Prevalence is:
a) The number of new cases during a specified period divided by the total population
b) The total number of cases at a specific point in time divided by the specified population
c) The number of new cases occurring during a specified period divided by the population at risk
d) The total number of cases at a specific point in time divided by the population at risk
Ans: b) The total number of cases at a specific point in time divided by the specified population
Health Professions
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