In a population of 5000, incidence of disease is 100 in 1 year duration of disease studied for is 2 years calculate Prevalence –
Correct Answer: 40/1000
Description: Incidence = No. of disease person / Population at risk x 1000 = 100/5000 = 1000 = 20 per one thousand per year
Prevalence = I x D = 20 x 2 = 40 per one second
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Social & Preventive Medicine
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