Table 3 Trends of Prostate Cancer Risk Stratified by Follow-Up Years

Follow-up time, years

Event

PY

Rate^#

Event

PY

Rate^#

Crude HR (95% CI)

Adjusted HR^†

(95% CI)

≤1

42

41,067

10.2

17

41,066

4.14

2.47(1.41, 4.34)**

2.46(1.40, 4.33)**

2–3

58

79,920

7.26

42

79,951

5.25

1.38(0.93, 2.06)

1.37(0.92, 2.03)

4–5

65

72,438

8.97

52

72,465

7.18

1.25(0.87, 1.80)

1.20(0.83, 1.73)

> 5

162

148,765

10.9

111

155,578

7.13

1.54(1.21, 1.96)***

1.36(1.07, 1.73)***