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Zeitschrift

BMC Medical Research Methodology

BMC Medical Research Methodology 1/2017

Ausgabe 1/2017

Inhaltsverzeichnis ( 181 Artikel )

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Clinical prediction in defined populations: a simulation study investigating when and how to aggregate existing models

Glen P. Martin, Mamas A. Mamas, Niels Peek, Iain Buchan, Matthew Sperrin

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Outcome-sensitive multiple imputation: a simulation study

Evangelos Kontopantelis, Ian R. White, Matthew Sperrin, Iain Buchan

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

G-computation of average treatment effects on the treated and the untreated

Aolin Wang, Roch A. Nianogo, Onyebuchi A. Arah

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Development of a Microsoft Excel tool for one-parameter Rasch model of continuous items: an application to a safety attitude survey

Tsair-Wei Chien, Yang Shao, Shu-Chun Kuo

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Centralising and optimising decentralised stroke care systems: a simulation study on short-term costs and effects

Maarten M. H. Lahr, Durk-Jouke van der Zee, Gert-Jan Luijckx, Patrick C. A. J. Vroomen, Erik Buskens

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

A double SIMEX approach for bivariate random-effects meta-analysis of diagnostic accuracy studies

Annamaria Guolo

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Estimating a population cumulative incidence under calendar time trends

Stefan N. Hansen, Morten Overgaard, Per K. Andersen, Erik T. Parner

01.12.2017 | Erratum | Ausgabe 1/2017 Open Access

Erratum to: Sample size calculations for cluster randomised controlled trials with a fixed number of clusters

Karla Hemming, Alan J Girling, Alice J Sitch, Jennifer Marsh, Richard J Lilford

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Estimating cardiovascular disease incidence from prevalence: a spreadsheet based model

Xue Feng Hu, Kue Young, Hing Man Chan

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Comparison of methods for estimating the attributable risk in the context of survival analysis

Malamine Gassama, Jacques Bénichou, Laureen Dartois, Anne C. M. Thiébaut

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Multiple triangulation and collaborative research using qualitative methods to explore decision making in pre-hospital emergency care

Maxine Johnson, Rachel O’Hara, Enid Hirst, Andrew Weyman, Janette Turner, Suzanne Mason, Tom Quinn, Jane Shewan, A. Niroshan Siriwardena

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Ridle for sparse regression with mandatory covariates with application to the genetic assessment of histologic grades of breast cancer

Jing Zhai, Chiu-Hsieh Hsu, Z. John Daye

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Estimating the size of the homeless adolescent population across seven cities in Cambodia

Lindsay Stark, Beth L. Rubenstein, Kimchoeun Pak, Rosemary Taing, Gary Yu, Sok Kosal, Leslie Roberts

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Psychometric analysis of the brief symptom inventory 18 (BSI-18) in a representative German sample

Gabriele Helga Franke, Susanne Jaeger, Heide Glaesmer, Claus Barkmann, Katja Petrowski, Elmar Braehler

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Measuring health-related quality of life in cervical cancer patients: a systematic review of the most used questionnaires and their validity

Casper Tax, Marlie E. Steenbergen, Petra L. M. Zusterzeel, Ruud L. M. Bekkers, Maroeska M. Rovers

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Assessing and adjusting for non-response in the Millennium Cohort Family Study

Nida H. Corry, Christianna S. Williams, Mike Battaglia, Hope Seib McMaster, Valerie A. Stander

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Evaluation of biases present in the cohort multiple randomised controlled trial design: a simulation study

Jane Candlish, Alexander Pate, Matthew Sperrin, Tjeerd van Staa, on behalf of GetReal Work Package 2

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Motivations for (non)participation in population-based health studies among the elderly – comparison of participants and nonparticipants of a prospective study on influenza vaccination

Manas K. Akmatov, Leonhard Jentsch, Peggy Riese, Marcus May, Malik W. Ahmed, Damaris Werner, Anja Rösel, Jana Prokein, Inga Bernemann, Norman Klopp, Blair Prochnow, Thomas Illig, Christoph Schindler, Carlos A. Guzman, Frank Pessler

01.12.2017 | Erratum | Ausgabe 1/2017 Open Access

Erratum to: A threshold method for immunological correlates of protection

Xuan Chen, Fabrice Bailleux, Kamal Desai, Li Qin, Andrew J. Dunning

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Impact of communities, health, and emotional-related factors on smoking use: comparison of joint modeling of mean and dispersion and Bayes’ hierarchical models on add health survey

Jie Pu, Di Fang, Jeffrey R. Wilson

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

What impact do assumptions about missing data have on conclusions? A practical sensitivity analysis for a cancer survival registry

M. Smuk, J. R. Carpenter, T. P. Morris

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Efficient confidence limits for adaptive one-arm two-stage clinical trials with binary endpoints

Guogen Shan, Hua Zhang, Tao Jiang

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Utilising identifier error variation in linkage of large administrative data sources

Katie Harron, Gareth Hagger-Johnson, Ruth Gilbert, Harvey Goldstein

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Testing a systematic approach to identify and prioritise barriers to successful implementation of a complex healthcare intervention

Louise E. Craig, Leonid Churilov, Liudmyla Olenko, Dominique A. Cadilhac, Rohan Grimley, Simeon Dale, Cintia Martinez-Garduno, Elizabeth McInnes, Julie Considine, Jeremy M. Grimshaw, Sandy Middleton

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Self-controlled designs in pharmacoepidemiology involving electronic healthcare databases: a systematic review

