Question 7 0.5 pts A group of students were followed over 4 years. Some students

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Question 7 0.5 pts A group of students were followed over 4 years. Some students attended schools where smoking was banned while others attended schools where smoking was permitted in schools. According to the following table what can be said about the incidence rates, Then Follow to Determine Became a smoker Never smoked Incidence Rates Smoking ban in school2.250 exposed) 7,750 First SelectSmoking permitted in 6,000 4,000 school (unexposed) What is the most appropriate measure of association to evaluate the relationship between the smoking ban and becoming a smoker? 0 Odds Ratio Cumulative Incidences Risk Ratio Incidences

Explanation / Answer

Ans: the correct answer is cumulative incidence. the Cumulative incidence  proportion is a measure of frequency, as in epidemiology, where it is a measure of disease frequency during a period of time. ... Cumulative incidence is defined as the probability that a particular event, such as occurrence of a particular disease, has occurred before a given time.

the studenst are exposured over the period of 4 years, the Cumulative incidence is a detailed evaluation of its potential as a biomarker of nicotine exposure

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