PUBH 6035 Epidemiology (PUBH6035)
Walden University
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Epidemiology Decoding the Science of Public Health
- Exam (elaborations) • 39 pages • 2022
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1.	Question: What were the total person-months at risk during the study? 
2.	Question: A cohort study of coffee drinking and anxiety was conducted at a university campus. There were a total of 30,000 freshmen who participated. 10,000 were coffee drinkers and 20,000 were not. Of the coffee drinkers, 500 developed anxiety during the 4-year follow-up period. Of the non-coffee drinkers, 200 developed anxiety during the same time period. Assume that no one in the population died or was lost during th...
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