A Bayesian random-effects model was employed for the meta-analysis. The effective and required sample sizes were calculated to estimate whether there are adequate sample sizes. The certainty of ...

Background Comparative evidence on the diagnostic yield of endobronchial ultrasound (EBUS)-guided sampling techniques for ...

Learning to read a survey means understanding margins of error, sampling, weighting, and media framing, with an essential checklist and glossary.

Background Despite the widespread use of accreditation in many countries, and prevailing beliefs that accreditation is associated with variables contributing to clinical care and organisational ...

Objective To explore the evidence available of poor-quality (counterfeit and substandard) medicines in the literature. Design Systematic review. Data sources Databases used were EMBASE, MEDLINE, ...

4 School of Public Health, Sydney Medical School, The University of Sydney, Sydney, New South Wales, Australia Correspondence to Professor Catherine Sherrington, The George Institute for Global Health ...

Importance Structured communication tools and decision aids are recommended to facilitate goals of care discussions (GOCDs) in hospitalised patients, but their impact remains unclear. Objective To ...

1 Department of Public Health and Primary Care, University of Cambridge, UK 2 MRC Biostatistics Unit, Cambridge, UK and Public Health Genetics Unit, University of Cambridge, UK Correspondence to: DrJ ...

4 Department of Medicine and Radiology, Melbourne Medical School, The University of Melbourne, Melbourne, Australia 7 Australasian Cochrane Centre, School of Public Health and Preventative Medicine, ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

In statistics the term “population” has a slightly different meaning from the one given to it in ordinary speech. It need not refer only to people or to animate creatures – the population of Britain, ...

Background Since the 1960s, beta blockers have been used to treat hypertrophic obstructive cardiomyopathy (HOCM), a genetic disorder causing abnormal heart muscle thickening. This systematic review ...