Two hundred subjects are selected randomly from the population and followed for various lengths of time. The
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Two hundred subjects are selected randomly from the population and followed for various lengths of time. The average length of follow-up is 1.5 years. Suppose that at the end of the study, the estimated rate is 4 per 100 person- years. How many events must have been observed in order to yield the estimated rate of 4 per 100 person-years?
Infectious Disease
Suppose the rate of allergic reactions in a certain population is constant over time.
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The total persontime in the study 200 15 300 ...View the full answer
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