Nathalie Gault, Johann Castañeda-Sanabria, Yann De Rycke, Sylvie Guillo, Stéphanie Foulon, Florence Tubach

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Generating evidence on a risk-based monitoring approach in the academic setting – lessons learned

Belinda von Niederhäusern, Annette Orleth, Sabine Schädelin, Nawal Rawi, Martin Velkopolszky, Claudia Becherer, Pascal Benkert, Priya Satalkar, Matthias Briel, Christiane Pauli-Magnus

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

On the censored cost-effectiveness analysis using copula information

Charles Fontaine, Jean-Pierre Daurès, Paul Landais

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

A comparison of analytic approaches for individual patient data meta-analyses with binary outcomes

Doneal Thomas, Robert Platt, Andrea Benedetti

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Estimation of treatment preference effects in clinical trials when some participants are indifferent to treatment choice

Stephen D. Walter, Robin M. Turner, Petra Macaskill, Kirsten J. McCaffery, Les Irwig

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Participant retention practices in longitudinal clinical research studies with high retention rates

Martha Abshire, Victor D. Dinglas, Maan Isabella A. Cajita, Michelle N. Eakin, Dale M. Needham, Cheryl Dennison Himmelfarb

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

A statistical method utilizing information of imported cases to estimate the transmissibility for an influenza pandemic

Ka Chun Chong, Benny Chung Ying Zee, Maggie Haitian Wang

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Research waste in diagnostic trials: a methods review evaluating the reporting of test-treatment interventions

Lavinia Ferrante di Ruffano, Jacqueline Dinnes, Sian Taylor-Phillips, Clare Davenport, Chris Hyde, Jonathan J. Deeks

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Performance of Firth-and logF-type penalized methods in risk prediction for small or sparse binary data

M. Shafiqur Rahman, Mahbuba Sultana

01.12.2017 | Erratum | Ausgabe 1/2017 Open Access

Erratum to: Exploring functional data analysis and wavelet principal component analysis on ecstasy (MDMA) wastewater data

Stefania Salvatore, Jørgen G. Bramness, Jo Røislien

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Test-treatment RCTs are susceptible to bias: a review of the methodological quality of randomized trials that evaluate diagnostic tests

Lavinia Ferrante di Ruffano, Jacqueline Dinnes, Alice J. Sitch, Chris Hyde, Jonathan J. Deeks

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Leveraging the EHR4CR platform to support patient inclusion in academic studies: challenges and lessons learned

Yannick Girardeau, Justin Doods, Eric Zapletal, Gilles Chatellier, Christel Daniel, Anita Burgun, Martin Dugas, Bastien Rance

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

A systematic review of studies with a representative sample of refugees and asylum seekers living in the community for participation in mental health research

Joanne C. Enticott, Frances Shawyer, Shiva Vasi, Kimberly Buck, I-Hao Cheng, Grant Russell, Ritsuko Kakuma, Harry Minas, Graham Meadows

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

AIMD - a validated, simplified framework of interventions to promote and integrate evidence into health practices, systems, and policies

Peter Bragge, Jeremy M. Grimshaw, Cynthia Lokker, Heather Colquhoun, The AIMD Writing/Working Group

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Trial Sequential Analysis in systematic reviews with meta-analysis

Jørn Wetterslev, Janus Christian Jakobsen, Christian Gluud

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Why sample selection matters in exploratory factor analysis: implications for the 12-item World Health Organization Disability Assessment Schedule 2.0

Cadeyrn J. Gaskin, Sylvie D. Lambert, Steven J. Bowe, Liliana Orellana

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Assignment of adverse event indexing terms in randomized clinical trials involving spinal manipulative therapy: an audit of records in MEDLINE and EMBASE databases

Lindsay M. Gorrell, Roger M. Engel, Reidar P. Lystad, Benjamin T. Brown

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

The feasibility of matching on a propensity score for acupuncture in a prospective cohort study of patients with chronic pain

Eric S. Johnson, John F. Dickerson, William M. Vollmer, Alee M. Rowley, Cheryl Ritenbaugh, Richard A. Deyo, Lynn DeBar

01.12.2017 | Correspondence | Ausgabe 1/2017 Open Access

Implementation of clinical research trials using web-based and mobile devices: challenges and solutions

Roy Eagleson, Luis Altamirano-Diaz, Alex McInnis, Eva Welisch, Stefanie De Jesus, Harry Prapavessis, Meghan Rombeek, Jamie A. Seabrook, Teresa Park, Kambiz Norozi

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Standardizing effect size from linear regression models with log-transformed variables for meta-analysis

Miguel Rodríguez-Barranco, Aurelio Tobías, Daniel Redondo, Elena Molina-Portillo, María José Sánchez

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Incorporating nonlinearity into mediation analyses

George J. Knafl, Kathleen A. Knafl, Margaret Grey, Jane Dixon, Janet A. Deatrick, Agatha M. Gallo

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Methods for conceptualising ‘visual ability’ as a measurable construct in children with cerebral palsy

Belinda Deramore Denver, Margareta Adolfsson, Elspeth Froude, Peter Rosenbaum, Christine Imms

01.12.2017 | Erratum | Ausgabe 1/2017 Open Access

Erratum to: Evaluation of biases present in the cohort multiple randomised controlled trial design: a simulation study

Jane Candlish, Alexander Pate, Matthew Sperrin, Tjeerd van Staa, on behalf of GetReal Work Package 2

