Catalogue of Bias

Biases

Here is a list of all Biases in the Catalogue. Check back regularly as we are adding new ones over time.

Volunteer bias

Participants volunteering to take part in a study intrinsically have different characteristics from the general population of interest.

Wrong sample size bias

When the wrong sample size is used in a study: small sample sizes often lead to chance findings, while large sample sizes are often statistically significant but not clinically relevant.