Ausgabe 1/2013
Inhalt (155 Artikel)
Modelling heterogeneity variances in multiple treatment comparison meta-analysis – Are informative priors the better solution?
Kristian Thorlund, Lehana Thabane, Edward J Mills
A multi-state model to estimate incidence of heroin use
Albert Sánchez-Niubò, Odd O Aalen, Antònia Domingo-Salvany, Ellen J Amundsen, Josep Fortiana, Kjetil Røysland
Comparison of population-averaged and cluster-specific models for the analysis of cluster randomized trials with missing binary outcomes: a simulation study
Jinhui Ma, Parminder Raina, Joseph Beyene, Lehana Thabane
Effectiveness of Pilates exercise in treating people with chronic low back pain: a systematic review of systematic reviews
Cherie Wells, Gregory S Kolt, Paul Marshall, Bridget Hill, Andrea Bialocerkowski
Participant recruitment in sensitive surveys: a comparative trial of ‘opt in’ versus ‘opt out’ approaches
Katherine J Hunt, Natalie Shlomo, Julia Addington-Hall
Qualitative systematic reviews of treatment burden in stroke, heart failure and diabetes - Methodological challenges and solutions
Katie Gallacher, Bhautesh Jani, Deborah Morrison, Sara Macdonald, David Blane, Patricia Erwin, Carl R May, Victor M Montori, David T Eton, Fiona Smith, David G Batty, Frances S Mair
Evaluating audio computer assisted self-interviews in urban south African communities: evidence for good suitability and reduced social desirability bias of a cross-sectional survey on sexual behaviour
Roxanne Beauclair, Fei Meng, Nele Deprez, Marleen Temmerman, Alex Welte, Niel Hens, Wim Delva
Shape information from glucose curves: Functional data analysis compared with traditional summary measures
Kathrine Frey Frøslie, Jo Røislien, Elisabeth Qvigstad, Kristin Godang, Jens Bollerslev, Nanna Voldner, Tore Henriksen, Marit B Veierød
Reducing the time-lag between onset of chest pain and seeking professional medical help: a theory-based review
Susan K Baxter, Peter Allmark
Multivariate permutation test to compare survival curves for matched data
Stefania Galimberti, Maria Grazia Valsecchi
The effects of capping the alcohol consumption distribution and relative risk functions on the estimated number of deaths attributable to alcohol consumption in the European Union in 2004
Gerrit Gmel, Kevin D Shield, Tara AK Kehoe-Chan, Jürgen Rehm
Selecting optimal screening items for delirium: an application of item response theory
Frances M Yang, Richard N Jones, Sharon K Inouye, Douglas Tommet, Paul K Crane, James L Rudolph, Long H Ngo, Edward R Marcantonio
On the proportional hazards model for occupational and environmental case-control analyses
Héloïse Gauvin, Aude Lacourt, Karen Leffondré
A Taiwanese food frequency questionnaire correlates with plasma docosahexaenoic acid but not with plasma eicosapentaenoic acid levels: questionnaires and plasma biomarkers
Kuo-Liong Chien, Meei-Shyuan Lee, Yi-Tsen Tsai, Pey-Rong Chen, Hung-Ju Lin, Hsiu-Ching Hsu, Yuan-The Lee, Ming-Fong Chen
Developing longitudinal qualitative designs: lessons learned and recommendations for health services research
Lynn Calman, Lisa Brunton, Alex Molassiotis
From accuracy to patient outcome and cost-effectiveness evaluations of diagnostic tests and biomarkers: an exemplary modelling study
Hendrik Koffijberg, Bas van Zaane, Karel GM Moons
Assessment of reproducibility of cancer survival risk predictions across medical centers
Hung-Chia Chen, James J Chen
Protocol for a systematic review and individual patient data meta-analysis of prognostic factors of foot ulceration in people with diabetes: the international research collaboration for the prediction of diabetic foot ulcerations (PODUS)