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Evaluation of AMSTAR to assess the methodological quality of systematic reviews in overviews of reviews of healthcare interventions

Michelle Pollock, Ricardo M. Fernandes, Lisa Hartling

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

The effect of postal questionnaire burden on response rate and answer patterns following admission to intensive care: a randomised controlled trial

Robert Hatch, Duncan Young, Vicki Barber, David A Harrison, Peter Watkinson

01.12.2017 | Correspondence | Ausgabe 1/2017 Open Access

Practical partnered research to improve weight loss among overweight/obese veterans: lessons from the trenches

Mona AuYoung, Laura J. Damschroder, Linda Kinsinger, Tannaz Moin, Caroline R. Richardson

01.12.2017 | Erratum | Ausgabe 1/2017 Open Access

Erratum to: What impact do assumptions about missing data have on conclusions? a practical sensitivity analysis for a cancer survival registry

M. Smuk, J. R. Carpenter, T. P. Morris

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

The importance of censoring in competing risks analysis of the subdistribution hazard

Mark W. Donoghoe, Val Gebski

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Time-dependent ROC curve analysis in medical research: current methods and applications

Adina Najwa Kamarudin, Trevor Cox, Ruwanthi Kolamunnage-Dona

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Comparison of surveillance-based metrics for the assessment and monitoring of disease detection: simulation study about type 2 diabetes

Ralph Brinks, Annika Hoyer, Deborah B. Rolka, Oliver Kuss, Edward W. Gregg

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Estimating the standardized incidence ratio (SIR) with incomplete follow-up data

Heiko Becher, Volker Winkler

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Evidence synthesis to inform model-based cost-effectiveness evaluations of diagnostic tests: a methodological review of health technology assessments

Bethany Shinkins, Yaling Yang, Lucy Abel, Thomas R. Fanshawe

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Practical application of opt-out recruitment methods in two health services research studies

Christopher J. Miller, James F. Burgess Jr., Ellen P. Fischer, Deborah J. Hodges, Lindsay K. Belanger, Jessica M. Lipschitz, Siena R. Easley, Christopher J. Koenig, Regina L. Stanley, Jeffrey M. Pyne

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Statistical evaluation of adding multiple risk factors improves Framingham stroke risk score

Xiao-Hua Zhou, Xiaonan Wang, Ashlee Duncan, Guizhou Hu, Jiayin Zheng

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Clinical patient registry recruitment and retention: a survey of patients in two chronic disease registries

Daniel H. Solomon, Nancy A. Shadick, Michael E. Weinblatt, Michelle Frits, Christine Iannaccone, Agnes Zak, Joshua R. Korzenik

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Review and evaluation of performance measures for survival prediction models in external validation settings

M. Shafiqur Rahman, Gareth Ambler, Babak Choodari-Oskooei, Rumana Z. Omar

01.12.2017 | Study protocol | Ausgabe 1/2017 Open Access

Protocol for the development of a salutogenic intrapartum core outcome set (SIPCOS)

Valerie Smith, Deirdre Daly, Ingela Lundgren, Tine Eri, Cecily Begley, Mechthild M. Gross, Soo Downe, Zarko Alfirevic, Declan Devane

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Kappa statistic to measure agreement beyond chance in free-response assessments

Marc Carpentier, Christophe Combescure, Laura Merlini, Thomas V. Perneger

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Impact of correlation of predictors on discrimination of risk models in development and external populations

Suman Kundu, Madhu Mazumdar, Bart Ferket

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Grey literature in systematic reviews: a cross-sectional study of the contribution of non-English reports, unpublished studies and dissertations to the results of meta-analyses in child-relevant reviews

Lisa Hartling, Robin Featherstone, Megan Nuspl, Kassi Shave, Donna M. Dryden, Ben Vandermeer

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

The impact of the mode of survey administration on estimates of daily smoking for mobile phone only users

Joseph Hanna, Damien V. Cordery, David G. Steel, Walter Davis, Timothy C. Harrold

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Does the association between adherence to statin medications and mortality depend on measurement approach? A retrospective cohort study

Mhd. Wasem Alsabbagh, Dean Eurich, Lisa M. Lix, Thomas W. Wilson, David F. Blackburn

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Treatment-seeking behaviour in low- and middle-income countries estimated using a Bayesian model

Victor A. Alegana, Jim Wright, Carla Pezzulo, Andrew J. Tatem, Peter M. Atkinson

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Assessing the impact of natural policy experiments on socioeconomic inequalities in health: how to apply commonly used quantitative analytical methods?

Yannan Hu, Frank J. van Lenthe, Rasmus Hoffmann, Karen van Hedel, Johan P. Mackenbach

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Evaluation of a modified version of the Posttraumatic Growth Inventory-Short Form

Navjot Kaur, Ben Porter, Cynthia A. LeardMann, Laura E. Tobin, Hector Lemus, David D. Luxton, for the Millennium Cohort Study Team

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Using evaluability assessment to assess local community development health programmes: a Scottish case-study

Melissa Belford, Tony Robertson, Ruth Jepson

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Sharp bounds on sufficient-cause interactions under the assumption of no redundancy

Wen-Chung Lee

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Evaluation of the impact of disease prevention measures: a methodological note on defining incidence rates

Yin-Bun Cheung, Ying Xu, Matthew Cairns, Paul Milligan

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

An experimental comparison of web-push vs. paper-only survey procedures for conducting an in-depth health survey of military spouses

Hope Seib McMaster, Cynthia A. LeardMann, Steven Speigle, Don A. Dillman, for the Millennium Cohort Family Study Team

