a pragmatic cluster-randomized controlled trial with integrated process evaluation

Sarah Marks, Ekundayo Arogundade, Mark T. Carew, Shanquan Chen, Lena Morgon Banks, Hannah Kuper, Femi Adegoke, Calum Davey

Open Access Update

Update of statistical analysis plan for: Integration of smoking cessation into standard treatment for patients receiving opioid agonist therapy who are smoking tobacco: protocol for a randomised controlled trial (ATLAS4LAR)

Karl Trygve Druckrey-Fiskaaen, Tesfaye Madebo, Jan Tore Daltveit, Jørn Henrik Vold, Einar Furulund, Torgeir Gilje Lid, Lars Thore Fadnes

Open Access Study protocol

Nutritional treatment of children 6–59 months with severely low weight-for-age z-score: a study protocol for a 3-arm randomized controlled trial

Suvi T. Kangas, Césaire T. Ouédraogo, Moctar Tounkara, Bareye Ouoluoguem, Issa Niamanto Coulibaly, Alhousseyni Haidara, Niele Hawa Diarra, Koniba Diassana, Zachary Tausanovitch, Christian Ritz, Jonathan C. Wells, André Briend, Mark Myatt, Elizabeth Radin, Jeanette Bailey

Open Access Study protocol

Autogenic splenic implantation versus splenectomy in patients undergoing distal pancreatectomy for benign or low-grade malignant lesions of the distal pancreas: study protocol for a multicentre, open-label, randomized controlled trial (RESTORE)

Mohammed Abu Hilal, Christoph Kuemmerli, Jasper P. Sijberden, Alma Moekotte, Giuseppe Zimmitti, Adnan Alseidi, Horacio J. Asbun, Ravi Marudanayagam, Morgan Bonds, Filipe Kunzler, Robert Sutcliffe, Efrem Eren, John N. Primrose, Anthony P. Williams

Open Access Study protocol

InterVFast—effectiveness and acceptance of intermittent fasting in cardiac rehabilitation patients: study protocol of a randomized controlled trial

Claudia Pieper, Florian Tim Hitesh Kaistha, Sarah Schroeer, Maria Borgert, Andreas Michalsen, Wolfgang Mayer-Berger

Open Access Study protocol

The effect of carotid sinus neurectomy for carotid restenosis: a study protocol for a double-blinded and randomized controlled trial

Zhi Zhang, Xiang Ji, Yihao Tao, Ning Huang, Rong Wen, Jun Tang, Yuan Cheng, Zongyi Xie, Guodong Liu, Guanjian Zhao

Open Access Study protocol

Determining the effects of targeted high-definition transcranial direct current stimulation on reducing post-stroke upper limb motor impairments—a randomized cross-over study

Rita Huan-Ting Peng, Dorothy He, Shirley A. James, Jordan N. Williamson, Carly Skadden, Sanjiv Jain, Wael Hassaneen, Amrendra Miranpuri, Amandeep Kaur, Jesus N. Sarol, Yuan Yang

Open Access Study protocol

Statistical analysis plan for the multicenter, open, randomized controlled clinical trial to assess the efficacy and safety of intravenous tirofiban vs aspirin in acute ischemic stroke due to tandem lesion, undergoing recanalization therapy by endovascular treatment (ATILA trial)

Elena Zapata-Arriaza, Manuel Medina-Rodríguez, Francisco Moniche Álvarez, Asier de Albóniga-Chindurza, Marta Aguilar-Pérez, Leire Ainz-Gómez, Pablo Baena-Palomino, Aynara Zamora, Blanca Pardo-Galiana, Fernando Delgado-Acosta, Roberto Valverde Moyano, Elvira Jiménez-Gómez, Isabel Bravo Rey, Rafael Oteros Fernández, Irene Escudero-Martínez, Isabel Vielba-Gomez, Lluis Morales Caba, Jose Díaz Pérez, Estefania García Molina, Sonia Mosteiro, María del Mar Castellanos Rodrigo, Laura Amaya Pascasio, Carlos Hidalgo, María del Mar Freijo Guerrero, Eva González Díaz, Jose María Ramírez Moreno, Luis Fernández Prudencio, Mikel Terceño Izaga, Saima Bashir Viturro, Miguel Ángel Gamero-García, Silvia Jiménez Jorge, Clara Rosso Fernández, Joan Montaner, Alejandro González García

Open Access Correction

Correction: Examining the impact of a universal social and emotional learning intervention (Passport) on internalising symptoms and other outcomes among children, compared to the usual school curriculum: study protocol for a school-based cluster randomised trial

Annie O’Brien, Suzanne Hamilton, Neil Humphrey, Pamela Qualter, Jan R. Boehnke, Joao Santos, Ola Demkowicz, Margarita Panayiotou, Alex Thompson, Jennifer Lau, Lauren Burke, Yizhuo Lu

Open Access Study protocol

Sertraline for anxiety in adults with a diagnosis of autism (STRATA): study protocol for a pragmatic, multicentre, double-blind, placebo-controlled randomised controlled trial

Dheeraj Rai, Doug Webb, Amanda Lewis, Leonora Cotton, Jade Eloise Norris, Regi Alexander, David S. Baldwin, Traolach Brugha, Madeleine Cochrane, Maria Chiara Del Piccolo, Emma J. Glasson, Katherine K. Hatch, David Kessler, Peter E. Langdon, Helen Leonard, Stephanie J. MacNeill, Nicola Mills, Maximiliano Vazquez Morales, Zoe Morgan, Raja Mukherjee, Alba X. Realpe, Ailsa Russell, Sergio Starkstein, Jodi Taylor, Nicholas Turner, Joanna Thorn, Jack Welch, Sarah Douglas, Peter Hale, Sarah O’Brien, Amy Walker, Nicola Wiles

Open Access Methodology

Delivering COVID-19 vaccine trials at speed: the implementation of a phase IV UK multi-centre randomised controlled trial to determine safety and immunogenicity of COVID-19 vaccines co-administered with seasonal influenza vaccines (ComFluCOV)

Sarah Baos, Rachel Todd, Russell Thirard, Rosie Harris, Jana Kirwan, Katherine Joyce, David Hutton, Adam Finn, Madeleine Clout, Heike Cappel-Porter, Chris A Rogers, Rajeka Lazarus, Lucy Culliford

Open Access Study protocol

Effectiveness of a blended school-based mindfulness program for the prevention of co-rumination and internalizing problems in Dutch secondary school girls: a cluster randomized controlled trial

Patricia Vuijk, Kim Bul, Marieke Buil, Marloes Rauws, Keshia Curie, Charlotte Amesz, Ron Weerheijm, Heleen Riper

Open Access Study protocol

Prophylactic Radiotherapy Of MInimally Symptomatic Spinal Disease (PROMISSeD): study protocol for a randomized controlled trial

Robert J. Rothrock, Ahmad Ozair, Maria C. Avendano, Susana Herrera, Haley Appel, Suyen Ramos, Amy K. Starosciak, Daniel S. Leon-Ariza, Muni Rubens, Michael W. McDermott, Manmeet S. Ahluwalia, Minesh P. Mehta, Rupesh R. Kotecha

Open Access Study protocol

Efficacy of navigation system-assisted distraction osteogenesis for hemifacial microsomia based on artificial intelligence for 3 to 18 years old: study protocol for a randomized controlled single-blind trial

Xiangqi Liu, Ziwei Zhang, Wenqing Han, Zhijie Zhao, Byeong Seop Kim, Yingjie Yan, Xiaojun Chen, Xuetong Wang, Xin Li, Xianxian Yang, Bingshun Wang, Haisong Xu, Li Lin, Gang Chai

Open Access Study protocol

Active versus sham DLPFC-NAc rTMS for depressed adolescents with anhedonia using resting-state functional magnetic resonance imaging (fMRI): a study protocol for a randomized placebo-controlled trial

Runxin Lv, Min Cai, Nailong Tang, Yifan Shi, Yuyu Zhang, Nian Liu, Tianle Han, Yaochi Zhang, Huaning Wang

Open Access Study protocol

Impact evaluation of a maternal and child cash transfer intervention, integrated with nutrition, early childhood development, and agriculture messaging (MAZIKO-IE): a study protocol for a cluster-randomised controlled trial

Aulo Gelli, Jan Duchoslav, Melissa Gladstone, Daniel Gilligan, Mangani Katundu, Ken Maleta, Agnes Quisumbing, Lilia Bliznashka, Marilyn Ahun

Open Access Study protocol

A nitrous oxide/oxygen fixed mixture to reduce pain induced by the hypodermic injection: study protocol for a randomized, controlled trial

Jun-Jun Zhang, Ping Yu, Hui Dang, Cheng-Shuang Feng, Xiu-Jiang Long, Wen-Fa Huang, Lei Wang, Jie-Ling Li, Guo-Liang Tian, Jia-Quan Wen, Jun-Hui Mei, Yu-Xiang Li

Open Access Study protocol

Efficacy and safety of early YAG laser vitreolysis for symptomatic vitreous floaters: the study protocol for a randomized clinical trial

Zhou Hangshuai, Jin Yanhua, Zhou Yao, Zhao Guangjin, Wu Hongyan, Chen Fanlian

Open Access Study protocol

CompARE: study protocol for a phase III randomised controlled platform trial comparing alternative regimens for escalating treatment of intermediate and high-risk oropharyngeal cancer

Hisham Mehanna, Piers Gaunt, Anthony Kong, Andrew Hartley, Paul Sanghera, Martin Forster, Mehmet Sen, Vinidh Paleri, Charles Fong, Dinos Geropantas, Devraj Srinivasan, Satya Garikipati, Rafael Moleron, Georgina Casswell, Eleanor Aynsley, Amy Ward, Lorcan O’Toole, Arafat Mirza, Charlotte Firth, Isla Humphreys, Tessa Fulton-Lieuw, Tom Roques, Paul Nankivell

Open Access Study protocol

Early tirofiban versus heparin for bridging dual antiplatelet therapy in patients undergoing coronary endarterectomy combined with coronary artery bypass grafting: a multicenter randomized controlled trial protocol (the THACE-CABG trial)

Liang Chen, Ming-Xin Gao, Xin Du, Chi Wang, Wen-Yuan Yu, Hong-Li Liu, Xiao-Hang Ding, Bo-Lin Wang, Kui Zhang, Dong Xu, Zhen Han, Bao-Dong Xie, Ran Dong, Yang Yu

Open Access Study protocol

Comparison of hemostatic ability between spray coagulation and forced coagulation modes in endoscopic submucosal dissection in patients with early gastric neoplasms: a study protocol for multicenter randomized controlled trial (Spray-G trial)

Kosuke Maehara, Mitsuru Esaki, Yorinobu Sumida, Daisuke Yamaguchi, Kei Nishioka, Hitoshi Homma, Taisuke Inada, Kazuo Shiotsuki, Shin-Ichiro Fukuda, Hirotada Akiho, Tadahiro Nomura, Yumi Mizuta, Satoshi Ishida, Shun Fujimoto, Shunichiro Kimura, Yuichiro Tanaka, Kaori Hata, Noriko Shiga, Tsutomu Iwasa, Yusuke Kimura, Norimoto Nakamura, Yusuke Suzuki, Yosuke Minoda, Yoshitaka Hata, Haruei Ogino, Koshiro Tagawa, Eikichi Ihara, Yoshihiro Ogawa

Open Access Study protocol

The Transdiagnostic Intervention for Sleep and Circadian Dysfunction (TranS-C) for serious mental illness in community mental health part 3: study protocol to evaluate sustainment in a hybrid type 2 effectiveness-implementation cluster-randomized trial

Laurel D. Sarfan, Emma R. Agnew, Marlen Diaz, Ashby Cogan, Julia M. Spencer, Rafael Esteva Hache, Shannon Wiltsey Stirman, Cara C. Lewis, Amy M. Kilbourne, Allison G. Harvey

Open Access Research

Methodology of the SORENTO clinical trial: a prospective, randomised, active-controlled phase 3 trial assessing the efficacy and safety of high exposure octreotide subcutaneous depot (CAM2029) in patients with GEP-NET

Simron Singh, Diego Ferone, Jaume Capdevila, Jennifer Ang Chan, Wouter W. de Herder, Daniel Halperin, Josh Mailman, Lisa Hellström, Hanna Liedman, Agneta Svedberg, Fredrik Tiberg

Open Access Study protocol

The effects of cool roofs on health, environmental, and economic outcomes in rural Africa: study protocol for a community-based cluster randomized controlled trial

Aditi Bunker, Guillaume Compoaré, Maquins Odhiambo Sewe, Jose Guillermo Cedeno Laurent, Pascal Zabré, Valentin Boudo, Windpanga Aristide Ouédraogo, Lucienne Ouermi, Susan T. Jackson, Nicholas Arisco, Govind Vijayakumar, Ferhat Baran Yildirim, Sandra Barteit, Martina Anna Maggioni, Alistair Woodward, Jonathan J. Buonocore, Mekdim Dereje Regassa, Tilman Brück, Ali Sié, Till Bärnighausen

Open Access Study protocol

Evaluation of the efficiency of nanomicellar formulation of fat-soluble vitamins in patients with cystic fibrosis: the study protocol for a randomized controlled trial

Mahsa Soleimanzadeh, Saeedeh Talebi, Mahmoud Reza Jaafari, Seyed Javad Sayedi, Maryam Emadzadeh, Hamid Reza Kianifar

Open Access Study protocol

Tacrolimus versus mycophenolate for AutoImmune hepatitis patients with incompLete response On first-line therapy (TAILOR study): a study protocol for a phase III, open-label, multicentre, randomised controlled trial

