The following is true about prevalence and incidence –
Correct Answer: Incidence is a rate but prevalence is not
Description: Incidence
Incidence = No of new cases during a given time period / Population at risk during that period x 100
Numerator (new cases) is a part of denominator (population at risk including those who have developed disease, i.e. the cases).
Time period is specified
Multiplier is 1000
All are features of rate, so incidence is a rate.
Prevalence → Prevalence is proportion.
Category:
Social & Preventive Medicine
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