Table 1.
Characteristic | No. (%) of patients |
---|---|
All patients | 523 (100) |
BCR | |
Yes | 109 (21) |
No | 414 (79) |
Clinical center | |
Baylor College of Medicine | 98 (19) |
Duke University | 198 (38) |
Durham Veterans Affairs Medical Center | 88 (17) |
Erasmus Medical Center | 139 (27) |
Ethnicity | |
African American | 95 (18) |
White | 282 (54) |
Other or unknown | 146 (28) |
Age (years) | |
40–49 | 7 (1) |
50–59 | 158 (30) |
60–69 | 288 (55) |
70–79 | 70 (13) |
Pathological stage | |
pT2 (organ confined) | 368 (70) |
pT3a (extraprostatic extension) | 125 (24) |
pT3b (seminal vesicle invasion) | 29 (6) |
Unknown | 1 (0.2) |
Preoperative PSA (ng/mL) | |
≤4.0 | 100 (19) |
4.1–10 | 311 (59) |
10.1–20 | 86 (16) |
>20 | 26 (5) |
Surgical margin | |
R1 | 157 (30) |
R0 | 362 (69) |
Unknown | 4 (0.8) |
Tumor content in sample | |
1%–9% | 40 (8) |
10%–24% | 85 (16) |
25%–49% | 136 (26) |
50%–74% | 144 (28) |
75%–100% | 118 (23) |
Pathological Gleason score | |
4 | 1 (0.2) |
5 | 55 (11) |
6 | 173 (33) |
7 | 253 (48) |
8 | 22 (4) |
9 | 17 (3) |
10 | 2 (0.4) |
All patients had a localized disease (N0, M0) with a postoperative decrease of PSA serum levels <0.1 ng/mL.