Anna E. C. Stoelinga, Maarten E. Tushuizen, Wilbert B. van den Hout, Mar D. M. Rodriguez Girondo, Elsemieke S. de Vries, Amar D. Levens, Dirk-Jan A. R. Moes, Tom J. G. Gevers, Suzanne van der Meer, Hans T. Brouwer, Hendrik J. M. de Jonge, Ynte S. de Boer, Ulrich H. W. Beuers, Adriaan J. van der Meer, Aad P. van den Berg, Maureen M. J. Guichelaar, Joost P. H. Drenth, Bart van Hoek, Sjoerd F. Bakker, JM Vrolijk, Patrick van der Veek, Nicole F. van Gerven

Open Access Update

Statistical analysis plan for a cluster randomised controlled trial to compare screening, feedback and intervention for child anxiety problems to usual school practice: identifying Child Anxiety Through Schools-identification to intervention (iCATS-i2i)

Susan Ball, Tessa Reardon, Cathy Creswell, Lucy Taylor, Paul Brown, Tamsin Ford, Alastair Gray, Claire Hill, Bec Jasper, Michael Larkin, Ian Macdonald, Fran Morgan, Jack Pollard, Michelle Sancho, Falko F. Sniehotta, Susan H. Spence, Jason Stainer, Paul Stallard, Mara Violato, Obioha C. Ukoumunne

Open Access Study protocol

Robotic versus Electromagnetic bronchoscopy for pulmonary LesIon AssessmeNT: the RELIANT pragmatic randomized trial

Rafael Paez, Robert J. Lentz, Cristina Salmon, Justin K. Siemann, See-Wei Low, Jonathan D. Casey, Heidi Chen, Sheau-Chiann Chen, Sameer Avasarala, Samira Shojaee, Otis B. Rickman, Christopher J. Lindsell, Cheryl L. Gatto, Todd W. Rice, Fabien Maldonado

Open Access Study protocol

Optimizing the use of ketamine to reduce chronic postsurgical pain in women undergoing mastectomy for oncologic indication: study protocol for the KALPAS multicenter randomized controlled trial

Jing Wang, Lisa V. Doan, Deborah Axelrod, John Rotrosen, Binhuan Wang, Hyung G. Park, Robert R. Edwards, Michele Curatolo, Carina Jackman, Raven Perez

Open Access Study protocol

The clinical trial of alternative relugolix administration for uterine leiomyoma prior to surgically treatment: a study protocol for Non-Adverse Relugolix Administration (NARA) trial

Naoki Kawahara, Ryuji Kawaguchi, Konosuke Yamamoto, Kyohei Nishikawa, Motoki Matsuoka, Tomoka Maehana, Yosuke Fukui, Shoichiro Yamanaka, Sumire Sugimoto, Kana Iwai, Yuki Yamada, Hiroyuki Kurakami, Takumi Hirata, Ryuzo Takashima, Shota Suzuki, Kiyoshi Asada, Masato Kasahara, Fuminori Kimura

Open Access Study protocol

Increasing transcultural competence in clinical psychologists through a web-based training: study protocol for a randomized controlled trial

Selina Studer, Maria Kleinstäuber, Ulrike von Lersner, Cornelia Weise

Open Access Study protocol

Study protocol for a randomised cross-over trial of Neurally adjusted ventilatory Assist for Neonates with Congenital diaphragmatic hernias: the NAN-C study

Grace Poole, Christopher Harris, Sandeep Shetty, Theodore Dassios, Allan Jenkinson, Anne Greenough

Open Access Study protocol

Thoracic paravertebral block for perioperative lung preservation during VATS pulmonary surgery: study protocol of a randomized clinical trial

Jiayu Zhu, Biyu Wei, Lili Wu, He Li, Yi Zhang, Jinfeng Lu, Shaofei Su, Chunhua Xi, Wei Liu, Guyan Wang

Open Access Study protocol

Bathing Adaptations in the Homes of Older Adults (BATH-OUT-2): study protocol for a randomised controlled trial, economic evaluation and process evaluation

Phillip J. Whitehead, Stuart Belshaw, Samantha Brady, Elizabeth Coleman, Alexandra Dean, Laura Doherty, Caroline Fairhurst, Sandra Francis-Farrell, Miriam Golding-Day, Joanne Gray, Maisie Martland, Jennifer McAnuff, Andrew McCarthy, Peter McMeekin, Natasha Mitchell, Melanie Narayanasamy, Craig Newman, Adwoa Parker, Tim Rapley, Sara Rodgers, Leigh Rooney, Rachel Russell, Laura Sheard, David Torgerson

Open Access Study protocol

Efficacy and safety of azvudine in symptomatic adult COVID-19 participants who are at increased risk of progressing to critical illness: a study protocol for a multicentre randomized double-blind placebo-controlled phase III trial

Xinlun Tian, Yan Xu, Luo Wang, Chongya Dong, Xiaoyan Yan, Junping Fan, Huaiya Xie, Hong Zhang, Jinglan Wang, Yongjian Liu, Yaqi Wang, Siqi Pan, Aohua Wu, Xueqi Liu, Chen Yao, Mengzhao Wang

Open Access Update

Statistical analysis plan for the Recovery-focused Community support to Avoid readmissions and improve Participation after Stroke randomised controlled clinical trial

Monique F. Kilkenny, Muideen T. Olaiya, Janette Cameron, Natasha A. Lannin, Nadine E. Andrew, Amanda G. Thrift, Maree Hackett, Ian Kneebone, Avril Drummond, Vincent Thijs, Olivia Brancatisano, Joosup Kim, Megan Reyneke, Shaun Hancock, Liam Allan, Fiona Ellery, Geoffrey Cloud, Rohan S. Grimley, Sandy Middleton, Dominique A. Cadilhac, Dominique Cadilhac, Natasha Lannin, Helen Dewey, Monique Kilkenny, Nadine Andrew, Ian Kneebone, Avril Drummond, Jan Cameron, Amanda Thrift, Maree Hackett, Christopher Levi, Mariko Carey, Geoff Cloud, Rohan S. Grimley, Sandy Middleton, Vincent Thijs, Toni Aslett, Jonathon Li, Ernest Butler, Henry Ma, Pamela Galindo, Mark Gocotano, Andrea Moore, Fides Camino, Lily Murphy, Michael Teodoro, Bronwyn Coulton, Louise Lee, Philip Choi, Claire Buchanan, Tessa Busch, Darshan Ghia, Phoebe Lee, Gillian Edmonds, Rowena Singkang, Berzenn Urbi, Nicola Hall, Marie Matanas, Rebecca Danton, Natasha Bonanno, Kylie Tastula, Erin Li, Lucy Nolan, Timothy Kleinig, Jennifer Cranefield, Rajesh Khanna, Kirsty Page, Disha Patel, Kelly Jones, Sarah Dennien, Donna Rowley, Suzanne McGufficke, Rohan S. Grimley, Muideen Olaiya, Jonathan Li, Rebecca Barnden, Amanda Elston, Tara Purvis, Graeme Hankey, Leonid Churilov, Geoff Donnan, Coralie English, Jan Cameron, Olivia Brancatisano, Dawn Harris, Megan Reyneke, Lana Coleman, Tharshanah Thayabaranathan, Sue Mosely, Shaun Hancock, Oluwatobi Afolabi, Verena Schadewaldt, Toni Withiel, Fiona Ellery, Toni Aslett, Lisa Murphy, Eleanor Horton, Brenda Booth, Ida Dempsey

Open Access Methodology

Working under short timescales to deliver a national trial: a case study of the ComFluCOV trial from a statistician’s perspective

Rosie Harris, Russell Thirard, Sarah Baos, Rajeka Lazarus, Rachel Todd, Jana Kirwan, Katherine Joyce, David Hutton, Maddie Clout, Heike Cappel-Porter, Lucy Culliford, Chris A. Rogers

Open Access Commentary

Pragmatic randomized controlled trials: strengthening the concept through a robust international collaborative network: PRIME-9—Pragmatic Research and Innovation through Multinational Experimentation

Elmir Omerovic, Mark Petrie, Björn Redfors, Stephen Fremes, Gavin Murphy, Guillaume Marquis-Gravel, Alexandra Lansky, Eric Velazquez, Divaka Perera, Christopher Reid, Julian Smith, Peter van der Meer, Eric Lipsic, Peter Juni, John McMurray, Johann Bauersachs, Lars Køber, Jean L. Rouleau, Torsten Doenst

Open Access Update

Detailed statistical analysis plan for ALBINO: effect of Allopurinol in addition to hypothermia for hypoxic-ischemic Brain Injury on Neurocognitive Outcome — a blinded randomized placebo-controlled parallel group multicenter trial for superiority (phase III)

Corinna Engel, Mario Rüdiger, Manon J. N. L. Benders, Frank van Bel, Karel Allegaert, Gunnar Naulaers, Dirk Bassler, Katrin Klebermaß-Schrehof, Maximo Vento, Ana Vilan, Mari Falck, Isabella Mauro, Marjo Metsäranta, Sampsa Vanhatalo, Jan Mazela, Tuuli Metsvaht, Roselinda van der Vlught, Axel R. Franz, Christian F. Poets, Hercilia Guimarães, Tom Stiri, Luigi Cattarossi, Cees K. W. van Veldhuizen, Christian A. Maiwald, Iris Bergmann, Monika Weiss, Andreas Eichhorn, Michael Raubuch, Birgit Schuler, Bas Laméris, Thirza van Ramshorst, Tirol Kliniken, Johannes Brandner, Marie Tackoen, Ruth Reibel, Mari-Liis Ilmoja, Pille Saik, Ruth Käär, Pille Andresson, Klinikum der J. W. Goethe, Main Rolf Schloesser, Carl Gustav Carus, Stefan Winkler, Thomas Hoehn, Norbert Teig, Michael Schroth, Christoph Fusch, Ulrich H. Thome, Harald Ehrhardt, Ancona Virgilio Carnielli, Marcello Napolitano, Francesca Faldini, Bambini “V.Buzzi”, Milano Gianluca Lista, Mario Barbarini, Laura Pagani, Emmanuele Mastretta, Giovanni Vento, Monica Fumagalli, Mirjam M. van Weissenbruch, Henrica L. M. van Straaten, Kim V. Annink, Jeroen Dudink, Jan B. Derks, Inge P. de Boer, Clemens B. Meijssen, Timo R. de Haan, Linda G. van Rooij, Jacqueline L. van Hillegersberg, Minouche van Dongen, Koen P. Dijkman, Marlies A. van Houten, Sophie R. D. van der Schoor, Moritz Schneider, Eirik Nestaas, Britt Nakstad, Lukas Karpinski, Ewa Gulczynska, Claudia Ferraz, Almerinda Pereira, Rosalina Barroso, Mendes da Graça, Teresa Tomé, Filomena Pinto, Juan Martínez Rodilla, Maria Luz.Couce Pico, José Antonio Hurtado Suazo, Eva Valverde, José Ramón Fernández Lorenzo, Héctor Boix, Francisco Jimenez Parrilla, Dorotea Blanco, Begoña Loureiro, Maria Teresa Moral-Pumarega, Julia Maletzki, Claudia Knoepfli, Cornelia Hagmann, Michael Kleber, Martin Stocker, Thomas Riedel

Open Access Study protocol

Effect of immersive virtual reality-based cognitive remediation in patients with mood or psychosis spectrum disorders: study protocol for a randomized, controlled, double-blinded trial

Andreas E. Jespersen, Anders Lumbye, Maj Vinberg, Louise Glenthøj, Merete Nordentoft, Eva E. Wæhrens, Gitte M. Knudsen, Guido Makransky, Kamilla W. Miskowiak

Open Access Methodology

Improving the inclusion of an under-served group in trials: development and implementation of the INCLUDE Impaired Capacity to Consent Framework

Victoria Shepherd, Katherine Joyce, Amanda Lewis, Samantha Flynn, Madeleine Clout, Brittany Nocivelli, Jeremy Segrott, Shaun Treweek

Open Access Study protocol

Efficacy of an aloe vera, chamomile, and thyme cosmetic cream for the prophylaxis and treatment of mild dermatitis induced by radiation therapy in breast cancer patients: a controlled clinical trial (Alantel Trials)

Celia Jimenez-Garcia, Luis Angel Perula-de Torres, Enrique Villegas-Becerril, Juan Jose Muñoz-Gavilan, Maria Espinosa-Calvo, Gertrudis Montes-Redondo, Esperanza Romero-Rodriguez, Maria Carmen Moreno Manzanaro, Fatima Ginés Santiago, Carmen Bueno Serrano, Fabiola Romero Ruperto, Maria Cruz Linares Ramirez, Maria Angeles Quesada Román, Nieves Muñoz Alcaraz, Juan Manuel Parras Rejano, Maria Isabel Lopez Estepa, Maria Dolores Maestre-Serrano, Jaime Monserrat Villatoro

Open Access Study protocol

Standard vs. targeted oxygen therapy prehospitally for chronic obstructive pulmonary disease (STOP-COPD): study protocol for a randomised controlled trial

Arne Sylvester Rønde Jensen, Jan Brink Valentin, Mathilde Gundgaard Mulvad, Victor Hagenau, Søren Helbo Skaarup, Søren Paaske Johnsen, Ulla Væggemose, Martin Faurholdt Gude

Open Access Study protocol

PLUS-IS-LESS project: Procalcitonin and Lung UltraSonography-based antibiotherapy in patients with Lower rESpiratory tract infection in Swiss Emergency Departments: study protocol for a pragmatic stepped-wedge cluster-randomized trial

Cécile Bessat, Roland Bingisser, Markus Schwendinger, Tim Bulaty, Yvan Fournier, Vincent Della Santa, Magali Pfeil, Dominique Schwab, Jörg D. Leuppi, Nicolas Geigy, Stephan Steuer, Friedemann Roos, Michael Christ, Adriana Sirova, Tanguy Espejo, Henk Riedel, Alexandra Atzl, Fabian Napieralski, Joachim Marti, Giulio Cisco, Rose-Anna Foley, Melinée Schindler, Mary-Anne Hartley, Aurélie Fayet, Elena Garcia, Isabella Locatelli, Werner C. Albrich, Olivier Hugli, Noémie Boillat-Blanco, Noémie Boillat-Blanco, Werner C. Albrich, Nicolas Garin, Björn Mattsson, Stephan Gasser, Dieter Von Ow

