Objectives To systematically collect and analyse diverse definitions of ‘evidence’ in both health and social sciences, and help users to correctly use the term ‘evidence’ and rethink what is the ...

Correspondence to Dr Marleen Kunneman, Medical Decision Making, Department of Biomedical Data Sciences, Leiden University Medical Center, Leiden, Netherlands; kunneman{at}lumc.nl For too many people, ...

Evaluation of reported claims of sex-based differences in treatment effects across meta-analyses: a meta-research study (19 June, 2025) ...

Objectives To compare the effectiveness of different exercise interventions in improving sleep quality and alleviating insomnia severity among patients with insomnia. Design Our study design was a ...

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Correspondence to Dr Arwen H. Pieterse, Biomedical Data Sciences, Leiden University Medical Center, Leiden 2300 RC, The Netherlands; a.h.pieterse{at}lumc.nl True patient involvement in treatment ...

Objectives Evidence Based Practice (EBP) is a cornerstone of delivering clinically effective care. An EBP capacity-building project commenced in Ireland in 2016, to build capability and leadership for ...

Objectives To study the extent of blinding in randomised clinical trials of psychological interventions and the interpretative considerations if randomised clinical trials are not blinded. Design ...

More than 300,000 babies are born each year in Australia and the average age of first time mothers has been increasing over recent decades (the average now being 28 years). The average weight of ...

We started the year with a rebrand of our name and the look of the journal and instigated some new policies: mandating ORCID ID for all submitting authors, a data sharing policy, and offering language ...