Tags » Meta-analysis

Episode 85: AllTrials and Vanessa's Law

In this episode of Life, the Universe & Everything Else, Gem Newman and Richelle McCullough discuss Bill C-17 (“Vanessa’s Law”) and are joined by Ian Bushfield of Sense About Science’s AllTrials project to discuss the problem of publication bias. 224 more words


Why is long-lasting weight loss so hard?

Losing weight is not easy. Not at all. But keeping it off is even harder. This is not new knowledge, but it is only recently that we have started to find out why it’s so hard to keep it off. 665 more words


Why post-hoc power calculation is not helpful

Statistical power is a rare commodity in experimental biomedicine (see previous post), as most┬ástudies have very low n’s and are therefore severly underpowered. 450 more words

Quality - Predictiveness

Systematic Reviews and Meta-analyses: Part 1 Introduction

Systematic Reviews and Meta-analyses part 1

JavaScript required to play Systematic Reviews and Meta-analyses part 1.

This is a basic introductory class to systematic reviews (SR) and meta-analyses (MA). 225 more words

Medical Education

International differences in trial results

Many researchers accept that the efficacy of treatments may differ between countries, and that differences need to be considered when assessing the potential benefits of treatments whose trials were conducted in a different country. 138 more words

Richard Lilford

Who got it wrong, reporter or scientists?

Eating a Mediterranean diet has been reported as beneficial in preventing metabolic syndrome, slowing down the progression of atherosclerosis and decreasing risk of myocardial infarction and stroke. 466 more words