Table II.
Mean survival period, 3-year survival, and p values in the patient group according to prognostic factors (log-rank)
| Prognostic factor | Patients n (%) | Mean survival ± standard deviation [months] | 3-year survival [%] | Value of p | |
|---|---|---|---|---|---|
| Stage | Low | 41 (41) | 33.3 ±3.6 | 65 | 0.03 |
| High | 59 (59) | 21.8 ±2.7 | 25 | ||
| Grade | Low | 33 (33) | 39.4 ±3.8 | 70 | 0.0002 |
| High | 67 (67) | 19.3 ±2.4 | 23 | ||
| Lymph node | Negative | 85 (85) | 28.1 ±2.4 | 45 | 0.02 |
| Positive | 15 (15) | 14.3 ±4.7 | 10 | ||
| Uremia | No | 80 (80) | 28.5 ±2.6 | 45 | 0.01 |
| Yes | 20 (20) | 16.5 ±3.4 | 20 | ||
| Hydronephrosis | No | 64 (64) | 26.8 ±2.7 | 45 | 0.8 |
| Yes | 36 (36) | 24 ±6.6 | 35 | ||
| Age | > 70 | 67 (67) | 27.7 ±2.8 | 43 | 0.2 |
| ≤ 70 | 33 (33) | 22.7 ±3.7 | 35 |