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Measurement properties of the Danish version of the Awareness and Beliefs about Cancer (ABC) measure

Line Hvidberg, Anette Fischer Pedersen, Christian Nielsen Wulff, Anders Helles Carlsen, Peter Vedsted

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Sample size and power determination when limited preliminary information is available

Christine E. McLaren, Wen-Pin Chen, Thomas D. O’Sullivan, Daniel L. Gillen, Min-Ying Su, Jeon H. Chen, Bruce J. Tromberg

01.12.2017 | Technical advance | Ausgabe 1/2017 Open Access

Assessing the complexity of interventions within systematic reviews: development, content and use of a new tool (iCAT_SR)

Simon Lewin, Maggie Hendry, Jackie Chandler, Andrew D. Oxman, Susan Michie, Sasha Shepperd, Barnaby C. Reeves, Peter Tugwell, Karin Hannes, Eva A. Rehfuess, Vivien Welch, Joanne E. Mckenzie, Belinda Burford, Jennifer Petkovic, Laurie M. Anderson, Janet Harris, Jane Noyes

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

The effectiveness of a monetary incentive offer on survey response rates and response completeness in a longitudinal study

Shengchao Yu, Howard E. Alper, Angela-Maithy Nguyen, Robert M. Brackbill, Lennon Turner, Deborah J. Walker, Carey B. Maslow, Kimberly C. Zweig

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Double-adjustment in propensity score matching analysis: choosing a threshold for considering residual imbalance

Tri-Long Nguyen, Gary S. Collins, Jessica Spence, Jean-Pierre Daurès, P. J. Devereaux, Paul Landais, Yannick Le Manach

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

On comparison of net survival curves

Klemen Pavlič, Maja Pohar Perme

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

On the impact of nonresponse in logistic regression: application to the 45 and Up study

Joanna J. J. Wang, Mark Bartlett, Louise Ryan

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Changes in affect after completing a mailed survey about trauma: two pre- and post-test studies in former disability applicants for posttraumatic stress disorder

Maureen Murdoch, Shannon Marie Kehle-Forbes, Melissa Ruth Partin

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Duration of the common cold and similar continuous outcomes should be analyzed on the relative scale: a case study of two zinc lozenge trials

Harri Hemilä

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Robust estimation of the expected survival probabilities from high-dimensional Cox models with biomarker-by-treatment interactions in randomized clinical trials

Nils Ternès, Federico Rotolo, Stefan Michiels

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Overview of systematic reviews of therapeutic ranges: methodologies and recommendations for practice

Lewis Cooney, Yoon K. Loke, Su Golder, Jamie Kirkham, Andrea Jorgensen, Ian Sinha, Daniel Hawcutt

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Validity of self-reported weight and height: a cross-sectional study among Malaysian adolescents

C. C. Kee, K. H. Lim, M. G. Sumarni, C. H. Teh, Y. Y. Chan, M. I. Nuur Hafizah, Y. K. Cheah, E. O. Tee, Y. Ahmad Faudzi, M. Amal Nasir

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Bayesian hierarchical piecewise regression models: a tool to detect trajectory divergence between groups in long-term observational studies

Marie-jeanne Buscot, Simon S. Wotherspoon, Costan G. Magnussen, Markus Juonala, Matthew A. Sabin, David P. Burgner, Terho Lehtimäki, Jorma S. A. Viikari, Nina Hutri-Kähönen, Olli T. Raitakari, Russell J. Thomson

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

A nonparametric multiple imputation approach for missing categorical data

Muhan Zhou, Yulei He, Mandi Yu, Chiu-Hsieh Hsu

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Methodologic considerations in the design and analysis of nested case-control studies: association between cytokines and postoperative delirium

Long H. Ngo, Sharon K. Inouye, Richard N. Jones, Thomas G. Travison, Towia A. Libermann, Simon T. Dillon, George A. Kuchel, Sarinnapha M. Vasunilashorn, David C. Alsop, Edward R. Marcantonio

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Limitations of pulmonary embolism ICD-10 codes in emergency department administrative data: let the buyer beware

Kristin Burles, Grant Innes, Kevin Senior, Eddy Lang, Andrew McRae

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Simulation of complex data structures for planning of studies with focus on biomarker comparison

Andreas Schulz, Daniela Zöller, Stefan Nickels, Manfred E. Beutel, Maria Blettner, Philipp S. Wild, Harald Binder

01.12.2017 | Erratum | Ausgabe 1/2017 Open Access

Erratum to: Standardizing effect size from linear regression models with log-transformed variables for meta-analysis

Miguel Rodríguez-Barranco, Aurelio Tobías, Daniel Redondo, Elena Molina-Portillo, María José Sánchez

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

A DAG-based comparison of interventional effect underestimation between composite endpoint and multi-state analysis in cardiovascular trials

Antje Jahn-Eimermacher, Katharina Ingel, Stella Preussler, Antoni Bayes-Genis, Harald Binder

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Inverse probability of treatment-weighted competing risks analysis: an application on long-term risk of urinary adverse events after prostate cancer treatments

Charlotte A. Bolch, Haitao Chu, Stephanie Jarosek, Stephen R. Cole, Sean Elliott, Beth Virnig

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Selection bias and subject refusal in a cluster-randomized controlled trial

Rochelle Yang, Barry L. Carter, Tyler H. Gums, Brian M. Gryzlak, Yinghui Xu, Barcey T. Levy