Fay Crawford, Chantelle Anandan, Francesca M Chappell, Gordon D Murray, Jacqueline F Price, Aziz Sheikh, Colin R Simpson, Martin Maxwell, Gerard P Stansby, Matthew J Young, Caroline A Abbott, Andrew JM Boulton, Edward J Boyko, Thomas Kastenbauer, Graham P Leese, Matteo Monami, Matilde Monteiro-Soares, Stephen J Rith-Najarian, Aristidis Veves, Nikki Coates, William J Jeffcoate, Nicola Leech, Tom Fahey, Jayne Tierney
Bayesian methods to determine performance differences and to quantify variability among centers in multi-center trials: the IHAST trial
Emine O Bayman, Kathryn M Chaloner, Bradley J Hindman, Michael M Todd
A new approach to analyse longitudinal epidemiological data with an excess of zeros
Alette S Spriensma, Tibor RS Hajos, Michiel R de Boer, Martijn W Heymans, Jos WR Twisk
Reducing and meta-analysing estimates from distributed lag non-linear models
Antonio Gasparrini, Ben Armstrong
Ascertaining invasive breast cancer cases; the validity of administrative and self-reported data sources in Australia
Anna Kemp, David B Preen, Christobel Saunders, C D’Arcy J Holman, Max Bulsara, Kris Rogers, Elizabeth E Roughead
A statistical model to assess the risk of communicable diseases associated with multiple exposures in healthcare settings
Cécile Payet, Nicolas Voirin, Philippe Vanhems, René Ecochard
Agreement between self-reported and measured weight and height collected in general practice patients: a prospective study
Sze Lin Yoong, Mariko Leanne Carey, Catherine D’Este, Robert William Sanson-Fisher
Dealing with missing data in the Center for Epidemiologic Studies Depression self-report scale: a study based on the French E3N cohort
Noémie Resseguier, Hélène Verdoux, Roch Giorgi, Françoise Clavel-Chapelon, Xavier Paoletti
Misclassification of incident conditions using claims data: impact of varying the period used to exclude pre-existing disease
Robert I Griffiths, Cynthia D O’Malley, Robert J Herbert, Mark D Danese
Impact of misspecifying the distribution of a prognostic factor on power and sample size for testing treatment interactions in clinical trials
William M Reichmann, Michael P LaValley, David R Gagnon, Elena Losina
Trauma registry record linkage: methodological approach to benefit from complementary data using the example of the German Pelvic Injury Register and the TraumaRegister DGU®
Markus Burkhardt, Ulrike Nienaber, Joerg H Holstein, Ulf Culemann, Bertil Bouillon, Emin Aghayev, Thomas Paffrath, Marc Maegele, Tim Pohlemann, Rolf Lefering
Representativeness of an HIV cohort of the sites from which it is recruiting: results from the Ontario HIV Treatment Network (OHTN) cohort study
Janet Raboud, DeSheng Su, Ann N Burchell, Sandra Gardner, Sharon Walmsley, Ahmed M Bayoumi, Sandra Blitz, Curtis Cooper, Irving Salit, Jeff Cohen, Sean B Rourke, Mona R Loutfy
Surveying alcohol and other drug use through telephone sampling: a comparison of landline and mobile phone samples
Michael Livingston, Paul Dietze, Jason Ferris, Darren Pennay, Linda Hayes, Simon Lenton
Empirical comparison of methods for analyzing multiple time-to-event outcomes in a non-inferiority trial: a breast cancer study
Sameer Parpia, Lehana Thabane, Jim A Julian, Timothy J Whelan, Mark N Levine
Limited benefit of repeating a sensitive question in a cross-sectional sexual health study
Abigail Norris Turner, Prabasaj Paul, Alison H Norris
Information-based measure of disagreement for more than two observers: a useful tool to compare the degree of observer disagreement
Teresa Henriques, Luis Antunes, João Bernardes, Mara Matias, Diogo Sato, Cristina Costa-Santos
Enhancing the scoping study methodology: a large, inter-professional team’s experience with Arksey and O’Malley’s framework
Helena ML Daudt, Catherine van Mossel, Samantha J Scott
Flexible parametric modelling of cause-specific hazards to estimate cumulative incidence functions
Sally R Hinchliffe, Paul C Lambert
Magnitude of discordance between registry data and death certificate when evaluating leading causes of death in dialysis patients
