SOC 4369 Study Guide - Midterm Guide: Randomized Controlled Trial, Tuberculosis, Bioterrorism
Document Summary
Cohort study: expensive, convenient for studying many diseases, can be prospective or retrospective. Case-control: less expensive, convenient for studying many exposures. The comparison group should be selected not to represent the entire non- diseased population but the population of individuals who would have been identified and analogous to selection of cases. Defn: are a sample of the source population that gave rise to the cases. On the exposure distribution in the source population. 2 purposes: descriptive: describes the incidence of certain outcomes over time. Analytic: analyzes associations between predictors and those outcomes. Cohort defn: a group of disease-free persons who share a common attribute and who are followed throughout their experience to observe the development of a given health outcome. Defn: any designated group of persons who are followed or traced over a period of time; cohort group members experience a common exposure with a specific setting, and they shre a non-specific exposure associated with a general classification.