Open Access Study protocol

DON in pediatric cerebral malaria, a phase I/IIA dose-escalation safety study: study protocol for a clinical trial 

Nginache Nampota-Nkomba, Osward M. Nyirenda, Jane Mallewa, Yamikani Chimalizeni, Nettie Dzabala, Michael P. Fay, Mathangi Gopalakrishnan, Matthew B. Laurens, Nicole F. O’Brien, Louis H. Miller, Susan K. Pierce, Brittany A. Riggle, Douglas G. Postels

Open Access Study protocol

Preventing Respiratory Viral Illness Invisibly (PRiVII): protocol for a pragmatic cluster randomized trial evaluating far-UVC light devices in long-term care facilities to reduce infections

Hayden P. Nix, Samantha Meeker, Caroline E. King, Melissa Andrew, Ian R. C. Davis, Prosper S. Koto, Meaghan Sim, Jennifer Murdoch, Glenn Patriquin, Chris Theriault, Stephanie Reidy, Michael Rockwood, Tara Sampalli, Samuel D. Searle, Kenneth Rockwood

Open Access Study protocol

Transpalpebral electrical stimulation for the treatment of retinitis pigmentosa: study protocol for a series of N-of-1 single-blind, randomized controlled trial

Wei Zhou, Ziyang Huang, Kai Xu, Yamin Li, Xiaoyu Li, Jiaxian Li, Yu Jin, Torkel Snellingen, Lina Liang

Open Access Research

Associate Principal Investigators and the HEAL-COVID trial: good for trainees, good for trials

Joseph Newman, Philip Wild, Charlotte Summers, Mark Toshner

Open Access Study protocol

Evaluating the effect of a behavioural intervention bundle on antibiotic use, quality of care, and household transmission of resistant Enterobacteriaceae in intervention versus control clusters in rural Burkina Faso and DR Congo (CABU-EICO)

Marianne van der Sande, Brecht Ingelbeen, Marie Meudec, Esther van Kleef, Linda Campbell, Edwin Wouters, Joachim Marien, Rianne van Vredendaal, Herwig Leirs, Daniel Valia, Sibidou Yougbare, Stephane Kouanda Juste, Aminata Welgo, Halidou Tinto, Delphin Mpanzu, Bijou Mbangi, Cesar-Augustin Khoso Muaka, Oscar Kiabanza, Adna Melanda, Richelin Makuaya, Didier Ndomba, Papa Mamadou Diagne, Leonard Heyerdahl, Tamara Giles-Vernick, Sandra Van Puyvelde, Ben Cooper

Open Access Study protocol

Impact of Menstrual cycle-based Periodized training on Aerobic performance, a Clinical Trial study protocol—the IMPACT study

Linda Ekenros, Philip von Rosen, Jessica Norrbom, Hans-Christer Holmberg, Carl Johan Sundberg, Cecilia Fridén, Angelica Lindén Hirschberg

Open Access Methodology

Using healthcare systems data for outcomes in clinical trials: issues to consider at the design stage

Alice-Maria Toader, Marion K. Campbell, Jennifer K. Quint, Michael Robling, Matthew R Sydes, Joanna Thorn, Alexandra Wright-Hughes, Ly-Mee Yu, Tom. E. F. Abbott, Simon Bond, Fergus J. Caskey, Madeleine Clout, Michelle Collinson, Bethan Copsey, Gwyneth Davies, Timothy Driscoll, Carrol Gamble, Xavier L. Griffin, Thomas Hamborg, Jessica Harris, David A. Harrison, Deena Harji, Emily J. Henderson, Pip Logan, Sharon B. Love, Laura A. Magee, Alastair O’Brien, Maria Pufulete, Padmanabhan Ramnarayan, Athanasios Saratzis, Jo Smith, Ivonne Solis-Trapala, Clive Stubbs, Amanda Farrin, Paula Williamson

Open Access Research

The use of healthcare systems data for RCTs

Alice-Maria Toader, Carrol L. Gamble, Susanna Dodd, Paula R. Williamson

Open Access Study protocol

Guidelines for reporting pediatric and child health clinical trial protocols and reports: study protocol for SPIRIT-Children and CONSORT-Children

Ami Baba, Maureen Smith, Beth K. Potter, An-Wen Chan, David Moher, Martin Offringa

Open Access Study protocol

Effectiveness and brain mechanism of multi-target transcranial alternating current stimulation (tACS) on motor learning in stroke patients: study protocol for a randomized controlled trial

Ming-Hui Lai, Xiao-Ming Yu, Yan Lu, Hong-Lin Wang, Wang Fu, Huan-Xia Zhou, Yuan-Li Li, Jun Hu, Jiayi Xia, Zekai Hu, Chun-Lei Shan, Feng Wang, Cong Wang

Open Access Commentary

Digital health interventions for all? Examining inclusivity across all stages of the digital health intervention research process

Rebecca A. Krukowski, Kathryn M. Ross, Max J. Western, Rosie Cooper, Heide Busse, Cynthia Forbes, Emmanuel Kuntsche, Anila Allmeta, Anabelle Macedo Silva, Yetunde O. John-Akinola, Laura M. König

Open Access Study protocol

The ROCK trial—a multidisciplinary Rehabilitation intervention for sudden Out-of-hospital Cardiac arrest survivors focusing on return-to-worK: a pragmatic randomized controlled trial protocol

Jan Christensen, Bo Gregers Winkel, Lilli Kirkeskov, Fredrik Folke, Matilde Winther-Jensen, Christine Eckhardt-Bentsen, Jesper Kjærgaard, Christian Hassager, Mette Kirstine Wagner

Open Access Study protocol

mini-MED: study protocol for a randomized, multi-intervention, semi-controlled feeding trial of a Mediterranean-amplified vs. habitual Western dietary pattern for the evaluation of food-specific compounds and cardiometabolic health

Emily B. Hill, Minghua Tang, Julie M. Long, Jennifer F. Kemp, Jamie L. Westcott, Audrey E. Hendricks, Nichole A. Reisdorph, Wayne W. Campbell, Nancy F. Krebs, Claudia Schaefer, Gabrielle Glime, Katrina A. Doenges, Richard M. Reisdorph, Sakaiza Rasolofomanana Rajery, Kathryn Garvey, Robin Shandas, Sarah J. Borengasser, Daniel N. Frank

Open Access Study protocol

Health economic evaluation of a nurse-assisted online eye screening in home healthcare to reduce avoidable vision impairment (iScreen): study protocol for a cluster randomized controlled trial

Vera Rooth, Hilde van der Aa, Robert P. L. Wisse, Otto R. Maarsingh, Marc Koopmanschap, Jan E. E. Keunen, Hester Vermeulen, Caroline C. W. Klaver, Gabriëlle Janssen, Ger H. M. B. van Rens, Ruth M. A. van Nispen

Open Access Study protocol

Cancer Precision-Prevention trial of Metformin in adults with Li Fraumeni syndrome (MILI) undergoing yearly MRI surveillance: a randomised controlled trial protocol

Miriam Dixon-Zegeye, Rachel Shaw, Linda Collins, Kendra Perez-Smith, Alexander Ooms, Maggie Qiao, Pan Pantziarka, Louise Izatt, Marc Tischkowitz, Rachel E. Harrison, Angela George, Emma R. Woodward, Simon Lord, Lara Hawkes, D. Gareth Evans, James Franklin, Helen Hanson, Sarah P. Blagden

Open Access Study protocol

A multicenter double-blind randomized crossover study comparing the impact of dorsal subthalamic nucleus deep brain stimulation versus standard care on apathy in Parkinson’s disease: a study protocol

T. J. C. Zoon, G. van Rooijen, M. F. Contarino, S. van der Gaag, R. Zutt, J. T. van Asseldonk, P. van den Munckhof, P. R. Schuurman, D. A. J. P. Denys, R. M. A. de Bie

Open Access Commentary

Anticipating and strategizing to address potential bottlenecks during clinical research projects in sub-Saharan Africa: a case for adapting approaches and tools used in the entrepreneurial and development sectors

Yauba Saidu, Sangwe Clovis Nchinjoh, Amani Adidja, Andreas Frambo Besong, Palmer Masumbe Netongo, Paul Ndom, Marya Liebermann

Open Access Study protocol

Pedicle screw placement accuracy in robot-assisted versus image-guided freehand surgery of thoraco-lumbar spine (ROBARTHRODESE): study protocol for a single-centre randomized controlled trial

Nicolas Aurouer, Patrick Guerin, Arnaud Cogniet, Nicolas Gangnet, Morad Pedram, Pierre-Thierry Piechaud, Jacobus H. Muller, Mo Saffarini, Sonia Ramos-Pascual, Kinga Michalewska, Paolo Mangione

Open Access Methodology

How many sites should an orthopedic trauma prospective multicenter trial have? A marginal analysis of the Major Extremity Trauma Research Consortium completed trials

Lauren Allen, Robert V. O’Toole, Michael J. Bosse, William T. Obremskey, Kristin R. Archer, Lisa K. Cannada, Jaimie Shores, Lisa M. Reider, Katherine P. Frey, Anthony R. Carlini, Elena D. Staguhn, Renan C. Castillo

Open Access Research

Personalised versus standard text message prompts for increasing trial participant response to telephone follow-up: an embedded randomised controlled retention trial

Esther Herbert, Diana Papaioannou, Amanda Loban, Nikki Totton, Marie Hyslop, Robert Bolt, Christopher Deery

Open Access Correction

Correction: Study protocol for a randomised cross-over trial of Neurally adjusted ventilatory Assist for Neonates with Congenital diaphragmatic hernias: the NAN-C study

Grace Poole, Christopher Harris, Sandeep Shetty, Theodore Dassios, Allan Jenkinson, Anne Greenough

Open Access Study protocol

Impact of an integrated health, nutrition, and early child stimulation and responsive care intervention package delivered to preterm or term small for gestational age babies during infancy on growth and neurodevelopment: study protocol of an individually randomized controlled trial in India (Small Babies Trial)

Ranadip Chowdhury, Rukman Manapurath, Ingvild Fossgard Sandøy, Ravi Prakash Upadhyay, Neeta Dhabhai, Saijuddin Shaikh, Harish Chellani, Tarun Shankar Choudhary, Abhinav Jain, Jose Martines, Nita Bhandari, Tor A. Strand, Sunita Taneja

Open Access Correction

Correction: Improving pediatric COVID-19 vaccine uptake using an mHealth tool (MoVeUp): study protocol for a randomized, controlled trial

Russell J. McCulloh, Paul M. Darden, Jessica Snowden, Songthip Ounpraseuth, Jeannette Lee, Martina Clarke, Sophia R. Newcomer, Linda Fu, DeAnn Hubberd, Jaime Baldner, Maryam Garza, Ellen Kerns

Open Access Study protocol

Engaging Black youth in depression and suicide prevention treatment within urban schools: study protocol for a randomized controlled pilot

Michael A. Lindsey, Laura Mufson, Carolina Vélez-Grau, Tracy Grogan, Damali M. Wilson, Aaron O. Reliford, Meredith Gunlicks-Stoessel, James Jaccard

Open Access Methodology

Good Statistical Practice—development of tailored Good Clinical Practice training for statisticians

Deborah D. Stocken, Helen Mossop, Emma Armstrong, Steff Lewis, Susan J. Dutton, Claire Peckitt, Carrol Gamble, Julia Brown

Open Access Study protocol

Rudi Kundini, Pamoja Kundini (RKPK): study protocol for a hybrid type 1 randomized effectiveness-implementation trial using data science and economic incentive strategies to strengthen the continuity of care among people living with HIV in Tanzania

Jillian L. Kadota, Laura J. Packel, Matilda Mlowe, Nzovu Ulenga, Natalino Mwenda, Prosper F. Njau, William H. Dow, Jingshen Wang, Amon Sabasaba, Sandra I. McCoy

Open Access Study protocol

Zero Self-Harm app: a mobile phone application to reduce non-suicidal self-injury—study protocol for a randomized controlled trial

Evelyn Guerrero, Kate Andreasson, Lene Larsen, Niels Buus, Jette Louise Skovgaard Larsen, Jesper Krogh, Rasmus Thastum, Lone Lindberg, Katrine Lindblad, Annette Erlangsen, Merete Nordentoft

Open Access Review

Defining usual care comparators when designing pragmatic trials of complex health interventions: a methodology review

Katrina M. Turner, Alyson Huntley, Tom Yardley, Sarah Dawson, Shoba Dawson

Open Access Methodology

Effect of resuscitative endovascular balloon occlusion of the aorta in nontraumatic out-of-hospital cardiac arrest: a multinational, multicenter, randomized, controlled trial

Hee Eun Kim, Sheng-En Chu, You Hwan Jo, Wen-Chu Chiang, Dong-Hyun Jang, Chin-Hao Chang, So Hee Oh, Hsuan-An Chen, Seung Min Park, Jen-Tang Sun, Dong Keon Lee

Open Access Study protocol

A hybrid digital parenting programme to prevent abuse of adolescents in Tanzania: study protocol for a pragmatic cluster-randomised controlled trial

Lauren Baerecke, Abigail Ornellas, Joyce Wamoyi, Mwita Wambura, Jonathan Klapwijk, Angelique N. Chetty, Ashlin Simpson, Roselinde Janowski, Kristen de Graaf, David Stern, Lily Clements, Esmee te Winkel, Laetitia Christine, Gervas Mbosoli, Kija Nyalali, Onduru Gervas Onduru, Anna Booij, Sussie N. Mjwara, Sibongile Tsoanyane, Gerry Mshana, Mbutolwe Esther Mwakitalu, G. J. Melendez-Torres, Francisco Calderon, Isang Awah, Ohad Green, Inge Vallance, Oluwaseyi Somefun, Frances Gardner, Lorraine Sherr, Mackenzie Martin, Jamie M. Lachman, Lucie D. Cluver

