Table 1.

Baseline characteristics of prostate cancer cases and controls

	Cases (n=982)	Controls (n=851)	p-value*
Age at randomization, years	58.5 (5.2)	58.0 (5.0)	0.06
Cigarettes / day	19.3 (8.5)	19.1 (8.4)	0.67
Years smoked	36.3 (9.0)	36.7 (8.4)	0.57
Body mass index, kg/m2	26.2 (3.5)	26.2 (3.7)	0.81
Height, cm	174 (6)	174 (6)	0.82
Serum α-tocopherol, mg/L	11.9 (3.1)	12.0 (3.2)	0.68
Serum cholesterol, mmol/L	6.27 (1.12)	6.27 (1.18)	0.73
Daily dietary intake†
Energy, kcal	2663 (726)	2646 (735)	0.64
Red meat, g	68.8 (31.5)	69.8 (33.2)	0.92
α-Tocopherol, mg	10.3 (4.9)	10.2 (4.7)	0.72
Lycopene, μg	804 (673)	799 (687)	0.52
α-Tocopherol intervention, n (%) yes	450 (45.8)	391 (46.0)	0.96
Education > primary school, n (%)	372 (37.9)	302 (35.5)	0.29
Family history of prostate cancer‡, n (%) yes	56 (6.51)	24 (3.18)	0.002
History of prostatic enlargement, n (%) yes	50 (5.09)	35 (4.11)	0.32
History of diabetes, n (%) yes	31 (3.16)	20 (2.35)	0.30

^*From Wilcoxon rank sum tests for continuous variables and χ² test for categorical variables

^†Based on 939 cases and 816 controls

^‡Based on 860 cases and 755 controls