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What is If the prevalence is very low as compared to the incidence for a disease. It implies: and explain in detail?
Ans. a. Disease in very fatal and /or easily curable (Ref: Park 23/e p61, 20/e p58)Prevalence (P): Incidence (I) x Duration (D)QIncidence reflects causal factorsQDuration reflects the prognostic factorsQIf the prevalence is very low, then either incidence is low or duration is shortQ.Duration is short if the disease is easily curable or very fatalQ