Table 2 Odds ratios (OR) and 95% confidence intervals (CI) for risk of prostate cancer in relation to family history and military combat history (all adjusting for age).

Family History

   Father with prostate cancer

1.90

1.20–3.00

0.007

   Brother with prostate cancer

2.05

1.20–3.50

0.008

Served in military

1.14

0.88 – 1.48

0.33

Served in an area of conflict

1.05

0.67 – 1.64

0.83

Served in Vietnam

2.12

0.88 – 5.06

0.09

Served in Korea

0.48

0.14 – 1.63

0.24

Served in SE Asia

1.01

0.62 – 1.66

0.96