Table 1.
Distributions of epidemiological, tumor, and hospital characteristics in the overall study population and according to race/ethnicity, N = 30,426.
| Overall (n = 30,426) | Race/ethnicity, n (Col %) | p | ||||
|---|---|---|---|---|---|---|
| NHW (n = 21,177) | NHB (n = 6657) | Hispanic (n = 1689) | AS/PI (n = 903) | |||
| GCC | 0.46 | |||||
| Yes | 13,337 (43.8%) | 9240 (43.6%) | 2943 (44.2%) | 738 (43.7%) | 416 (46.1%) | |
| No | 17,089 (56.2%) | 11,937 (56.4%) | 3714 (55.8%) | 951 (56.3%) | 487 (53.9%) | |
| Age | <0.0001 | |||||
| 18–44 | 435 (1.4%) | 280 (1.3%) | 61 (0.9%) | 69 (4.1%) | 25 (2.8%) | |
| 45–54 | 1823 (6.0%) | 1243 (5.9%) | 350 (5.3%) | 148 (8.8%) | 82 (9.1%) | |
| 55–64 | 9087 (29.9%) | 5799 (27.4%) | 2424 (36.4%) | 552 (32.7%) | 312 (34.6%) | |
| 65–74 | 11,296 (37.1%) | 7810 (36.9%) | 2545 (38.2%) | 624 (36.9%) | 317 (35.1%) | |
| ≥75 | 7785 (25.6%) | 6045 (28.6%) | 1277 (19.2%) | 296 (17.5%) | 167 (18.5%) | |
| Stage | <0.0001 | |||||
| I | 167 (0.6%) | 126 (0.6%) | 27 (0.4%) | 8 (0.5%) | 6 (0.7%) | |
| IA | 7726 (25.4%) | 5386 (25.4%) | 1673 (25.1%) | 423 (25.0%) | 244 (27.0%) | |
| IB | 4183 (13.8%) | 3092 (14.6%) | 773 (11.6%) | 212 (12.6%) | 106 (11.7%) | |
| IC | 1017 (3.3%) | 806 (3.8%) | 152 (2.3%) | 40 (2.4%) | 19 (2.1%) | |
| II | 1468 (4.8%) | 961 (4.5%) | 374 (5.6%) | 91 (5.4%) | 42 (4.7%) | |
| IIA | 445 (1.5%) | 298 (1.4%) | 99 (1.5%) | 33 (2.0%) | 15 (1.7%) | |
| IIB | 789 (2.6%) | 530 (2.5%) | 197 (3.0%) | 40 (2.4%) | 22 (2.4%) | |
| III | 181 (0.6%) | 127 (0.6%) | 36 (0.5%) | 12 (0.7%) | 6 (0.7%) | |
| IIIA | 2497 (8.2%) | 1830 (8.6%) | 456 (6.9%) | 141 (8.4%) | 70 (7.8%) | |
| IIIB | 604 (2.0%) | 419 (2.0%) | 128 (1.9%) | 39 (2.3%) | 18 (2.0%) | |
| IIIC | 5480 (18.0%) | 3597 (17.0%) | 1411 (21.2%) | 318 (18.8%) | 154 (17.1%) | |
| IV | 513 (1.7%) | 348 (1.6%) | 97 (1.5%) | 50 (3.0%) | 18 (2.0%) | |
| IVA | 569 (1.9%) | 424 (2.0%) | 107 (1.6%) | 22 (1.3%) | 16 (1.8%) | |
| IVB | 4787 (15.7%) | 3233 (15.3%) | 1127 (16.9%) | 260 (15.4%) | 167 (18.5%) | |
| Histology | <0.0001 | |||||
| Carcinosarcoma | 11,207 (36.8%) | 7630 (36.0%) | 2657 (39.9%) | 634 (37.5%) | 286 (31.7%) | |
| Clear cell | 3422 (11.3%) | 2563 (12.1%) | 554 (8.3%) | 195 (11.6%) | 110 (12.2%) | |
| Serous | 15,797 (51.9%) | 10,984 (51.9%) | 3446 (51.8%) | 860 (50.9%) | 507 (56.2%) | |
| Charlson comorbidity score | <0.0001 | |||||
| 0 | 22,518 (74.0%) | 16,194 (76.5%) | 4441 (66.7%) | 1199 (71.0%) | 684 (75.8%) | |
| 1 | 6411 (21.1%) | 4063 (19.2%) | 1760 (26.4%) | 409 (24.2%) | 179 (19.8%) | |
| 2 | 1197 (3.9%) | 742 (3.5%) | 355 (5.3%) | 65 (3.9%) | 35 (3.9%) | |
| ≥3 | 300 (1.0%) | 178 (0.8%) | 101 (1.5%) | 16 (1.0%) | 5 (0.6%) | |
| Hospital type | <0.0001 | |||||
| Community cancer program | 1220 (4.0%) | 897 (4.2%) | 186 (2.8%) | 66 (3.9%) | 71 (7.9%) | |
| Comprehensive community cancer program | 11,046 (36.3%) | 8285 (39.1%) | 1912 (28.7%) | 538 (31.9%) | 311 (34.4%) | |