Jean-Philippe Lafrance, Elham Rahme, Sameena Iqbal, Martine Leblanc, Vincent Pichette, Naoual Elftouh, Michel Vallée
Estimating relative intensity using individualized accelerometer cutpoints: the importance of fitness level
Cemal Ozemek, Heather L Cochran, Scott J Strath, Wonwoo Byun, Leonard A Kaminsky
“Best fit” framework synthesis: refining the method
Christopher Carroll, Andrew Booth, Joanna Leaviss, Jo Rick
The use of systematic reviews in the planning, design and conduct of randomised trials: a retrospective cohort of NIHR HTA funded trials
Ashley P Jones, Elizabeth Conroy, Paula R Williamson, Mike Clarke, Carrol Gamble
A systematic review of publications assessing reliability and validity of the Behavioral Risk Factor Surveillance System (BRFSS), 2004–2011
Carol Pierannunzi, Shaohua Sean Hu, Lina Balluz
Cluster-based exposure variation analysis
Afshin Samani, Svend Erik Mathiassen, Pascal Madeleine
Agreement between pre-post measures of change and transition ratings as well as then-tests
Thorsten Meyer, Susanne Richter, Heiner Raspe
Using the random forest method to detect a response shift in the quality of life of multiple sclerosis patients: a cohort study
Mohamed Boucekine, Anderson Loundou, Karine Baumstarck, Patricia Minaya-Flores, Jean Pelletier, Badih Ghattas, Pascal Auquier
Advancing current approaches to disease management evaluation: capitalizing on heterogeneity to understand what works and for whom
Arianne MJ Elissen, John L Adams, Marieke Spreeuwenberg, Inge GP Duimel-Peeters, Cor Spreeuwenberg, Ariel Linden, Hubertus JM Vrijhoef
Overview of data-synthesis in systematic reviews of studies on outcome prediction models
Tobias van den Berg, Martijn W Heymans, Stephanie S Leone, David Vergouw, Jill A Hayden, Arianne P Verhagen, Henrica CW de Vet
Applications of functional data analysis: A systematic review
Shahid Ullah, Caroline F Finch
Can we quantify harm in general practice records? An assessment of precision and power using computer simulation
Carl de Wet, Paul Johnson, Catherine O’Donnell, Paul Bowie
Using case study within a sequential explanatory design to evaluate the impact of specialist and advanced practice roles on clinical outcomes: the SCAPE study
Joan G Lalor, Dympna Casey, Naomi Elliott, Imelda Coyne, Catherine Comiskey, Agnes Higgins, Kathy Murphy, Declan Devane, Cecily Begley
A threshold method for immunological correlates of protection
Xuan Chen, Fabrice Bailleux, Kamal Desai, Li Qin, Andrew J Dunning
A nonparametric random coefficient approach for life expectancy growth using a hierarchical mixture likelihood model with application to regional data from North Rhine-Westphalia (Germany)
Dankmar Böhning, Sarah Karasek, Claudia Terschüren, Rolf Annuß, Rainer Fehr
‘Trying to pin down jelly’ - exploring intuitive processes in quality assessment for meta-ethnography
Francine Toye, Kate Seers, Nick Allcock, Michelle Briggs, Eloise Carr, JoyAnn Andrews, Karen Barker
Methodological approaches to population based research of screening procedures in the presence of selection bias and exposure measurement error: colonoscopy and colorectal cancer outcomes in Ontario
Binu J Jacob, Rinku Sutradhar, Rahim Moineddin, Nancy N Baxter, David R Urbach
A comparison of Cohen’s Kappa and Gwet’s AC1 when calculating inter-rater reliability coefficients: a study conducted with personality disorder samples
Nahathai Wongpakaran, Tinakon Wongpakaran, Danny Wedding, Kilem L Gwet
A graphical tool for locating inconsistency in network meta-analyses
Ulrike Krahn, Harald Binder, Jochem König
Assessing potential sources of clustering in individually randomised trials
Brennan C Kahan, Tim P Morris
How are European birth-cohort studies engaging and consulting with young cohort members?