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Estimating parameters for probabilistic linkage of privacy-preserved datasets

Adrian P. Brown, Sean M. Randall, Anna M. Ferrante, James B. Semmens, James H. Boyd

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Barriers to publishing in biomedical journals perceived by a sample of French researchers: results of the DIAzePAM study

Martin Duracinsky, Christophe Lalanne, Laurence Rous, Aichata Fofana Dara, Lesya Baudoin, Claire Pellet, Alexandre Descamps, Fabienne Péretz, Olivier Chassany

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Data cleaning and management protocols for linked perinatal research data: a good practice example from the Smoking MUMS (Maternal Use of Medications and Safety) Study

Duong Thuy Tran, Alys Havard, Louisa R. Jorm

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Inter-rater reliability of AMSTAR is dependent on the pair of reviewers

Dawid Pieper, Anja Jacobs, Beate Weikert, Alba Fishta, Uta Wegewitz

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Awareness of wearing an accelerometer does not affect physical activity in youth

Jérémy Vanhelst, Laurent Béghin, Elodie Drumez, Stéphanie Coopman, Frédéric Gottrand

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Implementation fidelity of a self-management course for epilepsy: method and assessment

G. Wojewodka, S. Hurley, S. J. C. Taylor, A. J. Noble, L. Ridsdale, L. H. Goldstein

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Cost and yield considerations when expanding recruitment for genetic studies: the primary open-angle African American glaucoma genetics study

Rebecca Salowe, Laura O’Keefe, Sayaka Merriam, Roy Lee, Naira Khachatryan, Prithvi Sankar, Eydie Miller-Ellis, Amanda Lehman, Victoria Addis, Windell Murphy, Jeffrey Henderer, Maureen Maguire, Joan O’Brien

01.12.2017 | Technical advance | Ausgabe 1/2017 Open Access

Sample size re-estimation in paired comparative diagnostic accuracy studies with a binary response

Gareth P. J. McCray, Andrew C. Titman, Paula Ghaneh, Gillian A. Lancaster

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Accounting for treatment use when validating a prognostic model: a simulation study

Romin Pajouheshnia, Linda M. Peelen, Karel G. M. Moons, Johannes B. Reitsma, Rolf H. H. Groenwold

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Using structural equation modeling for network meta-analysis

Yu-Kang Tu, Yun-Chun Wu

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Nonlinear joint models for individual dynamic prediction of risk of death using Hamiltonian Monte Carlo: application to metastatic prostate cancer

Solène Desmée, France Mentré, Christine Veyrat-Follet, Bernard Sébastien, Jérémie Guedj

01.12.2017 | Debate | Ausgabe 1/2017 Open Access

Protocol adherence for continuously titrated interventions in randomized trials: an overview of the current methodology and case study

F. Lauzier, N. K. Adhikari, A. Seely, K. K. Y. Koo, E. P. Belley-Côté, K. E. A. Burns, D. J. Cook, F. D’Aragon, B. Rochwerg, M. E. Kho, S. J. W. Oczkowksi, E. H. Duan, M. O. Meade, A. G. Day, F. Lamontagne, for ACCADEMY (Academy of Critical Care – Development, Evaluation, and Methodology)

01.12.2017 | Debate | Ausgabe 1/2017 Open Access

Clarifying the distinction between case series and cohort studies in systematic reviews of comparative studies: potential impact on body of evidence and workload

Tim Mathes, Dawid Pieper

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

A literature review of applied adaptive design methodology within the field of oncology in randomised controlled trials and a proposed extension to the CONSORT guidelines

Pankaj Mistry, Janet A Dunn, Andrea Marshall

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

A random effects meta-analysis model with Box-Cox transformation

Yusuke Yamaguchi, Kazushi Maruo, Christopher Partlett, Richard D. Riley

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Binomial outcomes in dataset with some clusters of size two: can the dependence of twins be accounted for? A simulation study comparing the reliability of statistical methods based on a dataset of preterm infants

Odile Sauzet, Janet L. Peacock

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Basic parametric analysis for a multi-state model in hospital epidemiology

Maja von Cube, Martin Schumacher, Martin Wolkewitz

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Implementing the EffTox dose-finding design in the Matchpoint trial

Kristian Brock, Lucinda Billingham, Mhairi Copland, Shamyla Siddique, Mirjana Sirovica, Christina Yap

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Integrating data from randomized controlled trials and observational studies to predict the response to pregabalin in patients with painful diabetic peripheral neuropathy

Joe Alexander, Roger A. Edwards, Alberto Savoldelli, Luigi Manca, Roberto Grugni, Birol Emir, Ed Whalen, Stephen Watt, Marina Brodsky, Bruce Parsons

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

A comparison of multiple imputation methods for handling missing values in longitudinal data in the presence of a time-varying covariate with a non-linear association with time: a simulation study

Anurika Priyanjali De Silva, Margarita Moreno-Betancur, Alysha Madhu De Livera, Katherine Jane Lee, Julie Anne Simpson

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

A comparison of the conditional inference survival forest model to random survival forests based on a simulation study as well as on two applications with time-to-event data

Justine B. Nasejje, Henry Mwambi, Keertan Dheda, Maia Lesosky

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

A mega-ethnography of eleven qualitative evidence syntheses exploring the experience of living with chronic non-malignant pain

Fran Toye, Kate Seers, Erin Hannink, Karen Barker

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Programme Reporting Standards (PRS) for improving the reporting of sexual, reproductive, maternal, newborn, child and adolescent health programmes

