Table 1. Baseline characteristics of EOC patients (n, %).
| Characteristic | Total | Married | Divorced/Separated | Widowed | Never married | P value |
|---|---|---|---|---|---|---|
| Marital status | 10905(100.00) | 5919(54.28) | 1268(11.63) | 1733(15.89) | 1985(18.20) | |
| Age | <0.0001 | |||||
| <60 | 5065(46.45) | 2994(50.58) | 595(46.92) | 138(7.96) | 1338(67.41) | |
| 60-69 | 2707(24.82) | 1648(27.84) | 371(29.26) | 311(17.95) | 377(18.99) | |
| 70-79 | 1882(17.26) | 925(15.63) | 225(17.74) | 568(32.78) | 164(8.26) | |
| ≥80 | 1251(11.47) | 352(5.95) | 77(6.07) | 716(41.32) | 106(5.34) | |
| Race | <0.0001 | |||||
| White | 8956(82.13) | 5021(84.83) | 1024(80.76) | 1404(81.02) | 1507(75.92) | |
| Black | 846(7.76) | 267(4.51) | 144(11.36) | 167(9.64) | 268(13.50) | |
| Others | 1103(10.11) | 631(10.66) | 100(7.89) | 162(9.35) | 210(10.58) | |
| Diagnosis year | 0.0612 | |||||
| 2004-2008 | 5709(52.35) | 3076(51.97) | 670(52.84) | 954(55.05) | 1009(50.83) | |
| 2009-2012 | 5196(47.65) | 2843(48.03) | 598(47.16) | 779(44.95) | 976(49.17) | |
| Grade | <0.0001 | |||||
| I | 732(6.71) | 415(7.01) | 57(4.50) | 58(3.35) | 202(10.18) | |
| II | 1365(12.52) | 776(13.11) | 148(11.67) | 145(8.37) | 296(14.91) | |
| III | 3751(34.40) | 2133(36.04) | 468(36.91) | 516(29.77) | 634(31.94) | |
| IV | 1966(18.03) | 1148(19.40) | 240(18.93) | 252(14.54) | 326(16.42) | |
| Unknown | 3091(28.34) | 1447(24.45) | 355(28.00) | 762(43.97) | 527(26.55) | |
| TNM stage | <0.0001 | |||||
| I | 2512(23.04) | 1421(24.01) | 249(19.64) | 244(14.08) | 598(30.13) | |
| II | 992(9.10) | 565(9.55) | 106(8.36) | 137(7.91) | 184(9.27) | |
| III | 4290(39.34) | 2452(41.43) | 503(39.67) | 646(37.28) | 689(34.71) | |
| IV | 3111(28.53) | 1481(25.02) | 410(32.33) | 706(40.74) | 514(25.89) | |
| Histological type | <0.0001 | |||||
| Serous | 5544(50.84) | 3182(53.76) | 702(55.36) | 803(46.34) | 857(43.17) | |
| Mucinous | 604(5.54) | 310(5.24) | 73(5.76) | 64(3.69) | 157(7.91) | |
| Clear-cell | 780(7.15) | 446(7.54) | 75(5.91) | 62(3.58) | 197(9.92) | |
| Endometrioid | 1162(10.66) | 657(11.10) | 116(9.15) | 109(6.29) | 280(14.11) | |
| Others | 2815(25.81) | 1324(22.37) | 302(23.82) | 695(40.10) | 494(24.89) | |
| Surgery | <0.0001 | |||||
| No | 1707(15.65) | 584(9.87) | 206(16.25) | 637(36.76) | 280(14.11) | |
| Yes | 9198(84.35) | 5335(90.13) | 1062(83.75) | 1096(63.24) | 1705(85.89) |