Case control study is a type of-: (A) Descriptive epidemiological study, (B) Analytical study, (C) Longitudinal study, (D) Experimental epidemiological study
Answer is B. Analytical studies include: Ecological or correlational-with populations as unit of study Cross sectional or prevalence-with individuals as unit of study Case control or case reference-with individual as unit of study Coho or followup-with individual as unit of study.(refer pg no:62 park 23rd edition)