Open Access Methodology

HYDROchlorothiazide versus placebo to PROTECT polycystic kidney disease patients and improve their quality of life: study protocol and rationale for the HYDRO-PROTECT randomized controlled trial

Thomas Bais, Esther Meijer, Bart J. Kramers, Priya Vart, Marc Vervloet, Mahdi Salih, Bert Bammens, Nathalie Demoulin, Polina Todorova, Roman-Ulrich Müller, Jan Halbritter, Alexander Paliege, Emilie Cornec-Le Gall, Bertrand Knebelmann, Roser Torra, Albert C. M. Ong, Fiona E. Karet Frankl, Ron T. Gansevoort

Open Access Study protocol

Outpatient follow-up of tumour diseases through video-based value-oriented behavioural activation (ViVA): study protocol for a randomised controlled trial

Maren Reder, Christine Hofheinz, Lena Melzner, Gabriele Prinz, Christoph Kröger

Open Access Study protocol

Efficacy of amoxicillin/clavulanic acid after surgical drainage of perianal abscess in the prevention of the development of anal fistula (PERIQxA study): study protocol for a multicenter randomized, double-blind clinical trial

Verónica Polaino Moreno, Antonio F. Caballero-Bermejo, Mariano Artés Caselles, Javier Serrano González, Xabier Remírez Arriaga, Natalia González Alcolea, Aritz Equisoain Azcona, Eva Iglesias García, José Luis Lucena de la Poza, Arsenio Sánchez Movilla, Belén Ruiz-Antorán, Isabel Alonso Sebastián, Daniel Melero Montes, Carmen León Fernández, Jesús Álvarez Sánchez, Joaquín Muñoz Rodríguez, Juan González González, Miguel García-Oria Serrano, Ana Sánchez Ramos, Arturo García Pavía, Elena Jiménez Cubedo, Laura Román García de León, Maria Dolores Chaparro Cabezas, Javier López Monclús, Alberto Pueyo Rabanal, Matías Cea Soriano, Pedro Artuñedo Pe, Xiana Rial Justo, Miguel Suárez Sánchez, Lucía Gil Cidoncha, María del Pilar Martín Rodrigo, María Torguet Muñoz, Manuel Fernández Rodriguez, Cristián Grillo Marín, Celia Fidalgo Martínez, Javier Callau Pontaque, Pablo Galindo Jara, Laura Colao García, David Díaz Pérez, Ana Belén Gallardo Herrera, Enrique Esteban Agustí, Miguel A. Hernández Bartolomé, María Gutierrez Samaniego, César García Llorente, Lorenzo Rabadán Ruiz, Raquel Barriga Sánchez, Hector Ernesto Núñez Tasaico, Jaime Zabala Salinas, Natalia Almeida Romera, Raquel Ríos Blanco, Benito Miguel Josa Martínez, Eneida Bra Insa, Elena Sagarra Cebolla, Mónica García Aparicio, Paloma Garaulet González, Eduardo San Pío Carvajal, Miriam Fraile Vasallo, José Manuel Muros Bayo, Sergio Pedro Olivares Pizarro, Vicente Herrera Cabrera, Isaac Silvio Corrales Castillo, Elsa Pertejo Muñoz, Ricardo Ortega García, Ana Sánchez Gollarte, Rocío Maqueda González, Carlos Sáez Rodríguez, Mario Álvarez Gallego, Beatriz Díaz San Andrés, Ramón Cantero Cid, Carolina González Gómez, Inés Rubio Pérez, Fernando Tone Villanueva, Luis Asensio Gómez, Esteban Díaz Serrano, Blanca Monje Vera, Celia Castillo Marcos, Ana Belén Suárez Enriquez, Rebeca Abad Moret, Kriss Huerta Serracin

Open Access Study protocol

Continuous combined oral contraceptive use versus vitamin E in the treatment of menstrual migraine: rationale and protocol of a randomized controlled trial (WHAT!)

Britt W. H. van der Arend, Daphne S. van Casteren, Iris E. Verhagen, Antoinette MaassenVanDenBrink, Gisela M. Terwindt

Open Access Study protocol

Delivering integrated strategies from a mobile unit to address the intertwining epidemics of HIV and addiction in people who inject drugs: the HPTN 094 randomized controlled trial protocol (the INTEGRA Study)

David Goodman-Meza, Steven Shoptaw, Brett Hanscom, Laramie R. Smith, Philip Andrew, Irene Kuo, Jordan E. Lake, David Metzger, Ellen A. B. Morrison, Melissa Cummings, Jessica M. Fogel, Paul Richardson, Jayla Harris, Jesse Heitner, Sarah Stansfield, Nabila El-Bassel

Open Access Study protocol

Effectiveness of IT-supported patient recruitment: study protocol for an interrupted time series study at ten German university hospitals

Martin Boeker, Daniela Zöller, Romina Blasini, Philipp Macho, Sven Helfer, Max Behrens, Hans-Ulrich Prokosch, Christian Gulden

Open Access Study protocol

Impact of model-informed precision dosing in adults receiving vancomycin via continuous infusion: a randomized, controlled clinical trial

Glenn Van Wynsberge, Veerle Grootaert, Franky Buyle, Jens Van Praet, Roos Colman, Ine Moors, Annemie Somers, Diana Huis in ‘t Veld, Pieter De Cock, Kim Bigler, Andreas Capiau, Barbara Claus, Laure Degroote, Julie De Keulenaer, Sabine Deryckere, Lotte Deschepper, Sanne De Smet, Veronique De Smet, Astrid Heus, Liesbeth Huys, Jolien Langui, Tom Lodewyck, Sarah Mertens, Jeroen Neyt, Alexander Schauwvlieghe, Sylvia Snauwaert, Katleen Van Butsele, Stefaan Vandecasteele, Kevin Van Laethem, Karen Vermis, Barbara Verstraete

Open Access Study protocol

Using a theory-based, customized video game as an educational tool to improve physicians’ trauma triage decisions: study protocol for a randomized cluster trial

Deepika Mohan, Derek C. Angus, Chung-Chou H. Chang, Jonathan Elmer, Baruch Fischhoff, Kim J. Rak, Jacqueline L. Barnes, Andrew B. Peitzman, Douglas B. White

Open Access Study protocol

Obesity Treatments to Improve Type 1 Diabetes (OTID): a randomized controlled trial of the combination of glucagon-like peptide 1 analogues and sodium-glucose cotransporter 2 inhibitors—protocol for Obesity Treatments to Improve Type 1 Diabetes (the OTID trial)

Ebaa Al-Ozairi, Kavita Narula, Alexander D. Miras, Etab Taghadom, Abeer El Samad, Jumana Al Kandari, Anas Alyosef, Anant Mashankar, Werd Al-Najim, Carel W. le Roux

Open Access Study protocol

Application of the patient-reported outcome-based postoperative symptom management model in lung cancer: a multicenter randomized controlled trial protocol

Ying Liang, Pengyu Jing, Zhongping Gu, Lei Shang, Peng Ge, Yong Zhang, Lv Wang, Chun Qiu, Ximing Zhu, Zhijun Tan

Open Access Research

Exploring critical intervention features and trial processes in the evaluation of sensory integration therapy for autistic children

Elizabeth Randell, Rachel McNamara, Monica Busse, Sue Delport, Rhys Williams-Thomas, Wakunyambo Maboshe, David Gillespie, Sarah Milosevic, Lucy Brookes-Howell, Melissa Wright, Richard P. Hastings, Anne Marie McKigney, Eleni Glarou, Alka Ahuja

Open Access Study protocol

Recurrences of advanced sessile and lateral spreading colorectal adenoma after endoscopic mucosal resection (EMR) thermal ablation versus no adjuvant therapy (RESPECT): a protocol of an international randomized controlled trial

Gijs Kemper, Christian Gerges, Erik J. Schoon, Ramon-Michel Schreuder, Ruud R. W. Schrauwen, Ludger S. M. Epping, Torsten Beyna, Joost P. H. Drenth, Ufuk Gündug, Peter D. Siersema, Erwin J. M. van Geenen

Open Access Study protocol

The efficacy of virtual reality technology for the postoperative rehabilitation of patients with cervical spondylotic myelopathy (CSM): a study protocol for a randomized controlled trial

Jiajun Wu, Zhongchuan Sun, Zhichao Ge, Dong Zhang, Jianghan Xu, Rilin Zhang, Xuecheng Liu, Qing Zhao, Hao Sun

Open Access Study protocol

To allow or avoid pain during shoulder rehabilitation exercises for patients with chronic rotator cuff tendinopathy-Study protocol for a randomized controlled trial (the PASE trial)

Birgitte Hougs Kjær, Ann M. Cools, Finn E. Johannsen, Jeanette Trøstrup, Theresa Bieler, Volkert Siersma, Peter S. Magnusson

Open Access Study protocol

Investigating the added effects of guidance in digital psychological self-care for alcohol problems (ALVA)—protocol for a randomized factorial optimization trial

Christopher Sundström, Ekaterina Ivanova, Philip Lindner, Magnus Johansson, Martin Kraepelien

Open Access Study protocol

Comparison of 2D 4K vs. 3D HD laparoscopic imaging systems in bariatric surgery: study protocol for a randomized controlled prospective trial

Tibor A. Zwimpfer, Nadja Stiegeler, Philip C. Müller, Andreas Schötzau, Bernhard Fellmann-Fischer, Viola Heinzelmann-Schwarz, Ralph Peterli, Marko Kraljević

Open Access Study protocol

Evaluation of intensive community care services for young people with psychiatric emergencies: study protocol for a multi-centre parallel-group, single-blinded randomized controlled trial with an internal pilot phase

Thilipan Thaventhiran, Ben Hoi-Ching Wong, Izabela Pilecka, Saba Masood, Opeyemi Atanda, Joe Clacey, Jovanka Tolmac, Leon Wehncke, Liana Romaniuk, Margaret Heslin, Emma Tassie, Petrina Chu, Rhys Bevan-Jones, Ruth Woolhouse, Tauseef Mahdi, Veronika Beatrice Dobler, Mandy Wait, Paula Reavey, Sabine Landau, Sarah Byford, Toby Zundel, Dennis Ougrin

Open Access Study protocol

Seroma control in axillary lymphadenectomy with Glubran 2® without drain. Multicenter, prospective, randomized, clinical trial. GALA-ND study (Glubran, Axillary Lymphadenectomy, Ambulatory, No Drain)

Sandra López Gordo, Neus Ruiz-Edo, Maria Teresa Fernández-Planas, Sara Viscaya-Martín, Cristina Serra-Serra, Carmen Buqueras, Mireia Recaj, Raul Guerrero-López, Lidia Blay-Aulina, Oscar Aparicio-Rodriguez, Laura Cusiné, Xavier Mira, Montserrat Clos, Immaculada Alonso, Jairo Cortés Prados, Sofía Espinoza Villalobos, Elena Vallejo-Barnosell, A. S. Espinoza-Villalobos, Marta Jimenez, Aurora Carrasquer-Puyal, Priscila Giselle Holub, Maria José Cases Baldo, E. Garcia de Castro R, Inmaculada Herrador Garcia, Emanuela Esposito, E. Garcia de Castro Rubio, Marta Lourdes Gonzalez Duaigues

Open Access Study protocol

Trial protocol for the Building Resilience through Socio-Emotional Training (ReSET) programme: a cluster randomised controlled trial of a new transdiagnostic preventative intervention for adolescents

Essi Viding, Alex Lloyd, Roslyn Law, Peter Martin, Laura Lucas, Tom Chin-Han Wu, Nikolaus Steinbeis, Nick Midgley, René Veenstra, Jaime Smith, Lili Ly, Geoffrey Bird, Jennifer Murphy, David Plans, Marcus Munafo, Ian Penton-Voak, Jessica Deighton, Kathleen Richards, Mya Richards, Pasco Fearon

Open Access Study protocol

The effect of a cognitive training therapy based on stimulation of brain oscillations in patients with mild cognitive impairment in a Chilean sample: study protocol for a phase IIb, 2 × 3 mixed factorial, double-blind randomised controlled trial

Alejandra Figueroa-Vargas, Begoña Góngora, María Francisca Alonso, Alonso Ortega, Patricio Soto-Fernández, Lucía Z-Rivera, Sebastián Ramírez, Francisca González, Paula Muñoz Venturelli, Pablo Billeke

Open Access Study protocol

PAIN2.0: study protocol for a multicentre randomised controlled trial to evaluate the efficacy of a 10-week outpatient interdisciplinary multimodal pain therapy to manage recurrent pain for patients with risk factors of developing chronic pain in Germany

Sandra Meyer-Moock, Daniel Szczotkowski, Leonie Schouten, Frank Petzke, Lena Milch, Beatrice Metz-Oster, Louise Zinndorf, Christian Geber, Greta Hoffmann, Anke Preißler, Ursula Marschall, Felix Rottke, Anja Waidner, André Möller, Thomas Isenberg, Gabriele Lindena, Anne Gärtner, Ulrike Kaiser, Thomas Kohlmann

Open Access Study protocol

Does somatosensory discrimination therapy alter sensorimotor upper limb function differently compared to motor therapy in children and adolescents with unilateral cerebral palsy: study protocol for a randomized controlled trial

Lize Kleeren, Lisa Mailleux, Belinda McLean, Catherine Elliott, Griet Dequeker, Anja Van Campenhout, Jean-Jacques Orban de Xivry, Geert Verheyden, Els Ortibus, Katrijn Klingels, Hilde Feys

