A prospective cohort study was used to test the association between body mass index (BMI) and cancer death (Calle EE, et. al. NEJM, 2003).107,030 non-smoking males were followed for up to 16 years, and 5,314 cancer deaths were observed.Below is a partially completed table of the results from this study. (Please only use the information provided in the following table to answer the below questions)

Table 2: Cancer Death Rates among 107,030 Male Non-smokers by Body Mass Index Body Mass Index (BMI) 18.5-24.9 (non-exposed) 25.0-39.9 (exposed) Cancer Deaths (N) 2119 3195 Total observed 699, 155 887,736 person-years Relative Risk ( RR = 1.0 (Reference) Incidence Ratio) Attributable Rate 0.0 (Reference) % Attributable Rate 0.0% _(Reference) Population 24.1% 75.9% Prevalence of BMI Population % AR 0.0 (Reference)