NR 503 Epidemiology Midterm Questions & Answers
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Exam (elaborations) NR 503 Epidemiology Midterm Questions & Answers
- Exam (elaborations) • 5 pages • 2021
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1. The population of a city on February 15, 2005, was 36,600. The city has a passive surveillance 
system that collects hospital and private physician reports of influenza cases every month. 
During the period between January 1 and April 1, 2005, 2,200 new cases of influenza occurred in 
the city. Of these cases, 775 persons were ill with influenza according to surveillance reports on 
April 1, 2005. The prevalence rate of active influenza as of April 1, 2005, was: 
Correct! 20 per 1,000 populat...
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