Can uv nail lamps used for gel manicures cause cancer? In early 2023, this question has been raised in the media. What is the evidence behind the headline?
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A beginner’s guide to standard deviation and standard error: what are they, how are they different and how do you calculate them?
When you see a claim that a treatment or intervention has no effect, it is important to examine the evidence as this may be a misleading statement.
This blog provides a detailed overview of the concept of ‘blinding’ in randomised controlled trials (RCTs). It covers what blinding is, common methods of blinding, why blinding is important, and what researchers might do when blinding is not possible. It also explains the concept of allocation concealment.