Epidemiology for Public Health Practice 5th Edition by Robert Friis,Thomas Sellers

تمرين 5

The population of Metroville was 3,187,463 on June 30, 2013. During the period January 1 through December 31, 2013, a total of 4,367 city residents were infected with HIV. During the same year, 768 new cases of HIV were reported. Calculate the prevalence per 100,000 population and incidence per 100,000 population.