Anna E. Kågesten, Özge Tunçalp, Anayda Portela, Moazzam Ali, Nhan Tran, A. Metin Gülmezoglu

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Validity and reliability of a Malay version of the brief illness perception questionnaire for patients with type 2 diabetes mellitus

Boon-How Chew, Rimke C. Vos, Monique Heijmans, Sazlina Shariff-Ghazali, Aaron Fernandez, Guy E. H. M. Rutten

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Choice of futility boundaries for group sequential designs with two endpoints

Svenja Schüler, Meinhard Kieser, Geraldine Rauch

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Using classification and regression tree modelling to investigate response shift patterns in dentine hypersensitivity

Carolina Machuca, Mario V. Vettore, Marta Krasuska, Sarah R. Baker, Peter G. Robinson

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Trading certainty for speed - how much uncertainty are decisionmakers and guideline developers willing to accept when using rapid reviews: an international survey

Gernot Wagner, Barbara Nussbaumer-Streit, Judith Greimel, Agustín Ciapponi, Gerald Gartlehner

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

The impact of the lookback period and definition of confirmatory events on the identification of incident cancer cases in administrative data

Jonas Czwikla, Kathrin Jobski, Tania Schink

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Applied Swarm-based medicine: collecting decision trees for patterns of algorithms analysis

Cédric M. Panje, Markus Glatzer, Joscha von Rappard, Christian Rothermundt, Thomas Hundsberger, Valentin Zumstein, Ludwig Plasswilm, Paul Martin Putora

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Estimating correlation between multivariate longitudinal data in the presence of heterogeneity

Feng Gao, J. Philip Miller, Chengjie Xiong, Jingqin Luo, Julia A. Beiser, Ling Chen, Mae O. Gordon

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

The impact of self-interviews on response patterns for sensitive topics: a randomized trial of electronic delivery methods for a sexual behaviour questionnaire in rural South Africa

Guy Harling, Dumile Gumede, Tinofa Mutevedzi, Nuala McGrath, Janet Seeley, Deenan Pillay, Till W. Bärnighausen, Abraham J. Herbst

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Statistical methods for elimination of guarantee-time bias in cohort studies: a simulation study

In Sung Cho, Ye Rin Chae, Ji Hyeon Kim, Hae Rin Yoo, Suk Yong Jang, Gyu Ri Kim, Chung Mo Nam

01.12.2017 | Debate | Ausgabe 1/2017 Open Access

Why statistical inference from clinical trials is likely to generate false and irreproducible results

Leonid Hanin

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Using Bayesian statistics to estimate the likelihood a new trial will demonstrate the efficacy of a new treatment

David J. Biau, Samuel Boulezaz, Laurent Casabianca, Moussa Hamadouche, Philippe Anract, Sylvie Chevret

01.12.2017 | Technical advance | Ausgabe 1/2017 Open Access

Methods for significance testing of categorical covariates in logistic regression models after multiple imputation: power and applicability analysis

Iris Eekhout, Mark A. van de Wiel, Martijn W. Heymans

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Trends in the number and the quality of trial protocols involving children submitted to a French Institutional Review Board

Isabelle Gautier, Perrine Janiaud, Nelly Rollet, Nicolas André, Michel Tsimaratos, Catherine Cornu, Salma Malik, Stéphanie Gentile, Behrouz Kassaï

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Validity and reliability of a performance evaluation tool based on the modified Barthel Index for stroke patients

Tomoko Ohura, Kimitaka Hase, Yoshie Nakajima, Takeo Nakayama

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Factors associated with attrition in a longitudinal online study: results from the HaBIDS panel

Nicole Rübsamen, Manas K. Akmatov, Stefanie Castell, André Karch, Rafael T. Mikolajczyk

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Longitudinal studies that use data collected as part of usual care risk reporting biased results: a systematic review

Delaram Farzanfar, Asmaa Abumuamar, Jayoon Kim, Emily Sirotich, Yue Wang, Eleanor Pullenayegum

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Multiple imputation for handling missing outcome data when estimating the relative risk

Thomas R. Sullivan, Katherine J. Lee, Philip Ryan, Amy B. Salter

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Evidence mapping based on systematic reviews of therapeutic interventions for gastrointestinal stromal tumors (GIST)

Mónica Ballesteros, Nadia Montero, Antonio López-Pousa, Gerard Urrútia, Ivan Solà, Gabriel Rada, Hector Pardo-Hernandez, Xavier Bonfill

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Addressing data privacy in matched studies via virtual pooling

P. Saha-Chaudhuri, C.R. Weinberg

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Monte Carlo simulation-based estimation for the minimum mortality temperature in temperature-mortality association study

Whanhee Lee, Ho Kim, Sunghee Hwang, Antonella Zanobetti, Joel D. Schwartz, Yeonseung Chung

01.12.2017 | Debate | Ausgabe 1/2017 Open Access

Towards evidence-based computational statistics: lessons from clinical research on the role and design of real-data benchmark studies

Anne-Laure Boulesteix, Rory Wilson, Alexander Hapfelmeier

01.12.2017 | Correspondence | Ausgabe 1/2017 Open Access

Conducting a team-based multi-sited focused ethnography in primary care

A.P. Bikker, H. Atherton, H. Brant, T. Porqueddu, J.L. Campbell, A. Gibson, B. McKinstry, C. Salisbury, S. Ziebland

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Measuring the burden of treatment for chronic disease: implications of a scoping review of the literature

