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What is Incidence of a disease in a population of 30,000 and 300 new cases is? and explain in detail?
ANSWER: (B) 10 per 1000REF: Park 20th edition page 57Incidence =number of cases of a specific disease during a given period of time Population at risk during that periodx l000In our questionIncidence = 300/30000 x 1000= 10 per thousand