Pubh 6035 solved - Study guides, Class notes & Summaries

PUBH 6035 Epidemiology: Decoding The Science of Public Health/PUBH 6035 Module 5 Quiz knowledge check all question and answers (100% solved) QUESTION 1 1.Selection bias is most likely to occur in which type of study? a Prospective cohort studies . b Retrospective cohort studies . c Case-control studies . d Both retrospective cohort and case- . control studies QUESTION 2 1. Interviewer/recording bias can occur in a Case-control studies only x . b Cohort studies only x . c...

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...