When prevalence increases, which of the following may be decreased-
when prevalence of a specific disease increases in a community,death rate is considerably decreased.as prevalence is the product of incdence and duration of the illness.from this equation ,incidence reflects the causal factors whereas duration of illness mainly reflects the prognostic factors. ref:park&;s textbook,22 nd ed,pg 74
Incidence
Duration
Death rate
None
Epidemiology