Table 1.
Characteristics of the Study Population
| Characteristic | Procedure | P | Total | |
|---|---|---|---|---|
| RARP | ORP | |||
| Mean Age ± SD, Years | 61.4 ± 7.2 | 61.3 ± 7.1 | .66 | 61.34 ± 7.2 |
| Age Group | ||||
| 18–55 Years | 5290 (21.5) | 2869 (21.1) | .41 | 8159 |
| 56–60 Years | 5357 (21.7) | 2947 (21.7) | .89 | 8304 |
| 61–65 Years | 6238 (25.3) | 3650 (26.9) | .001 | 9888 |
| 66–70 Years | 5368 (21.8) | 2884 (21.2) | .20 | 8252 |
| ≥71 Years | 2383 (9.7) | 1240 (9.1) | .08 | 3623 |
| Race | ||||
| White | 17,594 (71.4) | 9199 (67.7) | <.0002 | 26,793 |
| Black | 2543 (10.3) | 1755 (12.9) | <.0002 | 4298 |
| Hispanic | 1262 (5.1) | 720 (5.3) | .46 | 1982 |
| Other and missing | 3237 (13.2) | 1916 (14.1) | .01 | 5153 |
| Comorbidities | ||||
| Congestive heart failure | 113 (0.5) | 89 (0.7) | .01 | 202 |
| Hypertension | 12,160 (49.4) | 7027 (51.7) | <.0002 | 19,187 |
| Chronic pulmonary disease | 1832 (7.4) | 1161 (8.5) | <.0002 | 2993 |
| Diabetes | 3079 (12.5) | 1894 (13.9) | <.0002 | 4973 |
| Renal failure | 312 (1.3) | 249 (1.8) | <.0002 | 561 |
| Obesity | 1962 (7.9) | 1039 (7.7) | .27 | 3001 |
| Insurance | ||||
| Medicare | 7613 (30.9) | 4238 (31.2) | .57 | 11,851 |
| Medicaid | 417 (1.7) | 387 (2.9) | <.0002 | 804 |
| Private | 15,708 (63.8) | 8146 (59.9) | <.0002 | 23,854 |
| Uninsured | 277 (1.1) | 284 (2.1) | <.0002 | 561 |
| Other and missing | 621 (2.5) | 535 (3.9) | <.0002 | 1156 |
| Total, n | 24,636 | 13,590 | 38,226 | |
Data are presented as n (%) except where otherwise noted.
Abbreviations: ORP = open radical prostatectomy; RARP = robot-assisted radical prostatectomy.