Open Access Study protocol

Effectiveness and cost-effectiveness of a transdiagnostic intervention for alcohol misuse and psychological distress in humanitarian settings: study protocol for a randomised controlled trial in Uganda

Catharina F. van der Boor, Dalili Taban, Wietse A. Tol, Josephine Akellot, Melissa Neuman, Helen A. Weiss, Giulia Greco, Anna Vassall, Carl May, Abhijit Nadkarni, Eugene Kinyanda, Bayard Roberts, Daniela C. Fuhr

Open Access Study protocol

An e-mental health intervention to reduce depression symptoms in individuals with obesity: study protocol for the randomized, controlled, two-armed, confirmatory LightMood trial

Dilara Kocol, Sheila Geiger, Adam Schweda, Jil Beckord, Theresa Schadendorf, Christoph Jansen, Anita Robitzsch, Eva-Maria Skoda, Martin Teufel, Alexander Bäuerle

Open Access Methodology

Experience with a hybrid recruitment approach of patient-facing web portal screening and subsequent phone and medical record review for a neurosurgical intervention trial for chronic ischemic stroke disability (PISCES III)

Brad J. Kolls, Keith W. Muir, Sean I. Savitz, Lawrence R. Wechsler, Julie G. Pilitsis, Scott Rahimi, Richard L. Beckman, Vincent Holmes, Peng R. Chen, David S. Albers, Daniel T. Laskowitz

Open Access Study protocol

Efficacy of chlorfenapyr-pyrethroid and piperonyl butoxide-pyrethroid long-lasting insecticidal nets (LLINs) compared to pyrethroid-only LLINs for malaria control in Côte d’Ivoire: a three group, cluster randomised trial

Colette Sih, Natacha Protopopoff, Alphonsine A. Koffi, Ludovic P. Ahoua Alou, Edouard Dangbenon, Louisa A. Messenger, Manisha A. Kulkarni, Marius G. Zoh, Soromane Camara, Serge B. Assi, Raphael N’Guessan, Jackie Cook

Open Access Study protocol

Effects of a chronotype-adapted diet on weight loss, cardiometabolic health, and gut microbiota: study protocol for a randomized controlled trial

Monica Dinu, Sofia Lotti, Giuditta Pagliai, Antonia Napoletano, Marta Tristan Asensi, Ilaria Giangrandi, Rossella Marcucci, Amedeo Amedei, Barbara Colombini, Francesco Sofi

Open Access Study protocol

A randomised controlled trial to compare the efficacy, safety, and tolerability of low dose, short course primaquine in adults with uncomplicated P. vivax malaria in two hospitals in India

Sundus Shafat Ahmad, Reena Verma, Robert J. Commons, Nitika, Sauman Singh-Phulgenda, Rutuja Chhajed, Praveen K. Bharti, Beauty Behera, Syed Mohammad Naser, Salil Kumar Pal, Parinita Halder Ranjit, Rajendra Kumar Baharia, Bhavin Solanki, K. J. Upadhyay, Philippe J. Guerin, Amit Sharma, Ric N. Price, Manju Rahi, Kamala Thriemer

Open Access Study protocol

Integrated exercise program in opioid agonist therapy clinics and effect on psychological distress: study protocol for a randomized controlled trial (BAReAktiv)

Einar Furulund, Tesfaye Madebo, Karl Trygve Druckrey-Fiskaaen, Jørn Henrik Vold, Mette Hegland Nordbotn, Eivin Dahl, Sindre M. Dyrstad, Torgeir Gilje Lid, Lars T. Fadnes, Vibeke Bråthen Buljovcic, Jan Tore Daltveit, Trude Fondenes, Per Gundersen, Beate Haga Trettenes, Siv-Elin Leirvåg Carlsen, Maria Olsvold, Marianne Cook Pierron, Christine Sundal, Maren Borsheim Bergsaker, Tone Lise Eielsen, Torhild Fiskå, Marianne Larssen, Eirik Holder, Ewa Joanna Wilk, Mari Thoresen Soot

Open Access Study protocol

Aspin: neurosurgical aspirin intervention prognostic study — perioperative continuation versus discontinuation of aspirin in lumbar spinal surgery, a randomized controlled, noninferiority trial

Ahmed Zian, Gijsbert M. Overdevest, Pieter J. Schutte, Frederikus A. Klok, Ewout W. Steyerberg, Wouter A. Moojen, Niels A. van der Gaag

Open Access Study protocol

Study protocol: a core outcome set for perioperative exercise clinical effectiveness trials for lung cancer patients

Wanjun Zhou, Yawen Zhang, Zhiwei Wang, Liang Zhang, Xinqiong Zhang

Open Access Study protocol

Transdiagnostic and tailored internet intervention to improve mental health among university students: Research protocol for a randomized controlled trial

Anne H. Berman, Naira Topooco, Petra Lindfors, Marcus Bendtsen, Philip Lindner, Olof Molander, Martin Kraepelien, Christopher Sundström, Nooshin Talebizadeh, Karin Engström, George Vlaescu, Gerhard Andersson, Claes Andersson

Open Access Study protocol

Solutions Trial: Solution Focused Brief Therapy (SFBT) in 10–17-year-olds presenting at police custody: a randomised controlled trial

Gwenllian Moody, Elinor Coulman, Emma Crocker-White, Kylie Gray, Richard P. Hastings, Andrea Longman, Fiona Lugg-Widger, Rebecca Playle, Jeremy Segrott, Paul Thompson, Julia Badger, Peter E. Langdon, Samantha Flynn

Open Access Research

Coenzyme Q10 supplementation in burn patients: a double-blind placebo-controlled randomized clinical trial

Zahra Kiani, Nadereh Khorsand, Fahimeh Beigi, Gholamreza Askari, Manoj Sharma, Mohammad Bagherniya

Open Access Research

Recording harms in randomised controlled trials of behaviour change interventions: a qualitative study of UK clinical trials units and NIHR trial investigators

Diana Papaioannou, Kirsty Sprange, Sienna Hamer-Kiwacz, Cara Mooney, Gwenllian Moody, Cindy Cooper

Open Access Update

Physiological-based cord clamping in very preterm infants: the Aeration, Breathing, Clamping 3 (ABC3) trial—statistical analysis plan for a multicenter randomized controlled trial

Sten P. Willemsen, Ronny Knol, Emma Brouwer, Thomas van den Akker, Philip L. J. DeKoninck, Enrico Lopriore, Wes Onland, Willem P. de Boode, Anton H. van Kaam, Debbie H. Nuytemans, Irwin K. M. Reiss, G. Jeroen Hutten, Sandra A. Prins, Estelle E. M. Mulder, Christian V. Hulzebos, Sam J. van Sambeeck, Mayke E. van der Putten, Inge A. Zonnenberg, Arjan B. te Pas, Marijn J. Vermeulen

Open Access Study protocol

Evaluation of a financial incentive intervention on malaria prevalence among the residents in Lake Victoria basin, Kenya: study protocol for a cluster-randomized controlled trial

Tomoya Matsumoto, Masaru Nagashima, Wataru Kagaya, James Kongere, Jesse Gitaka, Akira Kaneko

Open Access Study protocol

Effect of Postoperative Prolonged sedation with Dexmedetomidine after successful reperfusion with Endovascular Thrombectomy on long-term prognosis in patients with acute ischemic stroke (PPDET): study protocol for a randomized controlled trial

Li-na Yang, Yi Sun, Yu-zhu Wang, Jing Wang, Yi-sha Qi, Shan-shan Mu, Yun-peng Liu, Zi-qing Zhang, Zi-mo Chen, Xiao-jie Wang, Wu-xiang Xie, Chang-wei Wei, Yang Wang, An-shi Wu

Open Access Study protocol

UV light-mediated corneal crosslinking as (lymph)angioregressive pretreatment to promote graft survival after subsequent high-risk corneal transplantation (CrossCornealVision): protocol for a multicenter, randomized controlled trial

Johanna Wiedemann, Deniz Hos, Endrik Limburg, Ulrike Zettelmeyer, Petra Schiller, Jeremy Franklin, Björn Bachmann, Daniel Böhringer, Tina Dietrich-Ntoukas, Thomas A. Fuchsluger, Gerd Geerling, Stefan J. Lang, Wolfgang Johann Mayer, Siegfried Priglinger, Thomas Reinhard, Berthold Seitz, Claus Cursiefen

Open Access Study protocol

IA-PACS-CFS: a double-blinded, randomized, sham-controlled, exploratory trial of immunoadsorption in patients with chronic fatigue syndrome (CFS) including patients with post-acute COVID-19 CFS (PACS-CFS)

Hannah Preßler, Marie-Luise Machule, Friederike Ufer, Isabel Bünger, Lucie Yuanting Li, Emilie Buchholz, Claudia Werner, Esther Beraha, Frank Wagner, Matthes Metz, Susen Burock, Lisa Bruckert, Christiana Franke, Nicola Wilck, Anne Krüger, Alexander Reshetnik, Kai-Uwe Eckardt, Matthias Endres, Harald Prüss

Open Access Study protocol

Behavioral economic and wellness-based approaches for reducing alcohol use and consequences among diverse non-student emerging adults: study protocol for Project BLUE, a randomized controlled trial

James G. Murphy, Ashley A. Dennhardt, Jacob Tempchin, Hannah E. Colgonis, Meghan E. McDevitt-Murphy, Brian Borsari, Kristoffer S. Berlin

Open Access Study protocol

Suicide prevention for substance using youth experiencing homelessness: study protocol for a randomized controlled trial

Natasha Slesnick, Brittany Brakenhoff, Laura J. Chavez, Caleb L. Cuthbertson, Ruri Famelia, Xin Feng, Jodi Ford, Eugene Holowacz, Soren Jaderlund, Kelly Kelleher, Ellison Luthy, Allen M. Mallory, Alexis Pizzulo, Tatiana D. Slesnick, Tansel Yilmazer

Open Access Study protocol

The effect of donation frequency on donor health in blood donors donating plasma by plasmapheresis: study protocol for a randomized controlled trial

Morten Haugen, Karin Magnussen, Tonje Eiane Aarsland, Lise Sofie Haug Nissen-Meyer, Tor A. Strand

Open Access Study protocol

EFFects of Exposure and Cognitive behavioral Therapy for chronic BACK pain (“EFFECT-BACK”): study protocol for a randomized controlled trial

Rabea Vogt, Julia Haas, Lukas Baumann, Anja Sander, Christina Klose, Jenny Riecke, Winfried Rief, Ulrike Bingel, Dustin Maser, Michael Witthöft, Jens Keßler, Marco Richard Zugaj, Beate Ditzen, Julia Anna Glombiewski

Open Access Study protocol

Personalized, interdisciplinary patient pathway for cross-sector care of multimorbid patients (eliPfad trial): study protocol for a randomized controlled trial

Christoph Heinrich Lindemann, Volker Burst, Linus Alexander Völker, Sebastian Brähler, Dusan Simic, Ingrid Becker, Martin Hellmich, Clarissa Kurscheid, Nadine Scholten, Ruben Krauspe, Kerstin Leibel, Stephanie Stock, Paul Thomas Brinkkoetter

Open Access Correction

Correction: Tuberculosis (TB) Aftermath: study protocol for a hybrid type I effectiveness-implementation non-inferiority randomized trial in India comparing two active case finding (ACF) strategies among individuals treated for TB and their household contacts

Samyra R. Cox, Abhay Kadam, Sachin Atre, Akshay N. Gupte, Hojoon Sohn, Nikhil Gupte, Trupti Sawant, Vishal Mhadeshwar, Ryan Thompson, Emily Kendall, Christopher Hofmann, Nishi Suryavanshi, Deanna Kerrigan, Srikanth Tripathy, Arjunlal Kakrani, Madhusudan S. Barthwal, Vidya Mave, Jonathan E. Golub

Open Access Study protocol

Measuring the Effect of the Early assessment Team (MEET) for patients referred to outpatient mental health care: a study protocol for a randomised controlled trial

Camilla Angelsen Kvestad, Ingvild Rønneberg Holte, Solveig Klæbo Reitan, Charlotte S. Chiappa, Gunn Karin Helle, Anne E. Skjervold, Anne Marit A. Rosenlund, Øyvind Watne, Heidi Brattland, Jon Helle, Turid Follestad, Karen Walseth Hara, Katrine Høyer Holgersen

Open Access Study protocol

The scientific rationale and study protocol for the DPP3, Angiotensin II, and Renin Kinetics in Sepsis (DARK-Sepsis) randomized controlled trial: serum biomarkers to predict response to angiotensin II versus standard-of-care vasopressor therapy in the treatment of septic shock

J. Pedro Teixeira, David Perez Ingles, Jordan B. Barton, James T. Dean, Pablo Garcia, Susan J. Kunkel, Preeyaporn Sarangarm, Natalie K. Weiss, Christopher L. Schaich, Laurence W. Busse, Nathan D. Nielsen

Open Access Methodology

Trial Forge Guidance 4: a guideline for reporting the results of randomised Studies Within A Trial (SWATs)

C. E. Arundel, L. K. Clark, A. Parker, D. Beard, E. Coleman, C. Cooper, D. Devane, S. Eldridge, S. Galvin, K. Gillies, C. E. Hewitt, C. Sutton, D. J. Torgerson, S. Treweek

Open Access Study protocol

The effectiveness of therapeutic craft-making activities in treating lower-third forearm fracture: study protocol for a randomized controlled trial

Rui Fen Teoh, Siaw Chui Chai, Nor Afifi Razaob Razab, Mohd Iskandar Mohd Amin, Julianne W. Howell

Open Access Study protocol

Efficacy of a virtual reality-based cognitive interactive training program for children with traumatic brain injuries: study protocol for a parallel-group randomized controlled trial

Jiabin Shen, Yan Wang, Susan Quinn, Stacy J. Suskauer, Julia Birch, Tyler Busch, Adrian Svingos, Roger Crawfis, Keith Owen Yeates, H. Gerry Taylor

