Question

Number of new chronic bronchitis cases due to air pollution occurring between January 1 and June 30, 2012= 26 Number of active chronic bronchitis cases due to air pollution according to the city register on June 30, 2012= 264 Find the incidence rate per 100,000 population of chronic bronchitis cases for the 6 months period.

Answer 1

Answer:

Incidence rate=0.00026

Step-by-step explanation:

Incidence rate is the rate of new occurrence of a particular disease divided by the population of people at risk of the disease.so for this question

The new cases= 26

Population at risk =100,000

Incidence rate = 26/100,000

= 0.00026