Calculate the prevalence if incidence is 2 cases per 1000 population oer year and mean duration is 4 years -
High-Yield Explanation
the relationship between incidence and prevalence can be calculated as,prevalence =incidence*mean duration ,here in this case it equals 2*4 that is 8 cases per 1000 population. ref:park&;s textbook of preventive and social medicine,22nd edition,pg no 58