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Characteristics of PC patients and controls
| Cases (n=110) | Controls (n=110) | |
|---|---|---|
| Age(mean ± S.D.)a | 68±5 | 68±15 |
| pT | ||
| 1 | 0 (0%) | |
| 2 | 67 (61%) | |
| 3 | 39 (35%) | |
| 4 | 4 (4%) | |
| Gleason sum | ||
| <7 | 71 (64%) | |
| 7 | 23 (21%) | |
| >7 | 16 (15%) | |
| Preoperative serum PSA | ||
| <4 | 18 (16%) | |
| 4–10 | 53 (48%) | |
| >10 | 36 (36%) | |
| Smoking status | ||
| Yes (current and former smokers) | 48 (44%) | |
| No (never smokers) | 62 (56%) | |
Cases versus controls, P = 0.60
