Definitions for "Incidence rate"
The number of cases of a disease per population per specified time period often expressed per 100,000 population (AIDS rates are often expressed this way).
The ratio of the number of new cancers of a specific site/type occurring in a specified population during a year to the number of individuals who were at risk for the given cancer, generally expressed as the number of cancers per 100,000 persons
The number of new cancers diagnosed annually per 100,000 population.
Keywords:  morbidity, see
(See Morbidity)