Table 2 Baseline clinical characteristics.
Variable | Number of subjects (sample size = 3173) | Weighted percentages |
|---|---|---|
Symptoms | ||
Asymptomatic | 1001 | 30.9 |
Lower urinary alone | 1832 | 58.4 |
Systemic | 340 | 10.7 |
Comorbid conditions | ||
None | 1211 | 37.2 |
1 | 1008 | 32.5 |
2 | 520 | 16.3 |
3+ | 434 | 13.9 |
Health status | ||
Excellent | 534 | 16.9 |
Good | 2104 | 66.2 |
Fair or poor | 500 | 15.9 |
Unknown | 35 | 1.0 |
PSA (ng/ml) | ||
<4 | 294 | 8.8 |
≥ 4 | 2675 | 84.5 |
Unknown | 204 | 6.7 |
Digital rectal examination | ||
Abnormal | 1741 | 54.8 |
Normal | 1033 | 33.2 |
Unknown | 399 | 12.0 |
Gleason score | ||
2 – 4 | 481 | 13.9 |
5 – 7 | 2029 | 65.1 |
8 – 10 | 373 | 11.6 |
Unknown | 290 | 9.4 |
Tumor stage | ||
Local | 2796 | 88.7 |
Regional | 126 | 3.7 |
Advanced | 251 | 7.6 |