Adem Sav, Asiyeh Salehi, Frances S. Mair, Sara S. McMillan

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Reporting of the translation and cultural adaptation procedures of the Addenbrooke’s Cognitive Examination version III (ACE-III) and its predecessors: a systematic review

Nadine Mirza, Maria Panagioti, Muhammad Wali Waheed, Waquas Waheed

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Assessment of consent models as an ethical consideration in the conduct of prehospital ambulance randomised controlled clinical trials: a systematic review

Stephanie Armstrong, Adele Langlois, Despina Laparidou, Mark Dixon, Jason P. Appleton, Philip M. Bath, Helen Snooks, A. Niroshan Siriwardena

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Repeat: a framework to assess empirical reproducibility in biomedical research

Leslie D. McIntosh, Anthony Juehne, Cynthia R. H. Vitale, Xiaoyan Liu, Rosalia Alcoser, J. Christian Lukas, Bradley Evanoff

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Pragmatic clinical trials embedded in healthcare systems: generalizable lessons from the NIH Collaboratory

Kevin P. Weinfurt, Adrian F. Hernandez, Gloria D. Coronado, Lynn L. DeBar, Laura M. Dember, Beverly B. Green, Patrick J. Heagerty, Susan S. Huang, Kathryn T. James, Jeffrey G. Jarvik, Eric B. Larson, Vincent Mor, Richard Platt, Gary E. Rosenthal, Edward J. Septimus, Gregory E. Simon, Karen L. Staman, Jeremy Sugarman, Miguel Vazquez, Douglas Zatzick, Lesley H. Curtis

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Patients’ beliefs regarding informed consent for low-risk pragmatic trials

Rafael Dal-Ré, Antonio J. Carcas, Xavier Carné, David Wendler

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Systematic review of statistical approaches to quantify, or correct for, measurement error in a continuous exposure in nutritional epidemiology

Derrick A. Bennett, Denise Landry, Julian Little, Cosetta Minelli

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Predicting the multi-domain progression of Parkinson’s disease: a Bayesian multivariate generalized linear mixed-effect model

Ming Wang, Zheng Li, Eun Young Lee, Mechelle M. Lewis, Lijun Zhang, Nicholas W. Sterling, Daymond Wagner, Paul Eslinger, Guangwei Du, Xuemei Huang

01.12.2017 | Research Article | Ausgabe 1/2017 Open Access

Item response models for the longitudinal analysis of health-related quality of life in cancer clinical trials

Antoine Barbieri, Jean Peyhardi, Thierry Conroy, Sophie Gourgou, Christian Lavergne, Caroline Mollevi

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Design considerations and analysis planning of a phase 2a proof of concept study in rheumatoid arthritis in the presence of possible non-monotonicity

Feng Liu, Stephen J. Walters, Steven A. Julious

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Recruiting former melanoma patients via hospitals in comparison to office-based dermatologists in a register-based cohort study that required indirect contact

S. R. Zeissig, V. Weyer-Elberich, K. Emrich, H. Binder, S. Fischbeck, B. H. Imruck, P. Friedrich-Mai, M. E. Beutel, M. Blettner

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Is the information of systematic reviews published in nursing journals up-to-date? a cross-sectional study

Wilson W. S. Tam, Kenneth K. H. Lo, Parames Khalechelvam, Joey Seah, Shawn Y. S. Goh

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Frequency of data extraction errors and methods to increase data extraction quality: a methodological review

Tim Mathes, Pauline Klaßen, Dawid Pieper

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Mobile electronic versus paper case report forms in clinical trials: a randomized controlled trial

Robert Fleischmann, Anne-Marie Decker, Antje Kraft, Knut Mai, Sein Schmidt

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Performance comparison of first-order conditional estimation with interaction and Bayesian estimation methods for estimating the population parameters and its distribution from data sets with a low number of subjects

Sudeep Pradhan, Byungjeong Song, Jaeyeon Lee, Jung-woo Chae, Kyung Im Kim, Hyun-moon Back, Nayoung Han, Kwang-il Kwon, Hwi-yeol Yun

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

New methods for estimating follow-up rates in cohort studies

Xiaonan Xue, Ilir Agalliu, Mimi Y. Kim, Tao Wang, Juan Lin, Reza Ghavamian, Howard D. Strickler

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Using Mechanical Turk to recruit participants for internet intervention research: experience from recruitment for four trials targeting hazardous alcohol consumption

John A. Cunningham, Alexandra Godinho, Vladyslav Kushnir

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Sample size calculations based on a difference in medians for positively skewed outcomes in health care studies

Aidan G. O’Keeffe, Gareth Ambler, Julie A. Barber

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

What does it mean when people say that they have received expressions of concern about their drinking or advice to cut down on the AUDIT scale?

