Table 1.
Baseline characteristics of prostate cancer cases and controls in the Physicians’ Health Study 1982-1995
| Characteristic | Prostate Cancer Cases |
Controls |
|---|---|---|
| N | 544 | 678 |
| Mean age at baseline, years (±SD) | 61.2 (±7.5) | 61.4 (±7.6) |
| Mean age at diagnosis, years (±SD) | 68.9 (±6.7) | N/A |
| Mean post-diagnostic follow-up, years (±SD) | 12.2 (±5.4) | N/A |
| Smoking Status in 1982, N (%) | ||
| Never | 250 (46.0) | 304 (44.8) |
| Former | 252 (46.3) | 318 (46.9) |
| Current | 42 (7.7) | 56 (8.3) |
| Body mass index in 1982, N (%) | ||
| <25 kg/m2 | 305 (56.1) | 423 (62.4) |
| 25-30 kg/m2 | 220 (40.4) | 237 (35.0) |
| 30+ kg/m2 | 19 (3.5) | 18 (2.6) |
| Endostatin Genotype, N (%) | ||
| DD | 448 (82.4) | 571 (84.2) |
| DN | 90 (16.5) | 98 (14.5) |
| NN | 6 (1.1) | 9 (1.3) |
| Tumor Stage, N (%) | ||
| T1/T2 | 366 (71.3) | N/A |
| T3/T4N1/M1 | 147 (28.7) | N/A |
| Gleason Score, N (%) | ||
| 2-6 | 234 (51.2) | N/A |
| 7 | 148 (32.4) | N/A |
| 8-10 | 75 (16.4) | N/A |
N/A = Information is not applicable for controls