Patricia J Lucas, Debra Allnock, Tricia Jessiman
Clinical trial simulation to evaluate power to compare the antiviral effectiveness of two hepatitis C protease inhibitors using nonlinear mixed effect models: a viral kinetic approach
Cédric Laouénan, Jeremie Guedj, France Mentré
Recruitment strategies and yields for the Pathobiology of Prediabetes in a Biracial Cohort: a prospective natural history study of incident dysglycemia
Sotonte Ebenibo, Chimaroke Edeoga, Ann Ammons, Nonso Egbuonu, Samuel Dagogo-Jack
Prediction models for clustered data: comparison of a random intercept and standard regression model
Walter Bouwmeester, Jos WR Twisk, Teus H Kappen, Wilton A van Klei, Karel GM Moons, Yvonne Vergouwe
External validation of a Cox prognostic model: principles and methods
Patrick Royston, Douglas G Altman
Predicting hemoglobin levels in whole blood donors using transition models and mixed effects models
Kazem Nasserinejad, Wim de Kort, Mireille Baart, Arnošt Komárek, Joost van Rosmalen, Emmanuel Lesaffre
Novel study design to assess the utility of the copd assessment test in a primary care setting
Kevin Gruffydd-Jones, Helen Marsden, Steve Holmes, Peter Kardos, Roger Escamilla, Roberto Dal Negro, June Roberts, Gilbert Nadeau, David Leather, Paul Jones
Systematically reviewing and synthesizing evidence from conversation analytic and related discursive research to inform healthcare communication practice and policy: an illustrated guide
Ruth H Parry, Victoria Land
Validation of a registry-derived risk algorithm based on treatment protocol as a proxy for disease risk in childhood acute lymphoblastic leukemia
Sumit Gupta, Jason D Pole, Astrid Guttmann, Lillian Sung
Phase IV non-inferiority trials and additional claims of benefit
Rosemarie DLC Bernabe, Grace Wangge, Mirjam J Knol, Olaf H Klungel, Johannes JM van Delden, Anthonius de Boer, Arno W Hoes, Jan AM Raaijmakers, Ghislaine JMW van Thiel
Using Bonferroni, BIC and AIC to assess evidence for alternative biological pathways: covariate selection for the multilevel Embryo-Uterus model
Christos Stylianou, Andrew Pickles, Stephen A Roberts
Ensemble-based methods for forecasting census in hospital units
Devin C Koestler, Hernando Ombao, Jesse Bender
Rethinking sources of representative controls for the conduct of case–control studies in minority populations
Elisa V Bandera, Urmila Chandran, Gary Zirpoli, Susan E McCann, Gregory Ciupak, Christine B Ambrosone
“Let’s get the best quality research we can”: public awareness and acceptance of consent to use existing data in health research: a systematic review and qualitative study
Elizabeth M Hill, Emma L Turner, Richard M Martin, Jenny L Donovan
Views on the peer review system of biomedical journals: an online survey of academics from high-ranking universities
Roger Chun-Man Ho, Kwok-Kei Mak, Ren Tao, Yanxia Lu, Jeffrey R Day, Fang Pan
ClinicalTrials.gov registration can supplement information in abstracts for systematic reviews: a comparison study
Roberta W Scherer, Lynn Huynh, Ann-Margret Ervin, Jakeisha Taylor, Kay Dickersin
Inference of synergy/antagonism between anticancer drugs from the pooled analysis of clinical trials
Wenfeng Kang, Robert S DiPaola, Alexei Vazquez
Using imputed pre-treatment cholesterol in a propensity score model to reduce confounding by indication: results from the multi-ethnic study of atherosclerosis
Neal W Jorgensen, Christopher T Sibley, Robyn L McClelland
Statistical process control of mortality series in the Australian and New Zealand Intensive Care Society (ANZICS) adult patient database: implications of the data generating process
John L Moran, Patricia J Solomon
Measuring teamwork and taskwork of community-based “teams” delivering life-saving health interventions in rural Zambia: a qualitative study
Kojo Yeboah-Antwi, Gail Snetro-Plewman, Karen Z Waltensperger, Davidson H Hamer, Chilobe Kambikambi, William MacLeod, Stephen Filumba, Bias Sichamba, David Marsh
OvidSP Medline-to-PubMed search filter translation: a methodology for extending search filter range to include PubMed's unique content
