E 24 AnBbCcOdee AnBbCCDdee AaBbCcDc AaBbCCD Normal No Spacing Heading 1 Heading E 1. The following table gives the results of a study of smoking and a specific type of cancer. Initial Survey Follow-up period Amount of cigarettes smoked and the number (%) of subjects Amount Number (%) Number of subjects Number of cancer cases"* followed for 15 years (%) None 2240 (37.6) 2100 (93.8) 15 Ex-Smoker 1500 (25.2) 1230 (82.0) 20 1-19 / day 1260 (21.1) 950 (75.4) 44 20+ / day 950 (16.1) 603 (62.8) 50 Total 5960 (100] 4683 (81.9) 129 *percentage of those examined at the initial survey, assume that those lost to follow up were lost at 7 years* "assume that all cases were identified of 15 year timepoint L What type of study is this? What branch of Epidemiology would | It fall under? IL Calculate the cumulative incidence per 1,000 persons per year, and incidence rate for all enrolled in each group in the table above. (Attach calculations for full credit) Calculate and interpret the Relative Risk for development of cancer among ex-smokers compared to non-smokers among all enrolled or all followed. [Attach calculations for full credit) Focus