Which one of the following statements about cohort studies is FALSE? Cohort stud

Question

Which one of the following statements about cohort studies is FALSE? Cohort studies may be either prospective or retrospective Study participants are grouped according to exposure status Study participants are recruited after a complete evaluation for the outcome of interest and then classified according to two groups, cases and controls according to disease status. Then exposure status is determined. Relative risk is an appropriate measure of association for cohort studies Cohort studies are inefficient for rare diseases

Explanation / Answer

Option 3 is the correct answer.

In cohort study, subjects are classified according to their exposure to a factor of interest and then are observed over time to document the occurrence of new cases of disease or other health events. Relative risk is a measure of association. Subjects are selected on the basis of characteristics present before the onset of the condition being studied. They may be either prospective or retrospective, if a suitable cohort is identified from past records.

Related Questions

Navigate

• Browse (All)
• Browse W
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.