Raechel A Damarell, Jennifer J Tieman, Ruth M Sladek
Confidence regions for repeated measures ANOVA power curves based on estimated covariance
Matthew J Gribbin, Yueh-Yun Chi, Paul W Stewart, Keith E Muller
Correction of the significance level when attempting multiple transformations of an explanatory variable in generalized linear models
Benoit Liquet, Jérémie Riou
Acceptance checklist for clinical effectiveness pilot trials: a systematic approach
Georgina Charlesworth, Karen Burnell, Juanita Hoe, Martin Orrell, Ian Russell
Multi-state model for studying an intermediate event using time-dependent covariates: application to breast cancer
Carolina Meier-Hirmer, Martin Schumacher
Proton pump inhibitors and the risk of pneumonia: a comparison of cohort and self-controlled case series designs
Emmae N Ramsay, Nicole L Pratt, Philip Ryan, Elizabeth E Roughead
Testing the proportional hazards assumption in case-cohort analysis
Xiaonan Xue, Xianhong Xie, Marc Gunter, Thomas E Rohan, Sylvia Wassertheil-Smoller, Gloria YF Ho, Dominic Cirillo, Herbert Yu, Howard D Strickler
Validity of self-reported height and weight among adolescents: the importance of reporting capability
Mette Rasmussen, Bjørn E Holstein, Ole Melkevik, Mogens Trab Damsgaard
The impact of deployment experience and prior healthcare utilization on enrollment in a large military cohort study
Jaime L Horton, Isabel G Jacobson, Alyson J Littman, John E Alcaraz, Besa Smith, Nancy F Crum-Cianflone
Use of generalised additive models to categorise continuous variables in clinical prediction
Irantzu Barrio, Inmaculada Arostegui, José M Quintana, IRYSS-COPD Group
The McNemar test for binary matched-pairs data: mid-p and asymptotic are better than exact conditional
Morten W Fagerland, Stian Lydersen, Petter Laake
Understanding recruitment: outcomes associated with alternate methods for seed selection in respondent driven sampling
John L Wylie, Ann M Jolly
A tutorial on sensitivity analyses in clinical trials: the what, why, when and how
Lehana Thabane, Lawrence Mbuagbaw, Shiyuan Zhang, Zainab Samaan, Maura Marcucci, Chenglin Ye, Marroon Thabane, Lora Giangregorio, Brittany Dennis, Daisy Kosa, Victoria Borg Debono, Rejane Dillenburg, Vincent Fruci, Monica Bawor, Juneyoung Lee, George Wells, Charles H Goldsmith
Sample size re-assessment leading to a raised sample size does not inflate type I error rate under mild conditions
Per Broberg
Screened selection design for randomised phase II oncology trials: an example in chronic lymphocytic leukaemia
Christina Yap, Andrew Pettitt, Lucinda Billingham
Risk of bias of randomized controlled trials published in orthopaedic journals
Laura E Chess, Joel Gagnier
Piecewise exponential models to assess the influence of job-specific experience on the hazard of acute injury for hourly factory workers
Jessica Kubo, Mark R Cullen, Linda Cantley, Martin Slade, Baylah Tessier-Sherman, Oyebode Taiwo, Manisha Desai
Cognitive mapping: using local knowledge for planning health research
Jonathan Stadler, Charles Dugmore, Emilie Venables, Catherine MacPhail, Sinead Delany-Moretlwe
On the assessment of the added value of new predictive biomarkers
Weijie Chen, Frank W Samuelson, Brandon D Gallas, Le Kang, Berkman Sahiner, Nicholas Petrick
Adjusting for multiple prognostic factors in the analysis of randomised trials
Brennan C Kahan, Tim P Morris
Selecting a sample size for studies with repeated measures
Yi Guo, Henrietta L Logan, Deborah H Glueck, Keith E Muller
Comparison of the risk factors effects between two populations: two alternative approaches illustrated by the analysis of first and second kidney transplant recipients
Katy Trébern-Launay, Magali Giral, Jacques Dantal, Yohann Foucher
Empirical study of correlated survival times for recurrent events with proportional hazards margins and the effect of correlation and censoring
Rodrigo Villegas, Olga Julià, Jordi Ocaña
Is a large scale community programme as effective as a community rehabilitation programme delivered in the setting of a clinical trial?
