Feb 4, 2023 · A case-control study is an experimental design that compares a group of participants possessing a condition of interest to a very similar group lacking that condition.

Jul 31, 2023 · A case-control study is a research method where two groups of people are compared – those with the condition (cases) and those without (controls). By looking at their past, researchers try …

A case–control study (also known as case–referent study) is a type of observational study in which two existing groups differing in outcome are identified and compared on the basis of some supposed …

What is a Case Control Study? A case control study is a retrospective, observational study that compares two existing groups. Researchers form these groups based on the existence of a condition …

case-control study (kays-kun-TROLE STUH-dee) A study that compares two groups of people: those with the disease or condition under study (cases) and a very similar group of people who do not have …

Case-control studies are one of the two main types of observational study designs in epidemiology. This design is desirable when exposure data are difficult to obtain, the disease is rare or has a long …

Case-control study, in epidemiology, observational (nonexperimental) study design used to ascertain information on differences in suspected exposures and outcomes between individuals with a disease …

The method of assignment of individuals to study and control groups in observational studies when the investigator does not intervene to perform the assignment.

Jul 18, 2025 · What Is a Case-Control Study: A case-control study compares individuals with a specific outcome or disease (cases) to those without it (controls) to determine if there is an association with a …

In a case control study, researchers first identify the cases, which are individuals who have the condition of interest. They then construct a second, very similar group of controls, who share many …