TABLE 1.
Characteristics of the EPICAP final population of analysis, with at most one missing data on body mass index
|
Cases n = 781 (%) |
Controls n = 829 (%) |
P‐value a | |
|---|---|---|---|
| Gleason score | |||
| <7 | 323 (42.0) | — | |
| 7 (only 3 + 4) | 270 (35.1) | — | |
| ≥7 (including 4 + 3) | 176 (22.9) | — | |
| Age (y) | .20 | ||
| <55 | 47 (6.0) | 57 (6.9) | |
| 55‐59 | 96 (12.3) | 95 (11.5) | |
| 60‐64 | 205 (26.2) | 191 (23.0) | |
| 65‐69 | 263 (33.7) | 268 (32.3) | |
| ≥70 | 170 (21.8) | 218 (26.3) | |
| Ethnic origin | .43 | ||
| Caucasian | 758 (97.1) | 810 (97.7) | |
| Others | 23 (2.9) | 19 (2.3) | |
| Family history of prostate cancer in first‐degree relatives | <.0001 | ||
| No | 528 (75.9) | 685 (90.3) | |
| Yes | 168 (24.1) | 74 (9.7) | |
| Body mass index at reference date b | .76 | ||
| <25 | 221 (28.6) | 239 (29.7) | |
| 25‐29 | 380 (49.1) | 379 (47.0) | |
| ≥30 | 173 (22.3) | 188 (23.3) | |
| Educational level | .29 | ||
| Less than high school | 422 (54.0) | 476 (57.4) | |
| High school graduate | 106 (13.6) | 106 (12.8) | |
| College graduate | 253 (32.4) | 247 (29.8) | |
| Smoking status | .03 | ||
| Never smoker | 229 (29.4) | 232 (28.0) | |
| Former smoker | 441 (56.5) | 442 (53.3) | |
| Current smoker | 110 (14.1) | 155 (18.7) | |
| Alcohol drinking c | .14 | ||
| Never | 67 (8.6) | 75 (9.0) | |
| Low drinker | 544 (69.6) | 542 (65.4) | |
| Heavy drinker | 170 (21.8) | 212 (25.6) | |
| Physical activity | .24 | ||
| No d | 173 (22.3) | 160 (19.4) | |
| <6.25 MET e ‐h/wk/yr | 147 (19.0) | 165 (20.0) | |
| 6.25‐13.0 MET‐h/wk/yr | 132 (17.0) | 163 (19.8) | |
| 13.0‐24.15 MET‐h/wk/yr | 143 (18.4) | 167 (20.2) | |
| ≥24.15 MET‐h/wk/yr | 181 (23.3) | 170 (20.6) | |
| Personal history of cardiovascular disease f | .95 | ||
| No | 699 (89.7) | 737 (89.6) | |
| Yes | 80 (10.3) | 86 (10.4) | |
| Diabetes history | .87 | ||
| No | 677 (86.8) | 712 (86.3) | |
| Yes | 103 (13.2) | 113 (13.7) | |
| Treated | 91 (89.2) | 103 (91.2) |
a
Adjusted for age (excepted for age).
b
Reference date: age at diagnosis for cases and age at interview for controls.
c
Never: Less than once a month during 1 y; Low drinker: at least once a month during 1 y and zero or one positive answer to the CAGE questionnaire; Heavy drinker: at least once a month during 1 y and two or more positive answer to the CAGE questionnaire.
d
No: Less than 1 hr/wk during at least 1 y.
e
MET: Metabolic Equivalent Task.
f
Myocardial infarction, angina pectoris, stroke.