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Objective To compare the prevalence of ‘spin’, and specific reporting strategies for spin, between infographics, abstracts and full texts of randomised controlled trials (RCTs) reporting ...

Quantifying the time-varying association between objectively measured physical activity and mortality in US older adults over a 12-year follow-up period: the NHANES 2003–2006 study ...

This electronic resource aims to provide physicians with fast and easy access to practical guidelines linked to the best available research evidence. It covers a wide range of medical conditions and ...

Correspondence to Dr Veronika Williams, Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford OX2 6GG, UK; veronika.williams{at}phc.ox.ac.uk Given its scope and its place ...

Objectives Alteplase is commonly recommended for acute ischaemic stroke within 4.5 hours after stroke onset. The Third European Cooperative Acute Stroke Study (ECASS III) is the only trial reporting ...

Correspondence to Sir Iain Chalmers, James Lind Initiative, Summertown Pavilion, Middle Way, Oxford OX2 7LG, UK; ichalmers{at}jameslind.net We are surrounded by maelstroms of claims about the effects ...

Correspondence to Dr Hendrika J Luijendijk, General Practice and Elderly Care Medicine, University Medical Centre Groningen, Groningen 9713 GZ, The Netherlands; h.j.luijendijk{at}umcg.nl PICOs are ...

4 Cochrane Czech Republic, Czech Republic: a JBI Centre of Excellence, Czech GRADE Network, Institute of Health Information and Statistics of the Czech Republic, Prague, Czech Republic Objectives To ...

Correspondence to Dr Kim Boesen, Nordic Cochrane Centre, Rigshospitalet, Dept. 7811, Blegdamsvej 9, Copenhagen DK-2100, Denmark; kb{at}cochrane.dk "The Editorial Base of the DPLPG (Developmental, ...

Correspondence to Dr Mark H Ebell, Department of Epidemiology and Biostatistics, College of Public Health, University of Georgia, 125 Miller Hall, UGA Health Sciences Campus, Athens, GA 30602, USA; ...

A network meta-analysis combines the evidence from existing randomised trials about the comparative efficacy of multiple treatments. It allows direct and indirect evidence about each comparison to be ...