Demographics of the cohort as categorized by patients who underwent surgery versus patients who refused surgery
| Characteristics | Surgery n=300,141(98.8%) | Refused surgery n=534 (0.2%) |
| Age | ||
| ≤40 years | 10 524 (4) | 95 (18) |
| 41–64 years | 169 088 (56) | 109 (20) |
| ≥65 years | 120 529 (40) | 330 (62) |
| Race White | 246 753 (82) | 349 (65) |
| Black | 23 624 (8) | 108 (20) |
| Hispanic | 15 321 (5) | 42 (8) |
| Other | 10 730 (4) | 30 (6) |
| Unknown | 3713 (1) | 5 (1) |
| Insurance status private | 154 101 (52) | 134 (25) |
| No insurance | 10 305 (3) | 29 (5) |
| Medicaid | 16 577 (6) | 55 (10) |
| Medicare | 114 348 (39) | 310 (59) |
| Income | ||
| <$38 000 | 46 843 (16) | 112 (21) |
| $38 000–47,999 | 68 305 (23) | 131 (25) |
| $48 000–62,999 | 81 129 (27) | 142 (27) |
| $63,000+ | 101 606 (34) | 146 (27) |
| Distance from facility | ||
| Less than 50 miles | 253 687 (85) | 485 (91) |
| Greater than 50 miles | 44 205 (15) | 46 (9) |
| FIGO stage | ||
| IA | 170 334 (64) | 202(55) |
| IB | 41 154 (15) | 23 (6) |
| II | 23 501 (9) | 66 (18) |
| IIIA | 9695 (4) | 25 (7) |
| IIIB | 2435 (1) | 38 (10) |
| IIIC | 18 754 (7) | 10 (3) |