Characteristics of patients and controls
| Patients, n (%) | Controls, n (%) | |||
|---|---|---|---|---|
| Prostate cancer | BPH | |||
| BPH, benign prostatic hyperplasia. | ||||
| Number | 606 | 402 | 471 | |
| Age group, years | ||||
| ⩽55 | 91 (15) | 18 (4.5) | 30 (6.4) | |
| 56–60 | 112 (18.5) | 61 (15.2) | 69 (14.6) | |
| 61–65 | 131 (21.6) | 82 (20.4) | 108 (22.9) | |
| 66–70 | 155 (25.6) | 94 (23.4) | 128 (27.2) | |
| ⩾71 | 117 (19.3) | 147 (36.6) | 136 (28.9) | |
| Father with prostate cancer | ||||
| No | 500 (87.3) | 361 (93.5) | 428 (93.7) | |
| Yes | 73 (12.7) | 25 (6.5) | 29 (6.3) | |
| Brother with prostate cancer | ||||
| No | 374 (88.6) | 252 (90.3) | 320 (93.6) | |
| Yes | 48 (11.4) | 27 (9.7) | 22 (6.4) | |
| Residential status | ||||
| Urban area | 449 (74.5) | 287 (71.9) | 330 (70.8) | |
| Rural area | 154 (25.5) | 112 (28.2) | 136 (29.2) | |
| Country of birth | ||||
| Australia | 337 (62.5) | 226 (59.8) | 289 (64.2) | |
| UK | 138 (22.9) | 90 (23.8) | 93 (20.7) | |
| Others | 88 (14.6) | 62 (16.4) | 68 (15.1) | |