A radiotherapist prescribes a new drug combination of chemotherapy and immunotherapy for metastatic melanoma. It prolongs the survival. Which of the following is true in this situation?
Correct Answer: Incidence remains the same and prevalence increases
Description: Answer- B. Incidence remains the same and prevalence increasesIncidence: Number of new caseq occurring in a defined population during a specified period of time.It is expressed as per 1000 per year.Incidence is a rateIncidence is not affected by duration of diseaseUse of in incidence is generally restricted to acute conditions.This is a much more accurate measure of risk than prevalence.
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