The type of epidemiologic study that is used to describe a group of persons enrolled in a study who share some characteristic of interest and who are followed over a period of time to observe some health outcome is a(n):
A) case-control study.
B) cross-sectional study.
C) cohort study.
D) experimental study.

Question

Quizplus · Accepted Answer

A cohort study is the type of epidemiologic study that is used to describe a group of persons enrolled in a study who share some characteristic of interest and who are followed over a period of time to observe some health outcome.A case-control study uses a sample from the cohort rather than following the entire cohort over time.A cross-sectional study provides a snapshot of a population or group at one point in time.An experimental study is one in which the investigator initiates some treatment or intervention that may influence the risk or course of the disease.

The Type of Epidemiologic Study That Is Used to Describe