Table 1. Clinical and pathologic features of 14,052 men undergoing RP at Johns Hopkins Hospital from 1983 to 2006 stratified by Charlson Comorbidity Index.
| Entire Cohort n = 14,052 | CCI = 0 n = 12,117 | CCI = 1 n = 1,736 | CCI ≥ 2 n = 199 | P Value | |
|---|---|---|---|---|---|
| Mean age ± (SD) | 58.1 (± 6.5) | 58.0 (± 6.5) | 58.9 (± 6.4) | 59.9 (± 5.7) | <.001 |
| Median follow-up (IQR) | 7.6 (4.3-11.5) | 7.7 (4.4-11.6) | 6.8 (3.6-10.7) | 5.5 (3.1-9.7) | <.001 |
| Biopsy Gleason score | .004 | ||||
| ≤6 | 10,701 (76%) | 9290 (77%) | 1272 (73%) | 1393 (70%) | |
| 7 (3 + 4) | 2002 (14%) | 1704 (14%) | 265 (15%) | 33 (17%) | |
| 7 (4 + 3) | 798 (6%) | 658 (5%) | 126 (7%) | 14 (7%) | |
| ≥8 | 551 (4%) | 465 (4%) | 73 (4%) | 13 (7%) | |
| PSA (ng/mL) | .004 | ||||
| <4 | 3068 (22%) | 2646 (22%) | 389 (22%) | 33 (17%) | |
| 4-9.99 | 8613 (61%) | 7418 (61%) | 1062 (61%) | 133 (67%) | |
| ≥10 | 2371 (17%) | 2053 (17%) | 285 (16%) | 33 (17%) | |
| Pathologic Gleason score | .400 | ||||
| ≤6 | 8583 (61%) | 7471 (62%) | 1012 (58%) | 100 (50%) | |
| 7 (3 + 4) | 3383 (24%) | 2882 (24%) | 441 (25%) | 60 (30%) | |
| 7 (4 + 3) | 1168 (8%) | 986 (8%) | 157 (9%) | 25 (13%) | |
| ≥8 | 918 (7%) | 778 (6%) | 126 (7%) | 14 (7%) | |
| Pathologic stage | .592 | ||||
| Organ-confined | 8968 (64%) | 7735 (64%) | 1116 (64%) | 117 (59%) | |
| extracapsular extension | 4142 (29%) | 3569 (29%) | 504 (29%) | 69 (35%) | |
| Seminal vesicle/lymph | 942 (7%) | 813 (7%) | 116 (7%) | 1 (7%) | |
| node–positive | |||||
| Race | <.001 | ||||
| Caucasian | 12,675 (90%) | 11,005 (91%) | 1510 (87%) | 160 (80%) | |
| African American | 870 (6%) | 679 (6%) | 161 (9%) | 30 (15%) | |
| Asian | 102 (1%) | 82 (<1%) | 18 (1%) | 2 (1%) | |
| Other | 405 (3%) | 351 (3%) | 47 (3%) | 7 (4%) | |
| BMI (kg/m2) | <.001 | ||||
| <24.9 | 3386 (24%) | 2996 (25%) | 364 (21%) | 26 (13%) | |
| 25 to <29.9 | 6517 (46%) | 5694 (47%) | 742 (43%) | 81 (41%) | |
| ≥30 | 1919 (14%) | 1553 (13%) | 319 (18%) | 47 (24%) | |
| Not available | 2230 (16%) | 1874 (16%) | 311 (18%) | 45 (23%) |