Elizabeth C Goyder, Mark Strong, Angela Green, Michael W Holmes, Gail Miles, Orla Reddington, Rod Lawson, Andrew Lee, Gurnam Basran
An audit of sample sizes for pilot and feasibility trials being undertaken in the United Kingdom registered in the United Kingdom Clinical Research Network database
Sophie AM Billingham, Amy L Whitehead, Steven A Julious
Optimising the use of electronic health records to estimate the incidence of rheumatoid arthritis in primary care: what information is hidden in free text?
Elizabeth Ford, Amanda Nicholson, Rob Koeling, A Rosemary Tate, John Carroll, Lesley Axelrod, Helen E Smith, Greta Rait, Kevin A Davies, Irene Petersen, Tim Williams, Jackie A Cassell
A counterfactual approach to bias and effect modification in terms of response types
Etsuji Suzuki, Toshiharu Mitsuhashi, Toshihide Tsuda, Eiji Yamamoto
Are concomitant treatments confounding factors in randomized controlled trials on intensive blood-glucose control in type 2 diabetes? a systematic review
Rémy Boussageon, Irène Supper, Sylvie Erpeldinger, Michel Cucherat, Theodora Bejan-Angoulvant, Behrouz Kassai, Catherine Cornu, François Gueyffier
Quality of life in dementia: a study on proxy bias
Alexander MM Arons, Paul FM Krabbe, Carla JM Schölzel-Dorenbos, Gert Jan van der Wilt, Marcel GM Olde Rikkert
Consensus-based recommendations for investigating clinical heterogeneity in systematic reviews
Joel J Gagnier, Hal Morgenstern, Doug G Altman, Jesse Berlin, Stephanie Chang, Peter McCulloch, Xin Sun, David Moher
Strategies for maximizing consent rates for child dental health surveys: a randomised controlled trial
Anne-Marie Glenny, Helen V Worthington, Keith M Milsom, Eric Rooney, Martin Tickle
Beyond case fatality rate: using potential impact fraction to estimate the effect of increasing treatment uptake on mortality
Nicholas Mitsakakis, Harindra C Wijeysundera, Murray Krahn
The predictive value of mental health for long-term sickness absence: the Major Depression Inventory (MDI) and the Mental Health Inventory (MHI-5) compared
Sannie Vester Thorsen, Reiner Rugulies, Pernille U Hjarsbech, Jakob Bue Bjorner
Using the framework method for the analysis of qualitative data in multi-disciplinary health research
Nicola K Gale, Gemma Heath, Elaine Cameron, Sabina Rashid, Sabi Redwood
The reliability of a quality appraisal tool for studies of diagnostic reliability (QAREL)
Nicholas Lucas, Petra Macaskill, Les Irwig, Robert Moran, Luke Rickards, Robin Turner, Nikolai Bogduk
Making sense of complex data: a mapping process for analyzing findings of a realist review on guideline implementability
Monika Kastner, Julie Makarski, Leigh Hayden, Lisa Durocher, Ananda Chatterjee, Melissa Brouwers, Onil Bhattacharyya
Derivation and assessment of risk prediction models using case-cohort data
Jean Sanderson, Simon G Thompson, Ian R White, Thor Aspelund, Lisa Pennells
Assessing regression to the mean effects in health care initiatives
Ariel Linden
Recommendations for a uniform assessment of publication bias related to funding source
Marlies van Lent, John Overbeke, Henk J Out
Concordance between administrative health data and medical records for diabetes status in coronary heart disease patients: a retrospective linked data study
Lee Nedkoff, Matthew Knuiman, Joseph Hung, Frank M Sanfilippo, Judith M Katzenellenbogen, Tom G Briffa
Inconsistency in the items included in tools used in general health research and physical therapy to evaluate the methodological quality of randomized controlled trials: a descriptive analysis
Susan Armijo-Olivo, Jorge Fuentes, Maria Ospina, Humam Saltaji, Lisa Hartling
Integrating and extending cohort studies: lessons from the eXtending Treatments, Education and Networks in Depression (xTEND) study
