Case-control studies/Definition

This article contains just a definition and optionally other subpages (such as a list of related articles), but no metadata. Create the metadata page if you want to expand this into a full article.

Case-control studies [r]: Studies which start with the identification of persons with a disease of interest and a control (comparison, referent) group without the disease. The relationship of an attribute to the disease is examined by comparing diseased and non-diseased persons with regard to the frequency or levels of the attribute in each group.

This definition is at least in part based on: Anonymous (2023), Case-control studies (English). Medical Subject Headings. U.S. National Library of Medicine.