Open Access Study protocol

Engaging Fathers for Effective Child Nutrition and Development in Tanzania (EFFECTS): study protocol for a five-arm, cluster-randomized trial

Isaac Lyaatu, Dominic Mosha, Mary Mwanyika Sando, Joshua Jeong, Aisha Yousafzai, George PrayGod, Roman Evarist, Lauren Galvin, Mary Pat Kieffer, Elfrida Kumalija, Jennifer Simpson, Ramya Ambikapathi, Morgan Boncyk, Evidence Matangi, Nilupa S. Gunaratna

Open Access Study protocol

Heart rate and breathing effects on attention and memory (HeartBEAM): study protocol for a randomized controlled trial in older adults

Kaoru Nashiro, Hyun Joo Yoo, Christine Cho, Andy Jeesu Kim, Padideh Nasseri, Jungwon Min, Martin J. Dahl, Noah Mercer, Jeiran Choupan, Paul Choi, Hye Rynn J. Lee, David Choi, Kalekirstos Alemu, Alexandra Ycaza Herrera, Nicole F. Ng, Julian F. Thayer, Mara Mather

Open Access Study protocol

Mean Arterial Pressure (MAP) Trial: study protocol for a multicentre, randomized, controlled trial to compare three different strategies of mean arterial pressure management during cardiopulmonary bypass

Alessandra Francica, Gina Mazzeo, Antonella Galeone, Daniele Linardi, Livio San Biagio, Giovanni Battista Luciani, Francesco Onorati

Open Access Correction

Correction: Detailed statistical analysis plan for ALBINO: effect of Allopurinol in addition to hypothermia for hypoxic-ischemic Brain Injury on Neurocognitive Outcome — a blinded randomized placebo-controlled parallel group multicenter trial for superiority (phase III)

Corinna Engel, Mario Rüdiger, Manon J. N. L. Benders, Frank van Bel, Karel Allegaert, Gunnar Naulaers, Dirk Bassler, Katrin Klebermaß-Schrehof, Maximo Vento, Ana Vilan, Mari Falck, Isabella Mauro, Marjo Metsäranta, Sampsa Vanhatalo, Jan Mazela, Tuuli Metsvaht, Roselinda van der Vlught, Axel R. Franz

Open Access Study protocol

Flexor Injury Rehabilitation Splint Trial (FIRST): protocol for a pragmatic randomised controlled trial comparing three splints for finger flexor tendon repairs

Emma Bamford, Hannah Berntsson, Suzanne Beale, Lauren Desoysa, Joseph Dias, Sienna Hamer-Kiwacz, Daniel Hind, Nick Johnson, Amanda Loban, Kaye Molloy, Emma Morvan, Ines Rombach, Anna Selby, Praveen Thokala, Chris Turtle, Stephen Walters, Avril Drummond

Open Access Study protocol

The IMPROVE trial: study protocol for a pragmatic cluster randomised controlled trial to assess the effectiveness of using lay health workers to improve uptake and completion of pulmonary rehabilitation in patients with chronic obstructive pulmonary disease

Gill Gilworth, Katherine Harris, Toby L. Morgan, Salma Ayis, Julia Fox-Rushby, Emma Godfrey, Nicholas S. Hopkinson, Simon Lewin, Ka Keat Lim, Arietta Spinou, Stephanie J. C. Taylor, Patrick White

Open Access Study protocol

Effectiveness of telerehabilitation intervention to improve pain and physical function in people with patellofemoral pain syndrome: study protocol for a randomized controlled trial

Negar Amirabadi, Masumeh Hessam, Saeideh Monjezi, Farshad Molhemi, Mohammad Mehravar, Pardis Hosseinpour

Open Access Study protocol

Lifestyle intervention in children with obesity and nonalcoholic fatty liver disease (NAFLD): study protocol for a randomized controlled trial in Ningbo city (the SCIENT study)

Ping-ping Zhang, You-xin Wang, Fang-jing Shen, Yun-fei Xing, Jia-ying Gu, Xue-ying Li, Han Jin, Shi-feng Jin, Miao Xu, Hai-jun Wang, Hui Wang, Li Li

Open Access Study protocol

Bronchiolitis recovery and the use of High Efficiency Particulate Air (HEPA) Filters (The BREATHE Study): study protocol for a multi-center, parallel, double-blind, randomized controlled clinical trial

Kelly Cowan, Erin O. Semmens, Jeannette Y. Lee, Ethan S. Walker, Paul G. Smith, Linda Fu, Rosalyn Singleton, Sara McClure Cox, Jennifer Faiella, Laurie Chassereau, Lora Lawrence, Jun Ying, Jaime Baldner, Maryam Garza, Robert Annett, Sheva K. Chervinskiy, Jessica Snowden

Open Access Methodology

Multicentre, randomised controlled trial of physiological-based cord clamping versus immediate cord clamping in infants with a congenital diaphragmatic hernia (PinC): statistical analysis plan

Emily J. J. Horn-Oudshoorn, Marijn J. Vermeulen, Ronny Knol, Rebekka Bout-Rebel, Arjan B. te Pas, Stuart B. Hooper, Suzan C. M. Cochius-den Otter, Rene M. H. Wijnen, Kelly J. Crossley, Neysan Rafat, Thomas Schaible, Willem P. de Boode, Anne Debeer, Berndt Urlesberger, Calum T. Roberts, Florian Kipfmueller, Irma Capolupo, Carmen M. Burgos, Bettina E. Hansen, Irwin K. M. Reiss, Philip L. J. DeKoninck

Open Access Research

Choosing and evaluating randomisation methods in clinical trials: a qualitative study

Cydney L. Bruce, Mais Iflaifel, Alan Montgomery, Reuben Ogollah, Kirsty Sprange, Christopher Partlett

Open Access Study protocol

Transcranial alternating current stimulation improves quality of life in Parkinson’s disease: study protocol for a randomized, double-blind, controlled trial

Hong-yu Zhang, Ting-ting Hou, Zhao-hui Jin, Tian Zhang, Yi-heng Wang, Zi-hao Cheng, Yong-hong Liu, Jin-ping Fang, Hong-jiao Yan, Yi Zhen, Xia An, Jia Du, Ke-ke Chen, Zhen-zhen Li, Qing Li, Qi-ping Wen, Bo-yan Fang

Open Access Study protocol

The Diaphragmatic Initiated Ventilatory Assist (DIVA) trial: study protocol for a randomized controlled trial comparing rates of extubation failure in extremely premature infants undergoing extubation to non-invasive neurally adjusted ventilatory assist versus non-synchronized nasal intermittent positive pressure ventilation

David N. Matlock, Sarah J. Ratcliffe, Sherry E. Courtney, Haresh Kirpalani, Kimberly Firestone, Howard Stein, Kevin Dysart, Karen Warren, Mitchell R. Goldstein, Kelli C. Lund, Aruna Natarajan, Ejigayehu Demissie, Elizabeth E. Foglia

Open Access Methodology

Investigating the use of finerenone in children with chronic kidney disease and proteinuria: design of the FIONA and open-label extension studies

Franz Schaefer, Giovanni Montini, Hee Gyung Kang, Johan Vande Walle, Joshua Zaritsky, Michiel F. Schreuder, Mieczyslaw Litwin, Andrea Scalise, Helen Scott, James Potts, Pablo Iveli, Stefanie Breitenstein, Bradley A. Warady

Open Access Methodology

Developing generic templates to shape the future for conducting integrated research platform trials

Madhavi Gidh-Jain, Tom Parke, Franz König, Cecile Spiertz, Peter Mesenbrink, Fabienne Baffert, Robert Patrizi

Open Access Study protocol

Interactive virtual assistance for mental health promotion and self-care management in elderly with type 2 diabetes (IVAM-ED): study protocol and statistical analysis plan for a randomized controlled trial

Frederico Ludwig da Costa, Lucas Strassburger Matzenbacher, Vicenzo Gheno, Maria Antônia Bertuzzo Brum, Laura Gomes Boabaid de Barros, Isabela Semmelmann Maia, Luiza Machado Blank, Lucas Friedrich Fontoura, Janine Alessi, Gabriela Heiden Telo

Open Access Study protocol

Evaluation of a disability-inclusive ultra-poor graduation programme in Uganda: study protocol for a cluster-randomised controlled trial with process evaluation

Elijah Kipchumba, Calum Davey, Sarah Marks, Anthony Mugeere, Shanquan Chen, Lena Morgon Banks, Kazi Eliza Islam, Tom Shakespeare, Hannah Kuper, Munshi Sulaiman

Open Access Study protocol

Effect of an entry-to-care intervention on diabetes distress in individuals with newly diagnosed type 2 diabetes: a study protocol for a cluster-randomized trial

Steffan Holst Hansen, Troels Mygind Jensen, Gitte Stentebjerg Petersen, Francois Pouwer, Anders Larrabee Sonderlund, Jens Søndergaard

Open Access Correction

Correction: Effectiveness and cost-effectiveness of a transdiagnostic intervention for alcohol misuse and psychological distress in humanitarian settings: study protocol for a randomised controlled trial in Uganda

Catharina F. van der Boor, Dalili Taban, Wietse A. Tol, Josephine Akellot, Melissa Neuman, Helen A. Weiss, Giulia Greco, Anna Vassall, Carl May, Abhijit Nadkarni, Eugene Kinyanda, Bayard Roberts, Daniela C. Fuhr

Open Access Study protocol

The effect of selenium supplementation on oxidative stress, clinical symptoms and mental health status in patients with migraine: a study protocol for a double-blinded randomized clinical trial

Arghavan Balali, Omid Sadeghi, Javad Anjom-Shoae, Mohammad Hossein Rouhani, Fariborz Khorvash, Gholamreza Askari

Open Access Study protocol

Sacral neuromodulation for constipation and fecal incontinence in children and adolescents – study protocol of a prospective, randomized trial on the application of invasive vs. non-invasive technique

Manuel Besendörfer, Annemarie Kirchgatter, Roman Carbon, Christel Weiss, Hanna Müller, Klaus E. Matzel, Sonja Diez

Open Access Study protocol

The effects of Phoniatric PREhabilitation in Head and Neck Cancer patients on Aspiration and Preservation of Swallowing (PREHAPS): study protocol of a monocentric prospective randomized interventional outcome-blinded trial

Julian Kuenzel, Stephan Duerr, Sarah Vester, Florian Zeman, Gunnar Huppertz, Michael Koller, Gerda Pfleger, Annika Woertgen, Hazem Salloum, Monika Klinkhammer-Schalke, Tobias Pukrop, Peter Kummer

Open Access Study protocol

Peers plus mobile app for treatment in HIV (PATH): protocol for a randomized controlled trial to test a community-based integrated peer support and mHealth intervention to improve viral suppression among Hispanic and Black people living with HIV

Eileen V. Pitpitan, Keith J. Horvath, Jeannette Aldous, Jamila K. Stockman, Thomas L. Patterson, Megan Liang, Constantino Barrozo, Veronica Moore, Katherine Penninga, Laramie R. Smith

Open Access Study protocol

Tocilizumab in chronic active antibody-mediated rejection: rationale and protocol of an in-progress randomized controlled open-label multi-center trial (INTERCEPT study)

Lillian Streichart, Marie Felldin, Jana Ekberg, Lars Mjörnstedt, Per Lindnér, Annette Lennerling, Verena Bröcker, Johan Mölne, Jan Holgersson, Kristien Daenen, Lars Wennberg, Tomas Lorant, Seema Baid-Agrawal

Open Access Study protocol

The ARIA trial protocol: a randomised controlled trial to assess the clinical, technical, and cost-effectiveness of a cloud-based, ARtificially Intelligent image fusion system in comparison to standard treatment to guide endovascular Aortic aneurysm repair

James Budge, Tom Carrell, Medeah Yaqub, Hatem Wafa, Matt Waltham, Izabela Pilecka, Joanna Kelly, Caroline Murphy, Stephen Palmer, Yanzhong Wang, Rachel E Clough

Open Access Update

Pneumococcal conjugate vaccination schedules in infants—acquisition, immunogenicity, and pneumococcal conjugate and yellow fever vaccine co-administration study: statistical analysis plan

Grant A. Mackenzie, Isaac Osei, Rasheed Salaudeen, Paul V. Licciardi, Brian Greenwood, Kim Mulholland, Cattram Nguyen

Open Access Study protocol

Implementing and evaluating group interpersonal therapy for postnatal depression in Lebanon and Kenya—individually randomised superiority trial

Peter Fonagy, Rabih El Chammay, Carol Ngunu, Manasi Kumar, Lena Verdeli, Elizabeth Allison, Ghida Anani, Pasco Fearon, Fouad Fouad, Zoe Hoare, Lucina Koyio, Henrietta Moore, Andrew Nyandigisi, Stephen Pilling, Hannah Sender, Jolene Skordis, Rachel Evans, Gerard Joseph Abou Jaoude, Beatrice Madeghe, Sandra Pardi Arsen Maradian, Ciara O’Donnell, Elizabeth Simes, Alexandra Truscott, Grace Nduku Wambua, Obadia Yator

Open Access Update

Clinical statistical analysis plan for the ACCURE trial: the effect of appendectomy on the clinical course of ulcerative colitis, a randomised international multicentre trial

Eva Visser, Lianne Heuthorst, Shri Pathmakanthan, Willem A. Bemelman, Geert R. D’Haens, Kelly Handley, Apostolos Fakis, Thomas D. Pinkney, Christianne J. Buskens, Marcel G. W. Dijkgraaf

Open Access Study protocol

Optimization of cardiopulmonary bypass prime fluid to preserve microcirculatory perfusion during on-pump coronary artery bypass graft surgery: PRIME study protocol for a double-blind randomized trial

Anne M. Beukers, Carolien S. E. Bulte, Ruben J. Bosch, Susanne Eberl, Charissa E. van den Brom, Stephan A. Loer, Alexander B. A. Vonk

