Table 1.
Comparison of patient demographics and pretreatment features.
| Surgery | Radiation | Hormone therapy | Total | P value | |
|---|---|---|---|---|---|
| Age | <0.0011 | ||||
| N | 216 | 59 | 129 | 404 | |
| Mean (SD) | 64.6 (7.2) | 70.9 (8.4) | 77 (8.1) | 69.5 (9.5) | |
| Race, N (%) | 0.482 | ||||
| White | 161 (74.5) | 40 (67.8) | 92 (71.3) | 293 (72.5) | |
| Black | 14 (6.5) | 7 (11.9) | 16 (12.4) | 37 (9.2) | |
| Other | 3 (1.4) | 0 (0) | 1 (0.8) | 4 (1) | |
| Unknown | 38 (17.6) | 12 (20.3) | 20 (15.5) | 70 (17.3) | |
| Total | 216 | 59 | 129 | 404 | |
| Gleason score, N (%) | 0.372 | ||||
| 8 | 84 (54.2) | 33 (55.9) | 63 (48.8) | 180 (52.5) | |
| 9 | 67 (43.2) | 22 (37.3) | 57 (44.2) | 146 (42.6) | |
| 10 | 4 (2.6) | 4 (6.8) | 9 (7) | 17 (5) | |
| Total3 | 155 | 59 | 129 | 343 | |
| PSA at diagnosis (ng/mL) | <0.0011 | ||||
| N | 208 | 57 | 126 | 391 | |
| Mean (SD) | 10.3 (11.9) | 15.5 (27.1) | 48.2 (79.4) | 23.3 (50) | |
| Fraction of positive cores | <0.0011 | ||||
| N | 214 | 59 | 126 | 399 | |
| Mean (SD) | 50% (30%) | 40% (30%) | 60% (30%) | 50% (30%) |
1Kruskal-Wallis Test.
2Pearson's Chi-Square Test.
361 surgical patients had a Gleason score of <8 on biopsy but ≥8 on radical prostatectomy pathology and thus were included for analysis.