This blog introduces you to the concept of confounding. There is a clear explanation and then examples and methods to minimise the effect of confounding during study design and statistical analysis.
A beginner’s guide to standard deviation and standard error: what are they, how are they different and how do you calculate them?
A Finnish translation (thank you to Eveliina Ilola) of the nuts and bolts 20 minute tutorial from Tim Hicks: A beginner’s guide to interpreting odds ratios, confidence intervals and p-values.
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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.