Table 1.
Patient Demographics
| Characteristic | Number (N=212) |
|
|---|---|---|
| Race, n(%) | ||
| White | 208 (98.11) | |
| Black | 4 (1.89) | |
| Age at diagnosis, n(%), years | ||
| Mean (SD) | 61.2 (7.08) | |
| <60 | 86 (40.57) | |
| 60–70 | 104 (49.06) | |
| >70 | 22 (10.38) | |
| Pre-prostatectomy PSA, n(%), ng/ml | ||
| Mean (SD) | 8.4 (6.21) | |
| <4 | 22 (10.38) | |
| 4–10 | 113 (53.30) | |
| >10 | 43 (20.28) | |
| Missing | 34 (16.04) | |
| Gleason score, n(%) | ||
| 2–6 | 130 (61.32) | |
| 7 | 70 (33.02) | |
| 8–10 | 12 (5.66) | |
| Surgical margin, n(%) | ||
| Negative | 133 (62.74) | |
| Positive | 78 (36.79) | |
| Missing | 1 (0.47) | |
| Extracapsular extension, n(%) | ||
| Negative | 125 (58.96) | |
| Positive | 67 (31.60) | |
| Missing | 20 (9.43) | |
| Disease classification 1, n(%) | ||
| Clinically inapparent (T1) | 8 (3.77) | |
| Confined within prostate (T2) | 134 (63.21) | |
| Regional (T3) | 57 (26.89) | |
| Missing | 13 (6.13) | |
| Recurrence, n(%) | ||
| No | 168 (79.25) | |
| Yes | 44 (20.75) | |
| Overall survival, n(%) | ||
| Alive | 175 (82.55) | |
| Dead | 37 (17.45) | |
Abbreviations: PSA, prostate-specific antigen
1
Based on the American Joint Committee on Cancer classification