True or False? Assessment of the clinical findings should be done to assure correctness and reliability of the findings.

Precipitating factors are best defined as:

Which of the following is not a type of selection bias in cohort studies?

True or False? Descriptive epidemiology involves identifying and quantifying associations, testing hypotheses, and identifying causes of health-related states or events.

True or False? Descriptive epidemiology should occur prior to analytic epidemiology in a field investigation.

True or False? All study designs that utilize interviews, particularly those in which the interviewer knows the outcome status of the participant, are susceptible to interviewer bias.

True or False? We never accept a hypothesis as being true, but rather either reject the hypothesis or fail to reject the hypothesis, based on Popper’s principle of refutation.

A cohort study found no statistical association between smoking and coronary heart disease (RR = 1, p-value = 0.75). This statistical association is due to:

A case-control study found a positive association between self-reported alcohol use during pregnancy and fetal alcohol syndrome. This statistical association is due to:

In the epidemiology triangle, the term “agent” is equivalent to which of the following?