Open Access Study protocol

Study protocol for a prospective, randomized, multicenter trial to investigate the influence of peripheral nerve stimulation on patients with chronic sacroiliac joint syndrome (SILENCING)

Tarik Alp Sargut, Dimitri Tkatschenko, Anton Früh, Jochen Tüttenberg, Alexander Heckert, Steffen Fleck, Anja Kuckuck, Simon Heinrich Bayerl

Open Access Research

Current usage of explainer animations in trials: a survey of the UKCRC registered clinical trial units in the UK

Vicki S. Barber, Clare Calvert, Duncan Appelbe, Kirsty Sprange, Claire Nollett, Samantha Tanner, Duncan B. Richards

Open Access Study protocol

Design and evaluation of mobile application for adolescents’ self-care: protocol for a randomized controlled field trial

Razieh Rezaee, Mohtasham Ghaffari, Reza Rabiei, Amir Kavousi, Sakineh Rakhshanderou

Open Access Study protocol

A pragmatic randomized controlled trial to evaluate the efficacy and safety of an oral short-course regimen including bedaquiline for the treatment of patients with multidrug-resistant tuberculosis in China: study protocol for PROSPECT

Jingtao Gao, Mengqiu Gao, Jian Du, Yu Pang, Gary Mao, Nacer Lounis, Nyasha Bakare, Yanxin Jiang, Ying Zhan, Yuhong Liu, Liang Li, Liu Rongmei, Du Juan, Wu Guihui, Pei Yi, Sha Wei, Shi Lian, Wang Hua, Jin Long, Wu Yuqing, Xiong Yu, Yan Xiaofeng, Chen Xiaohong, Huang Zhongfeng, Ren Fei, Li Xiujie, An Huiru, Cui Junwei

Open Access Study protocol

Study protocol for a pragmatic randomised controlled trial of comparing enhanced acceptance and commitment therapy plus (+) added to usual aftercare versus usual aftercare only, in patients living with or beyond cancer: SUrvivors’ Rehabilitation Evaluation after CANcer (SURECAN) trial

Imran Khan, Stephanie J. C. Taylor, Clare Robinson, Elisavet Moschopoulou, Paul McCrone, Liam Bourke, Mohamed Thaha, Kamaldeep Bhui, Derek Rosario, Damien Ridge, Sheila Donovan, Ania Korszun, Paul Little, Adrienne Morgan, Olivier Quentin, Rebecca Roylance, Peter White, Trudie Chalder

Open Access Update

Prednisolone Versus Colchicine for Acute Gout in Primary Care: statistical analysis plan for the pragmatic, multicenter, randomized, and double-blinded COPAGO non-inferiority trial

Adrian Richter, Julia Truthmann, Eva Hummers, Julia Freyer Martins Pereira, Ildikó Gágyor, Franziska Schuster, Amelie Witte, Susanne Böhm, Alexandra Greser, Petra Kamin, Sylvia Stracke, Marcus Dörr, Robin Bülow, Stefan Engeli, Jean François Chenot, Till Ittermann

Open Access Study protocol

5-EPIFAT trial protocol: a multi-center, randomized, placebo-controlled trial of the efficacy of pharmacotherapy for fatigue using methylphenidate, bupropion, ginseng, and amantadine in advanced cancer patients on active treatment

Mojtaba Miladinia, Mina Jahangiri, Sharon Jackson White, Hossein Karimpourian, Alessandro Inno, Sally Wai-Chi Chan, Reza Ganji, Mahmood Maniati, Kourosh Zarea, Marziyeh Ghalamkari, Ali Farahat, Cecilia Fagerström

Open Access Study protocol

Effectiveness of WeChat-assisted preoperative education to reduce perioperative anxiety in breast cancer patients: a prospective randomized controlled study protocol

Xiao Xiao, Yi-Ding Zuo, Shu-Yu Kuang, Chun-Yuan Liu, Kun-Shao, Heng Wang, Si-Yu Yan, Feng Yu, Yan Xu, Li Zhou, Chun-Ling Jiang

Open Access Correction

Correction: Effect of an entry-to-care intervention on diabetes distress in individuals with newly diagnosed type 2 diabetes: a study protocol for a cluster-randomized trial

Steffan Holst Hansen, Troels Mygind Jensen, Gitte Stentebjerg Petersen, Francois Pouwer, Anders Larrabee Sonderlund, Jens Søndergaard

Open Access Study protocol

Increasing access to mental health supports for 12–17-year-old Indigenous youth with the JoyPop mobile mental health app: study protocol for a randomized controlled trial

Aislin R. Mushquash, Teagan Neufeld, Ishaq Malik, Elaine Toombs, Janine V. Olthuis, Fred Schmidt, Crystal Dunning, Kristine Stasiuk, Tina Bobinski, Arto Ohinmaa, Amanda Newton, Sherry H. Stewart

Open Access Study protocol

ROBot-assisted physical training of older patients during acUte hospitaliSaTion—study protocol for a randomised controlled trial (ROBUST)

Ann Sophia Bertelsen, Tahir Masud, Charlotte Suetta, Lisbeth Rosenbek Minet, Stig Andersen, Jørgen T. Lauridsen, Jesper Ryg

Open Access Research

Alternative consent methods used in the multinational, pragmatic, randomised clinical trial SafeBoosC-III

Maria Linander Vestager, Mathias Lühr Hansen, Gorm Greisen, Adelina Pellicer, Caitriona Ni Chathasaigh, Chantal Lecart, Claudia Knoepfli, Cornelia Hagmann, Dario Gallo, Ebru Ergenekon, Eleftheria Hatzidaki, Eugene Dempsey, Evangelina Papathoma, Gabriel Dimitrou, Gerhard Pichler, Gitte Holst Hahn, Gunnar Naulaers, Hans Fuchs, Hilal Ozkan, Isabel de las Cuevas, Itziar Serrano-Viñuales, Jan Sirc, Julie de Buyst, Kosmos Sarafidis, Luis Arrusa, Mariana Baserga, Martin Stocker, Merih Cetinkaya, Miguel Alsina, Monica Fumagalli, Olalla Otero Vaccarello, Olivier Baud, Pamela Zafra-Rodríguez, Pierre Maton, Quoqiang Cheng, Ruth del Rio Florentino, Ryszard Lauterbach, Salvador Piris-Borregas, Saudamini Nesargi, Siv Fredly, Sylwia Marciniak, Tomasz Szczapa, Xiaoyang Gao, Xin Xu

Open Access Study protocol

Does the use of higher versus lower oxygen concentration improve neurodevelopmental outcomes at 18–24 months in very low birthweight infants?

Georg M. Schmölzer, Elizabeth V. Asztalos, Marc Beltempo, Hector Boix, Eugene Dempsey, Walid El-Naggar, Neil N. Finer, Jo-Anna Hudson, Amit Mukerji, Brenda H. Y. Law, Maryna Yaskina, Prakesh S. Shah, Ayman Sheta, Amuchou Soraisham, William Tarnow-Mordi, Max Vento

Open Access Study protocol

Effect of prebiotic oligosaccharides on bowel habit and the gut microbiota in children with functional constipation (Inside study): study protocol for a randomised, placebo-controlled, multi-centre trial

Carrie A. M. Wegh, Margriet H. C. Schoterman, Elaine E. Vaughan, Sofie C. C. van der Zalm, Hauke Smidt, Clara Belzer, Marc A. Benninga

Open Access Study protocol

The effects of telerehabilitation in adults with complex biventricular congenital heart conditions: protocol for a multi-centre, randomised controlled trial—CH-FIT

Gina Wood, Anna Scheer, Jelena Saundankar, Derek Tran, Rachael Cordina, Andrew Maiorana

Open Access Research

The clinical trial activation process: a case study of an Italian public hospital

Carolina Pelazza, Marta Betti, Francesca Marengo, Annalisa Roveta, Antonio Maconi

Open Access Review

Statistical analyses of ordinal outcomes in randomised controlled trials: a scoping review

Chris J. Selman, Katherine J. Lee, Kristin N. Ferguson, Clare L. Whitehead, Brett J. Manley, Robert K. Mahar

Open Access Study protocol

A placebo-controlled, crossover trial to investigate the efficacy of tiotropium bromide or placebo added to usual care in stable symptomatic post-hematopoietic stem cell transplantation (HSCT) bronchiolitis obliterans syndrome (BOS)

Naeemeh Dini, Amin Pastaki Khoshbin, Rasoul Aliannejad, Hooman Bakhshandeh, Katayoun Najafizadeh, Mahshid Mehdizadeh, Shahideh Amini

Open Access Study protocol

Nutrition and movement to improve quality of life in patients with knee osteoarthritis: the NUMOQUA study protocol for a randomised controlled trial

Elisabeth Höld, Sabine Chmelar, Tatjana Aubram, Gabriele Leitner, Stefan Nehrer, Oliver Neubauer, Karl-Heinz Wagner, Barbara Wondrasch

Open Access Study protocol

Effects of cognitive behavioural therapy and bright light therapy for insomnia in youths with eveningness: study protocol for a randomised controlled trial

Shirley Xin Li, Forrest Tin Wai Cheung, Ngan Yin Chan, Joey Wing Yan Chan, Jihui Zhang, Albert Martin Li, Colin A. Espie, Michael Gradisar, Yun-Kwok Wing

Open Access Study protocol

Validation of the predictive value of BDNF -87 methylation for antidepressant treatment success in severely depressed patients—a randomized rater-blinded trial

Hannah Benedictine Maier, Alexandra Neyazi, Gabriel L. Bundies, Fiona Meyer-Bockenkamp, Stefan Bleich, Hansi Pathak, Yvonne Ziert, Barbara Neuhaus, Franz-Josef Müller, Iris Pollmann, Thomas Illig, Stefanie Mücke, Meike Müller, Brinja Kira Möller, Steffen Oeltze-Jafra, Tim Kacprowski, Jan Voges, Fabian Müntefering, Josef Scheiber, Andreas Reif, Mareike Aichholzer, Christine Reif-Leonhard, Maren Schmidt-Kassow, Ulrich Hegerl, Hanna Reich, Stefan Unterecker, Heike Weber, Jürgen Deckert, Nicole Bössel-Debbert, Hans J. Grabe, Michael Lucht, Helge Frieling

Open Access Study protocol

RISEinFAMILY project: the integration of families at neonatal intensive care units (NICUs) to empower them as primary caregivers: study protocol for a stepped wedge cluster controlled trial

M. T. Alferink, B. Moreno-Sanz, M. Cabrera-Lafuente, E. Ergenekon, T. R. de Haan, A. A. M. W. van Kempen, J. Lakhwani, H. Rabe, G. C. Zaharie, A. Pellicer

Open Access Study protocol

Australasian Malignant PLeural Effusion (AMPLE)-4 trial: study protocol for a multi-centre randomised trial of topical antibiotics prophylaxis for infections of indwelling pleural catheters

Estee P. M. Lau, Matthew Ing, Sona Vekaria, Ai Ling Tan, Chloe Charlesworth, Edward Fysh, Ranjan Shrestha, Elaine L. C. Yap, Nicola A. Smith, Benjamin C. H. Kwan, Tajalli Saghaie, Bapti Roy, John Goddard, Sanjeevan Muruganandan, Arash Badiei, Phan Nguyen, Mohamed Faisal Abdul Hamid, Vineeth George, Deirdre Fitzgerald, Nick Maskell, David Feller-Kopman, Kevin Murray, Aron Chakera, Y C Gary Lee

Open Access Study protocol

Safety and efficacy of ketorolac in improving the prognosis of acute type A aortic dissection patients: a protocol of a randomized, double-blinded, and placebo-controlled study

Zhikang Lv, Tuo Pan, Haitao Zhang, Yapeng Wang, Yusanjian Matniyaz, Yuxian Tang, Lichong Lu, Dongjin Wang

Open Access Study protocol

Vitamin D as an intervention for improving quadriceps muscle strength in patients after anterior cruciate ligament reconstruction: study protocol for a randomized double-blinded, placebo-controlled clinical trial

Michael Tim-yun Ong, Xiaomin Lu, Ben Chi-yin Choi, Siu-Wai Wan, Qianwen Wang, Gene Chi-wai Man, Pauline Po-yee Lui, Daniel Tik-Pui Fong, Daniel Kam-wah Mok, Patrick Shu-hang Yung

Open Access Correction

Correction: Engaging Black youth in depression and suicide prevention treatment within urban schools: study protocol for a randomized controlled pilot

Michael A. Lindsey, Laura Mufson, Carolina Vélez‑Grau, Tracy Grogan, Damali M. Wilson, Aaron O. Reliford, Meredith Gunlicks‑Stoessel, James Jaccard

Open Access Study protocol

Effects of task-based mirror therapy on upper limb motor function in hemiplegia: study protocol for a randomized controlled clinical trial

Hongzhen Liu, Yangjie Xu, Wei Jiang, Fangchao Hu, Yi Zhou, Lu Pan, Feng Zhou, Ying Yin, Botao Tan

Open Access Study protocol

Supported exercise TrAining for Men wIth prostate caNcer on Androgen deprivation therapy (STAMINA): study protocol for a randomised controlled trial of the clinical and cost-effectiveness of the STAMINA lifestyle intervention compared with optimised usual care, including internal pilot and parallel process evaluation

Emma McNaught, Sophie Reale, Liam Bourke, Janet E. Brown, Michelle Collinson, Florence Day, Jenny Hewison, Amanda J. Farrin, Saïd Ibeggazene, Aidan Q. Innes, Ellen Mason, David Meads, Alison Scope, Chris Taylor, Steph JC. Taylor, Rebecca R. Turner, Derek J. Rosario

