Clinical Research Glossary

correlation correlation

CDISC

When two or more measures are linked.

Example of correlation in a sentence

There is a correlation between height and weight in that taller people tend to be heavier.

More Info

A correlation means that two things are associated. It does not mean that the one of the two things is caused by the other.

A strong correlation means that two things are highly related

A weak correlation means that two things are not very related.

An inverse correlation means that as one thing increases, the other decreases.

Other info to think about when joining a study

The term “correlation” may be used to discuss how certain conditions or situations relate to each other. You may also hear about correlations in the context of how study results are presented and discussed. For example, a study may try to find out whether the study intervention is correlated with some specific outcomes.

Version 2.0 September 2024

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