Joanne Allen, Kerry J Inder, Terry J Lewin, John R Attia, Frances J Kay-Lambkin, Amanda L Baker, Trevor Hazell, Brian J Kelly
Heterogeneity and event dependence in the analysis of sickness absence
Isabel Torá-Rocamora, David Gimeno, George Delclos, Fernando G Benavides, Rafael Manzanera, Josefina Jardí, Constança Alberti, Yutaka Yasui, José Miguel Martínez
Shortening the Current Opioid Misuse Measure via computer-based testing: a retrospective proof-of-concept study
Matthew D Finkelman, Ronald J Kulich, Driss Zoukhri, Niels Smits, Stephen F Butler
A systematic review of cluster randomised trials in residential facilities for older people suggests how to improve quality
Karla Diaz-Ordaz, Robert Froud, Bart Sheehan, Sandra Eldridge
Direct risk standardisation: a new method for comparing casemix adjusted event rates using complex models
Jon Nicholl, Richard M Jacques, Michael J Campbell
Quality of reporting of complex healthcare interventions and applicability of the CReDECI list - a survey of publications indexed in PubMed
Ralph Möhler, Gabriele Bartoszek, Gabriele Meyer
Towards a methodology for cluster searching to provide conceptual and contextual “richness” for systematic reviews of complex interventions: case study (CLUSTER)
Andrew Booth, Janet Harris, Elizabeth Croot, Jane Springett, Fiona Campbell, Emma Wilkins
Screening for data clustering in multicenter studies: the residual intraclass correlation
Laure Wynants, Dirk Timmerman, Tom Bourne, Sabine Van Huffel, Ben Van Calster
How confidence intervals become confusion intervals
James McCormack, Ben Vandermeer, G Michael Allan
A semi-parametric approach to estimate risk functions associated with multi-dimensional exposure profiles: application to smoking and lung cancer
David I Hastie, Silvia Liverani, Lamiae Azizi, Sylvia Richardson, Isabelle Stücker
Perspectives on neurological patient registries: a literature review and focus group study
Lawrence Korngut, Gail MacKean, Lisa Casselman, Megan Johnston, Lundy Day, Darren Lam, Diane Lorenzetti, Janet Warner, Nathalie Jetté, Tamara Pringsheim
Reference management software for systematic reviews and meta-analyses: an exploration of usage and usability
Diane L Lorenzetti, William A Ghali
Association between funding source, methodological quality and research outcomes in randomized controlled trials of synbiotics, probiotics and prebiotics added to infant formula: A Systematic Review
Mary N Mugambi, Alfred Musekiwa, Martani Lombard, Taryn Young, Reneé Blaauw
How experiences become data: the process of eliciting adverse event, medical history and concomitant medication reports in antimalarial and antiretroviral interaction trials
Elizabeth N Allen, Adiel K Mushi, Isolide S Massawe, Lasse S Vestergaard, Martha Lemnge, Sarah G Staedke, Ushma Mehta, Karen I Barnes, Clare IR Chandler
Effects of aggregation of drug and diagnostic codes on the performance of the high-dimensional propensity score algorithm: an empirical example
Hoa V Le, Charles Poole, M Alan Brookhart, Victor J Schoenbach, Kathleen J Beach, J Bradley Layton, Til Stürmer
A regression model for risk difference estimation in population-based case–control studies clarifies gender differences in lung cancer risk of smokers and never smokers
Stephanie A Kovalchik, Sara De Matteis, Maria Teresa Landi, Neil E Caporaso, Ravi Varadhan, Dario Consonni, Andrew W Bergen, Hormuzd A Katki, Sholom Wacholder
Diagnosing problems with imputation models using the Kolmogorov-Smirnov test: a simulation study
Cattram D Nguyen, John B Carlin, Katherine J Lee
A multi-arm multi-stage clinical trial design for binary outcomes with application to tuberculosis
Daniel J Bratton, Patrick PJ Phillips, Mahesh KB Parmar
