Читать книгу Cobert's Manual Of Drug Safety And Pharmacovigilance (Third Edition) - William Gregory - Страница 63

This type of case-control study is inside, or nested in, a cohort design. The nested case-control design uses estimates from a sample of the cohort rather than the whole cohort. It permits the collection of less data than in a full cohort study with an acceptable statistical analysis and may save time and resource.