triplecohort
Triplecohort, also spelled tri-cohort, is a study design used in epidemiology and social sciences that involves the observation of three distinct cohorts within a single research framework. The approach aims to enable direct or indirect comparisons among cohorts to investigate how factors such as age, time period, or exposure influence outcomes.
In a triple-cohort design, the three cohorts can be defined by different birth years, exposure statuses, interventions,
Statistical analysis in a triple-cohort study typically involves models that account for cohort membership as a
Benefits and limitations accompany the design. Benefits include enhanced generalizability, the capacity to study secular trends,
Related concepts include multi-cohort and three-arm study designs. While not widely standardized, triple-cohort approaches have been
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