Measurement error in time-series analysis: a simulation study comparing modelled and monitored data
Barbara K Butland, Ben Armstrong, Richard W Atkinson, Paul Wilkinson, Mathew R Heal, Ruth M Doherty, Massimo Vieno
Using a social marketing framework to evaluate recruitment of a prospective study of genetic counseling and testing for the deaf community
Yoko Kobayashi, Patrick Boudreault, Karin Hill, Janet S Sinsheimer, Christina GS Palmer
Is a randomised controlled trial of a maternity care intervention for pregnant adolescents possible? An Australian feasibility study
Jyai Allen, Helen Stapleton, Sally Tracy, Sue Kildea
Adjusting for measurement error in baseline prognostic biomarkers included in a time-to-event analysis: a joint modelling approach
Michael J Crowther, Paul C Lambert, Keith R Abrams
Exploratory randomized controlled trial evaluating the impact of a waiting list control design
John A Cunningham, Kypros Kypri, Jim McCambridge
Comparison of sample characteristics in two pregnancy cohorts: community-based versus population-based recruitment methods
Brenda MY Leung, Sheila W McDonald, Bonnie J Kaplan, Gerald F Giesbrecht, Suzanne C Tough
Estimation of gestational age in early pregnancy from crown-rump length when gestational age range is truncated: the case study of the INTERGROWTH-21stProject
Eric O Ohuma, Aris T Papageorghiou, Jose Villar, Douglas G Altman
Quantitative summaries of treatment effect estimates obtained with network meta-analysis of survival curves to inform decision-making
Shannon Cope, Jeroen P Jansen
Using the Bernoulli trial approaches for detecting ordered alternatives
Chia-Hao Chang, Chih-Chien Chin, Weichieh Wayne Yu, Ying-Yu Huang
Lessons learnt recruiting to a multi-site UK cohort study to explore recovery of health and well-being after colorectal cancer (CREW study)
Deborah Fenlon, Kim Chivers Seymour, Ikumi Okamoto, Jane Winter, Alison Richardson, Julia Addington-Hall, Jessica L Corner, Peter W Smith, Christine M May, Matthew Breckons, Claire Foster
Facilitating accrual to cancer control and supportive care trials: the clinical research associate perspective
David VanHoff, Tanya Hesser, Katherine Patterson Kelly, David Freyer, Susan Stork, Lillian Sung
The index ‘Treatment Duration Control’ for enabling randomized controlled trials with variation in duration of treatment of chronic pain patients
Hilbert W van der Glas, Robert J van Grootel
Data processing costs for three posture assessment methods
Catherine Trask, Svend Erik Mathiassen, Jennie Jackson, Jens Wahlström
An international survey of physicians regarding clinical trials: a comparison between Kyoto University Hospital and Seoul National University Hospital
Toshiko Ito-Ihara, Jeong-Hwa Hong, Ock-Joo Kim, Eriko Sumi, Soo-Youn Kim, Shiro Tanaka, Keiichi Narita, Taichi Hatta, Eun-Kyung Choi, Kyu-Jin Choi, Takuya Miyagawa, Manabu Minami, Toshinori Murayama, Masayuki Yokode
Google Scholar as replacement for systematic literature searches: good relative recall and precision are not enough
Martin Boeker, Werner Vach, Edith Motschall
A systematic review and meta-analysis of acute stroke unit care: What’s beyond the statistical significance?
Ying Sun, Dominique Paulus, Maria Eyssen, Johan Maervoet, Omer Saka
Restricted mean survival time: an alternative to the hazard ratio for the design and analysis of randomized trials with a time-to-event outcome
Patrick Royston, Mahesh KB Parmar
Erratum to: Qualitative systematic reviews of treatment burden in stroke, heart failure and diabetes - Methodological challenges and solutions
Katie Gallacher, Bhautesh Jani, Deborah Morrison, Sara Macdonald, David Blane, Patricia Erwin, Carl R May, Victor M Montori, David T Eton, Fiona Smith, G David Batty, Frances S Mair