[Verified Answer]: Question Two You are the epidemiology…

Question Two You are the epidemiology consultant to a cotton candy making factory. Because of some suspicion on the part of local physicians, you conduct a study of the occurrence of respiratory disease among the workers and obtain the following results: • Incidence of respiratory disease among workers exposed to cotton candy = 200 per 100,000 person-years. • Incidence of respiratory disease among workers not exposed to cotton candy = 20 per 100,000 person-years. • Incidence in the general population = 21 per 100,000 person years 1. What are the rate ratio, attributable rate and the population attributable rate percent? 2. How can you account for the low PAR% in view of the high rate ratio? • Based on the high rate ratio and other available information, you believe that the association between occupational cotton candy exposure and the incidence of respiratory disease to be a causal 1. If an exposed worker develops respiratory disease, what is the likelihood that the disease occurred as a result of his employment? 2. In making your recommendations to management and labor department concerning the desirability of extra protection for the workers, which measure of excess risk would you use? Give reasons for your