| Academic/research program | 14,230 (46.8%) | 9427 (44.5%) | 3541 (53.2%) | 813 (48.1%) | 449 (49.7%) | |
| Integrated network cancer program | 3733 (12.3%) | 2443 (11.5%) | 997 (15.0%) | 232 (13.7%) | 61 (6.8%) | |
| Other/unknown | 197 (0.7%) | 125 (0.6%) | 21 (0.3%) | 40 (2.4%) | 11 (1.2%) | |
| Hospital location | <0.0001 | |||||
| Northeast | 7375 (24.2%) | 5380 (25.4%) | 1430 (21.5%) | 418 (24.8%) | 147 (16.3%) | |
| South | 10,796 (35.5%) | 6412 (30.3%) | 3665 (55.1%) | 585 (34.6%) | 134 (14.8%) | |
| Midwest | 7268 (23.9%) | 5873 (27.7%) | 1194 (17.9%) | 117 (6.9%) | 84 (9.3%) | |
| Mountain | 1056 (3.5%) | 899 (4.3%) | 48 (0.7%) | 87 (5.2%) | 22 (2.4%) | |
| Pacific | 3734 (12.3%) | 2488 (11.8%) | 299 (4.5%) | 442 (26.2%) | 505 (55.9%) | |
| Unknown | 197 (0.7%) | 125 (0.6%) | 21 (0.3%) | 40 (2.4%) | 11 (1.2%) | |
| Urban/rural | <0.0001 | |||||
| Metro | 24,997 (82.2%) | 16,758 (79.1%) | 5816 (87.4%) | 1590 (94.1%) | 833 (92.3%) | |
| Urban | 3924 (12.9%) | 3242 (15.3%) | 588 (8.8%) | 58 (3.4%) | 36 (4.0%) | |
| Rural | 547 (1.8%) | 457 (2.2%) | 85 (1.3%) | 4 (0.2%) | 1 (0.1%) | |
| Unknown | 958 (3.2%) | 720 (3.4%) | 168 (2.5%) | 37 (2.2%) | 33 (3.7%) | |
| Incomea | <0.0001 | |||||
| ≤$38,000 | 5970 (19.6%) | 2632 (12.4%) | 2785 (41.8%) | 490 (29.0%) | 63 (7.0%) | |
| $38,000-$47,999 | 6631 (21.8%) | 4694 (22.2%) | 1432 (21.5%) | 401 (23.7%) | 104 (11.5%) | |
| $48,000-$62,999 | 7821 (25.7%) | 5857 (27.7%) | 1277 (19.2%) | 428 (25.3%) | 259 (28.7%) | |
| ≥$63,000 | 9642 (31.7%) | 7746 (36.6%) | 1070 (16.1%) | 361 (21.4%) | 465 (51.5%) | |
| Unknown | 362 (1.2%) | 248 (1.2%) | 93 (1.4%) | 9 (0.5%) | 12 (1.3%) | |
| Education (% without high school diploma)b | <0.0001 | |||||
| ≥21% | 5735 (18.9%) | 2396 (11.3%) | 2295 (34.5%) | 860 (50.9%) | 184 (20.4%) | |
| 13%−20.9% | 7897 (26.0%) | 4907 (23.2%) | 2412 (36.2%) | 372 (22.0%) | 206 (22.8%) | |
| 7%−12.9% | 9412 (30.9%) | 7514 (35.5%) | 1329 (20.0%) | 301 (17.8%) | 268 (29.7%) | |
| <7% | 7033 (23.1%) | 6119 (28.9%) | 533 (8.0%) | 147 (8.7%) | 234 (25.9%) | |
| Unknown | 349 (1.2%) | 241 (1.1%) | 88 (1.3%) | 9 (0.5%) | 11 (1.2%) | |
| Insurance | <0.0001 | |||||
| None | 954 (3.1%) | 418 (2.0%) | 351 (5.3%) | 142 (8.4%) | 43 (4.8%) | |
| Private | 10,497 (34.5%) | 7373 (34.8%) | 2217 (33.3%) | 540 (32.0%) | 367 (40.6%) | |
| Medicaid | 1480 (4.9%) | 620 (2.9%) | 524 (7.9%) | 252 (14.9%) | 84 (9.3%) | |
| Medicare | 16,842 (55.4%) | 12,360 (58.4%) | 3388 (50.9%) | 708 (41.9%) | 386 (42.8%) | |
| Other government | 217 (0.7%) | 146 (0.7%) | 56 (0.8%) | 8 (0.5%) | 7 (0.8%) | |
| Unknown | 436 (1.4%) | 260 (1.2%) | 121 (1.8%) | 39 (2.3%) | 16 (1.8%) | |
p-Value compares distributions among NHW, NHB, Hispanic, and AS/PI women.
a
Income: quartiles based on equally proportioned income ranges among all U.S. zip codes.
b
Education: quartiles based on proportion of adults in the patient’s zip code who did not graduate from high school.