Today, most epidemiologists discourage the use of which type of controls because these controls may not be a representative sample of the source population that produced the cases?
A) Dead controls
B) Population controls
C) Hospital or clinic controls
D) Friend, spouse, and relative controls

Question

Quizplus · Accepted Answer

Dead controls are discouraged because they may not accurately represent the exposure distribution of the source population that produced the cases, as their cause of death may be related to the exposure being studied.

Today, Most Epidemiologists Discourage the Use of Which Type of Controls