title: Study design V. Case-control studies.
abstract: Previously in this series I have given an overview of the main types of study design and the techniques used to minimise biased results. In this article I describe more fully case control studies, their uses, advantages and limitations.
authors.affiliation: Dental Health Services Research Unit, University of Dundee, Dundee, Scotland, UK.
authors.forename: Kate Ann
authors.initials: KA
authors.lastname: Levin
mesh_terms: D016022:Case-Control Studies; D035061:Control Groups; D006801:Humans; D012307:Risk Factors; D013223:Statistics as Topic