The following data were collected in a study relating hypertensive status measured at the baseline to incident stroke over 5 years.

1) Compute the Cumulative incidence of stroke in the study.

2) Compute the Cumulative incidence of stroke in patients classified as hypertensive at baseline

3) Compute the cumulative incidence of stroke in patients free of Hypertension at baseline.

a) Compute the risk difference of stroke in patients with Hypertensive as compared to patients free of hypertension.

b) Compute the relative risk of stroke in patients with hypertension as compared to patients free of hypertension.

c) Compute the population attributable risk of stroke due to hypertension.

                                                       Free of stroke at 5 years              Stroke

Baseline: Not Hypertensive                       1,904                                    92

Baseline: Hypertensive                               468                                      36