Determine what type of observational study is described. Explain Researchers wan

Question

Determine what type of observational study is described. Explain Researchers wanted to determine whether there was an association between city driving and stomach ulcers They selected a sample of 900 young adults and followed them for a twenty-year period. At the start of the study none of the participants was suffering from a stomach ulcer. Each person kept track of the number of hours per week they spent driving in city traffic. At the end of the study each participant underwent tests to determine whether they were suffering from a stomach ulcer. The researchers analyzed the results to determine whether there was an association between city driving and stomach ulcers. A. The observational study is a cohort study because individuals are observed over a long period of time. B. The observational study is a cross-sectional study because information is collected at a specific point in time. C. The observational study is a retrospective study because individuals are asked to l

Explanation / Answer

Option A is Correct. ) cohort; Individuals are observed over a long period of time

Related Questions

Navigate

• Browse (All)
• Browse D
• Subjects

---

---

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