1. Fourteen thousand children who were obese were enrolled in a cohort study in January 2010. Four hundred children were diagnosed with diabetes at the start of the study and were not included in the study. The remaining children were followed to see if they developed diabetes. During 2010, 150 students were diagnosed with diabetes and 50 students were lost to follow-up. The next year, 125 students were diagnosed with diabetes and 25 were lost to follow-up. In 2012, 100 students were diagnosed with diabetes and 25 students were lost to follow-up. In 2013, 125 students were diagnosed with diabetes and 50 students were lost to follow-up. In the last year of the study, 120 students were diagnosed with diabetes and 80 were lost to follow-up. la. Complete the following table using the information in the above paragraph. Assume that children who were diagnosed with diabetes or lost to follow-up contributed 5 months in the year when they were diagnosed or lost to follow-up. Remember to show your work. (3 points) Year if of children who if of cases # lost to # of children who ended Person-time started the year follow-up the year disease-free 2010 2011 2012 2013 2014 1b. Calculate the incidence density (per 10,000 person-years] of diabetes during the five year study? Show your work. (0.5 points) 1c. Calculate the prevalence of diabetes (96] at the beginning of the study? Show your work. [0.5 points)