Relationship between incidence and prevalence -: (A) Incidence = Prevalence x Duration, (B) Prevalence = Incidence x Duration, (C) Incidence = Prevalence + Duration, (D) Prevalence = Incidence + Duration
Answer is B. Ans. is 'b' i.e., Prevalence = Incidence duration * Prevalence depends upon 2 factorsi) Incidenceii) Duration of illnessPrevalence - Incidence x mean duration.