ABC - DEF - GHI - JKL - MNO - PQRS - TUV - WXYZ Cohort study
Similar term(s): prospective study.
Definition:
A type of epidemiological study which observes a large number of individuals in a population over a period of time.
It compares individuals who are exposed for instance to a certain chemical to others without the exposure or with a different level of exposure. These two groups are called cohorts and are followed over time to determine the differences in the health outcomes between the exposure subjects.
Source & ©: GreenFacts
Related words: Epidemiological studies
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