Open Access Study protocol

The World Health Organization Antenatal CorTicosteroids for Improving Outcomes in preterm Newborns (ACTION-III) Trial: study protocol for a multi-country, multi-centre, double-blind, three-arm, placebo-controlled, individually randomized trial of antenatal corticosteroids for women at high probability of late preterm birth in hospitals in low- resource countries

Temitope Adesiji Adegboyega, Ebunoluwa Aderonke Adejuyigbe, Olubukola Adeponle Adesina, Babalola Adeyemi, Salahuddin Ahmed, Francis Akinkunmi, Jalemba Aluvaala, Henry Anyabolu, Shabina Ariff, Sugandha Arya, Ibraheem Awowole, Adejumoke Idowu Ayede, Neelofur Babar, Sumitra Bachani, Rajiv Bahl, Abdullah H. Baqui, Harish Chellani, Saleha Begum Chowdhury, Lynn M. Coppola, Simon Cousens, Pradeep K. Debata, Ayesha de Costa, Sangappa M. Dhaded, Kasturi V. Donimath, Adegoke Gbadegesin Falade, Shivaprasad S. Goudar, Shuchita Gupta, George N. Gwako, Theresa Azonima Irinyenikan, Dennis Anthony Isah, Nigar Jabeen, Arshia Javed, Naima T. Joseph, Rasheda Khanam, John Kinuthia, Oluwafemi Kuti, Tina Lavin, Ahmed R. Laving, Sandhya Maranna, Nicole Minckas, Pratima Mittal, Diwakar Mohan, Sidrah Nausheen, My Huong Nguyen, Olufemi T. Oladapo, Olanike Abosede Olutekunbi, Rosena Olubanke Oluwafemi, Alfred Osoti, Yeshita V. Pujar, Zahida P. Qureshi, Suman P. N. Rao, Sophie Sarrassat, M. A. Shahed, Mohammod Shahidullah, Lumaan Sheikh, Manjunath S. Somannavar, Sajid Soofi, Jyotsna Suri, Sunil S. Vernekar, Joshua P. Vogel, Nitya Wadhwa, Prakash K. Wari, Fred Were, Blair J. Wylie

Open Access Study protocol

The (cost-)effectiveness of early intervention (MBT-early) versus standard protocolized treatment (CBT) for emerging borderline personality disorder in adolescents (the EARLY study): a study protocol for a randomized controlled trial

Melissa G. A. Remeeus, Sharon L. Clarke, Dine J. Feenstra, Hester Van Eeren, Maaike L. Smits, Sara Debruyne, Mirjam E. J. Kouijzer, Patrick Luyten, Ron H. J. Scholte, Joost Hutsebaut

Open Access Review

A methodological review of randomised n-of-1 trials

Olivia Hawksworth, Robin Chatters, Steven Julious, Andrew Cook, Katie Biggs, Kiera Solaiman, Michael C. H. Quah, Sxe Chang Cheong

Open Access Study protocol

Beta-blockers or Placebo for Primary Prophylaxis (BOPPP) of oesophageal varices: study protocol for a randomised controlled trial

Vishal C. Patel, Mark J. McPhail, Ruhama Uddin, Hassan Jafari, Vanessa Lawrence, Clair Le Boutillier, James Shearer, Nahel Yaziji, Angela Cape, Haroon Ahmed, Christopher Ward, Peter Walsh, Kevin Besly, Ane Zamalloa, Joanna Kelly, Ashis Mukhopadhya, Alicija Vileito, Tracy Henderson, Gwilym Webb, Jerrian Joyce Andrada, Abigail Ford, Cyril Sieberhagen, Claire Burston, Carol Brooks, Gavin Wright, Bushena Miyesa, Aimee Williams, Jay Patel, Melchizedek Penacerrada, Gautham Appanna, Gifthy Perez, Joanne Elliott, Keval Naik, Susan Smolen, Anna Beckwith, Matthew Foxton, Carina Bautista, Matthew Cramp, Ada Laureen Nweze, Gayatri Chakrabarty, Indhuja Rajkumar, Merlin James, Steven Masson, Sheenu Thomas, Lucy Dixon, Sarah Hogg, Louise Finlay, Kuldeep Cheent, Jessica Camp, Adrian Stanley, Alexis Duncan, Lauren Walker, Duncan Napier, Paula Hilltout, Linda Hill, Hiromi Uzu, Moby Joseph, Suzannah Pegler, Camille Walling, Lynsey Corless, Anisoara Kingsbury, Tania Nurun, Debasish Das, Anna Williams, Stephen Foley, Camelia Goodwin, Markus Gess, Margaret Grout, Ka-Kit Li, Olivia Watchorn, Laura Plummer, Laura Blackmore, Christos Tsintikidis, Allysha Perryman, George Bird, Emily Phiri, Mohamed Saleh, Adaze Woghiren, Dilukshi Wickramasinghe, Jodie Wright, Michael Miller, Shona Murray, Leanne Cosgrove, John Hutchinson, Julie Burton, Emma Stoner, Stephanie Lupton, Mayur Kumar, Nicola Griffiths, Anna Posada, Andrew Fowell, Avisnata Das, Jincy Daniel, Anu Rose Andrews, Dhiraj Tripathi, Emma Burke, Emma Eaves, Helen Emms, Dina Mansour, Ann Wilson, Maureen Armstrong, Rachael Swann, Faye McMeeken, Shona Perry, Naaventhan Palaniyappan, Elizabeth Davies, Kimberley Noon, Danielle Adebayo, Sarosh Khymani, Deepa Thapa, Mahesh Bhalme, Emma McKenna, Julie Chadwick, Jo Tod, Nina Barratt, Annamaria Wilce, Andrew Austin, Catherine Addleton, Ben Hudson, Rob James, Lily Zitter, Jane Hall, Jennifer Ryan, Christine Eastgate, Edward Britton, Martina Lofthouse, Vikram Sharma, James Hand, Louise Payaniandy, Paula Bravo, Marinos Pericleous, Sheila Mtuwa, Wisdom Mbama, Khaleel Jamil, Sumita Verma, Yaz Hassadin, Zhengmei He, Zdenka Cipinova, Roger McCorry, Allison Lloyd, Heather Lawther, Zeino Zeino, Lana Ward, Trudie Burge, Sarah Hughes, Joseph Delo, Criscel Jan Pelaez, David Whitley, Ameet Dhar, Nowlan Selvapatt, Maria Lanoria, Phil Berry, Sreelakshmi Kotha, Jessica Cordle, Ankita Sunny, Rohit Sinha, Louise Fairlie, Jennifer Henderson, Darren Craig, Eman Alabsawy, Julie Tregonning, Luke Summers, Sophy Booth, Esther Unitt, Susan Dale, Francisco Porras Perez, Melanie Kent, Suzanne Naylor, Tom Pembroke, Danielle Rice, Mohammed Shariff, Xiaobei Zhao, Varinder Athwal, Alphonsa Biju, Sheetal Crasta, Ben Carter

Open Access Study protocol

Schema therapy versus treatment as usual for outpatients with difficult-to-treat depression: study protocol for a parallel group randomized clinical trial (DEPRE-ST)

Ida-Marie T. P. Arendt, Matthias Gondan, Sophie Juul, Lene Halling Hastrup, Carsten Hjorthøj, Bo Bach, Poul Videbech, Martin Balslev Jørgensen, Stine Bjerrum Moeller

Open Access Study protocol

3D printing vs traditional workflow for the fabrication of mandibular implant overdentures: study protocol for a mixed-methods cross-over RCT

Dana Jafarpour, Nesma El-Amier, Jocelyne Feine, Christophe Bedos, Samer Abi-Nader, Shahrokh Esfandiari, Tibor Shuster, Elizabeth Zimmermann, Raphael de Souza

Open Access Study protocol

Theta-burst rTMS in schizophrenia to ameliorate negative and cognitive symptoms: study protocol for a double-blind, sham-controlled, randomized clinical trial

Gábor Csukly, Boglárka Orbán-Szigeti, Karolin Suri, Réka Zsigmond, Levente Hermán, Viktória Simon, Anita Kabaji, Barnabás Bata, Péter Hársfalvi, Edit Vass, Éva Csibri, Kinga Farkas, János Réthelyi

Open Access Study protocol

Haem iron versus ferrous iron salts to treat iron deficiency anaemia in Gambian children: protocol for randomised controlled trial {1}

Mamadou Bah, Hans Verhoef, Emmanuel Okoh, Abdoulie Bah, Andrew M. Prentice, Carla Cerami

Open Access Commentary

A maturity model for the scientific review of clinical trial designs and their informativeness

S Dolley, T Norman, D McNair, D Hartman

Open Access Study protocol

Tolerance induction through early feeding to prevent food allergy in infants and children with sensitization against food allergens (TIFFANI): rationale, study design, and methods of a randomized controlled trial

Birgit Kalb, Lara Meixner, Stephanie Heller, Sabine Dölle-Bierke, Stephanie Roll, Tatjana Tissen-Diabaté, Susanne Lau, Sofia Forslund, Ingo Marenholz, Young-Ae Lee, Andreas Thiel, Magda Babina, Jörg Scheffel, Margitta Worm, Kirsten Beyer

Open Access Study protocol

Photocoagulation or sham laser in addition to conventional anti-VEGF therapy in macular edema associated with TelCaps due to diabetic macular edema or retinal vein occlusion (TalaDME): a study protocol for a multicentric, French, two-group, non-commercial, active-control, observer-masked, non-inferiority, randomized controlled clinical trial

Bénédicte Dupas, Daniela Castro-Farias, Jean-François Girmens, Ali Eginay, Aude Couturier, Frederic Villeroy, Marie-Noëlle Delyfer, Catherine Creuzot-Garcher, Audrey Giocanti-Auregan, Laurence Béral, Carl Arndt, Charles Mesnard, Eric Vicaut, Philippe Chaumet-Riffaud, Isabelle Durand-Zaleski, Michel Paques

Open Access Study protocol

The translocator protein 18kDa ligand etifoxine in the treatment of depressive disorders—a double-blind, randomized, placebo-controlled proof-of-concept study

Lisa-Marie Brunner, Marco Riebel, Simon Wein, Michael Koller, Florian Zeman, Gunnar Huppertz, Tanja Emmer, Yvonne Eberhardt, Jens Schwarzbach, Rainer Rupprecht, Caroline Nothdurfter

Open Access Study protocol

Efficacy of Wearable low-intensity pulsed Ultrasound treatment in the Movement disorder in Parkinson’s disease (the SWUMP trial): protocol for a single-site, double-blind, randomized controlled trial

Chuanyu Zhong, Ning Guo, Canfang Hu, Ruilong Ni, Xiaojie Zhang, Zheying Meng, Taotao Liu, Siqi Ding, Wanhai Ding, Yuwu Zhao, Li Cao, Yuanyi Zheng

Open Access Study protocol

Improving mental health in chronic care in general practice: study protocol for a cluster-randomised controlled trial of the Healthy Mind intervention

Anne Søjbjerg, Anna Mygind, Stinne Eika Rasmussen, Bo Christensen, Anette Fischer Pedersen, Helle Terkildsen Maindal, Viola Burau, Kaj Sparle Christensen

Open Access Commentary

Coordination of COVID-19 platform trials in Europe

Jacques Demotes, Victoria Charlotte Simensen, Keiko Ueda, Sareema Javaid, Paula Garcia, Burç Aydin, John-Arne Røttingen

Open Access Study protocol

The effectiveness of pharmacist-led educational model in adult patients with allergic rhinitis: a single-center randomized control trial protocol (AR-PRISE RCT)

Chii-Chii Chew, Xin-Jie Lim, Pathma Letchumanan, Doris George, Philip Rajan, Chee Ping Chong

Open Access Update

Statistical analysis plan for a cluster randomised trial in Madhya Pradesh, India: community health promotion and medical provision and impact on neonates (CHAMPION2)

Nicholas Magill, Siddharudha Shivalli, Ila Fazzio, Diana Elbourne, Suzanne Keddie, Padmanabh Reddy, Rakhi Nair, Madan Gopal, Sridevi Karnati, Harshavardhan Reddy, Peter Boone, Chris Frost

Open Access Research

Shining a spotlight on the inclusion of disabled participants in clinical trials: a mixed methods study

Yoshiko Sakuma, Marie L. E. Miller, Daphne S. Babalis, Alex Baker, Meena Reddi, Aisha Anjum, Jane Bruton, Kathryn N Jones, Umm Zeinab Mulla, Henock Taddese

Open Access Study protocol

Adjustment of positive end-expiratory pressure to body mass index during mechanical ventilation in general anesthesia: BodyVent, a randomized controlled trial

Helene Selpien, Christine Eimer, David Thunecke, Jann Penon, Dirk Schädler, Ingmar Lautenschläger, Henning Ohnesorge, Tobias Becher

Open Access Study protocol

Community Health workers United to Reduce Colorectal cancer and cardiovascular disease among people at Higher risk (CHURCH): study protocol for a randomized controlled trial

Olajide Williams, Tina Ting, Lisa Matthews, Gladys Block, Torin Block, Jeanne Teresi, Joseph Eimicke, Jian Kong, Stephanie Silver, Joseph Ravenell, Janhavi Mallaiah, Soujanya Jammalamadaka, Laura Maudene Nelson, Wahida Karmally, Sidney Hankerson

Open Access Study protocol

Effects of different treatment frequencies of electromagnetic stimulation for urinary incontinence in women: study protocol for a randomized controlled trial

Chunmei Chen, Jing Zhang, Hong Zhang, Haiyan Li, Jucheng Yu, Yao Pei, Yuan Fang

Open Access Review

Assessing fragility of statistically significant findings from randomized controlled trials assessing pharmacological therapies for opioid use disorders: a systematic review

Leen Naji, Brittany Dennis, Myanca Rodrigues, Monica Bawor, Alannah Hillmer, Caroul Chawar, Eve Deck, Andrew Worster, James Paul, Lehana Thabane, Zainab Samaan