Prevalence is calculated by formula(2018)
Relationship between prevalence and incidence Prevalence depends upon 2 factors, the incidence and duration of illness. Given the assumption that the population is stable, and incidence and duration are unchanging, the relationship between incidence and prevalence can be expressed as : P= IxD = incidence x mean duration Ref:- park; pg num:- 69
Incidence x Mean durationx100
Incidence/ Mean duration x 100
Incidence/Mean duration
Incidence x Mean duration
All India exam