John A. Cunningham, Alexandra Godinho, Vladyslav Kushnir, Nicolas Bertholet

01.12.2017 | Technical advance | Ausgabe 1/2017 Open Access

ERDO - a framework to select an appropriate randomization procedure for clinical trials

Ralf-Dieter Hilgers, Diane Uschner, William F. Rosenberger, Nicole Heussen

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Performance of the marginal structural cox model for estimating individual and joined effects of treatments given in combination

Clovis Lusivika-Nzinga, Hana Selinger-Leneman, Sophie Grabar, Dominique Costagliola, Fabrice Carrat

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Classification schemes for knowledge translation interventions: a practical resource for researchers

Susan E. Slaughter, Gabrielle L. Zimmermann, Megan Nuspl, Heather M. Hanson, Lauren Albrecht, Rosmin Esmail, Khara Sauro, Amanda S. Newton, Maoliosa Donald, Michele P. Dyson, Denise Thomson, Lisa Hartling

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

When and how should multiple imputation be used for handling missing data in randomised clinical trials – a practical guide with flowcharts

Janus Christian Jakobsen, Christian Gluud, Jørn Wetterslev, Per Winkel

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Validity of mobile electronic data capture in clinical studies: a pilot study in a pediatric population

Belinda von Niederhäusern, Ramon Saccilotto, Sabine Schädelin, Victoria Ziesenitz, Pascal Benkert, Marie-Luise Decker, Anya Hammann, Julia Bielicki, Marc Pfister, Christiane Pauli-Magnus

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Longitudinal drop-out and weighting against its bias

Steffen C. E. Schmidt, Alexander Woll

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

On the use of the outcome variable “small for gestational age” when gestational age is a potential mediator: a maternal asthma perspective

Geneviève Lefebvre, Mariia Samoilenko

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Methods to perform systematic reviews of patient preferences: a literature survey

Tsung Yu, Nomin Enkh-Amgalan, Ganchimeg Zorigt

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Learning from older peoples’ reasons for participating in demanding, intensive epidemiological studies: a qualitative study

Alicja M. Baczynska, Sarah C. Shaw, Harnish P. Patel, Avan A. Sayer, Helen C. Roberts

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Accounting for misclassification bias of binary outcomes due to underscreening: a sensitivity analysis

Nanhua Zhang, Si Cheng, Lilliam Ambroggio, Todd A. Florin, Maurizio Macaluso

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

User testing of an adaptation of fishbone diagrams to depict results of systematic reviews

Gerald Gartlehner, Marie-Therese Schultes, Viktoria Titscher, Laura C. Morgan, Georgiy V. Bobashev, Peyton Williams, Suzanne L. West

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Accounting for parameter uncertainty in the definition of parametric distributions used to describe individual patient variation in health economic models

Koen Degeling, Maarten J. IJzerman, Miriam Koopman, Hendrik Koffijberg

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Tweedie distributions for fitting semicontinuous health care utilization cost data

Christoph F. Kurz

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Multiple Score Comparison: a network meta-analysis approach to comparison and external validation of prognostic scores

Sarah R. Haile, Beniamino Guerra, Joan B. Soriano, Milo A. Puhan, for the 3CIA collaboration

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

The development of CHAMP: a checklist for the appraisal of moderators and predictors

Ralph van Hoorn, Marcia Tummers, Andrew Booth, Ansgar Gerhardus, Eva Rehfuess, Daniel Hind, Patrick M. Bossuyt, Vivian Welch, Thomas P. A. Debray, Martin Underwood, Pim Cuijpers, Helena Kraemer, Gert Jan van der Wilt, Wietkse Kievit

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

What’s the uptake? Pragmatic RCTs may be used to estimate uptake, and thereby population impact of interventions, but better reporting of trial recruitment processes is needed

Katy J. L. Bell, Amanda McCullough, Chris Del Mar, Paul Glasziou

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Development of an intervention to reduce antibiotic use for childhood coughs in UK primary care using critical synthesis of multi-method research

Patricia J. Lucas, Jenny Ingram, Niamh M. Redmond, Christie Cabral, Sophie L. Turnbull, Alastair D. Hay

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

A survey of prevalence of narrative and systematic reviews in five major medical journals

Clovis Mariano Faggion Jr, Nikolaos P. Bakas, Jason Wasiak

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

The alarming problems of confounding equivalence using logistic regression models in the perspective of causal diagrams

Yuanyuan Yu, Hongkai Li, Xiaoru Sun, Ping Su, Tingting Wang, Yi Liu, Zhongshang Yuan, Yanxun Liu, Fuzhong Xue

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Compliance of systematic reviews in ophthalmology with the PRISMA statement

Seon-Young Lee, Harkiran Sagoo, Reem Farwana, Katharine Whitehurst, Alex Fowler, Riaz Agha

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Can statistic adjustment of OR minimize the potential confounding bias for meta-analysis of case-control study? A secondary data analysis

Tianyi Liu, Xiaolu Nie, Zehao Wu, Ying Zhang, Guoshuang Feng, Siyu Cai, Yaqi Lv, Xiaoxia Peng

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

Abstract analysis method facilitates filtering low-methodological quality and high-bias risk systematic reviews on psoriasis interventions

Francisco Gómez-García, Juan Ruano, Macarena Aguilar-Luque, Patricia Alcalde-Mellado, Jesús Gay-Mimbrera, José Luis Hernández-Romero, Juan Luis Sanz-Cabanillas, Beatriz Maestre-López, Marcelino González-Padilla, Pedro J. Carmona-Fernández, Antonio Vélez García-Nieto, Beatriz Isla-Tejera

01.12.2017 | Research article | Ausgabe 1/2017 Open Access

A scoping review of comparisons between abstracts and full reports in primary biomedical research

Guowei Li, Luciana P. F. Abbade, Ikunna Nwosu, Yanling Jin, Alvin Leenus, Muhammad Maaz, Mei Wang, Meha Bhatt, Laura Zielinski, Nitika Sanger, Bianca Bantoto, Candice Luo, Ieta Shams, Hamnah Shahid, Yaping Chang, Guangwen Sun, Lawrence Mbuagbaw, Zainab Samaan, Mitchell A. H. Levine, Jonathan D. Adachi, Lehana Thabane

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