Table 1 Patient demographics
| Characteristics | Number of patients | % |
|---|---|---|
| Chemotherapy | ||
| No/Unknown | 1055 | 39.9 |
| Yes | 1589 | 60.1 |
| Age, years | ||
| ≤ 45 | 434 | 16.4 |
| 45–65 | 1484 | 56.1 |
| > 65 | 726 | 27.5 |
| Race | ||
| White | 2243 | 84.8 |
| Non-white | 401 | 15.2 |
| Stage | ||
| IA | 1170 | 44.2 |
| IB | 152 | 5.7 |
| IC | 1014 | 38.4 |
| IIA | 308 | 11.7 |
| Grade | ||
| 1 | 1562 | 59.1 |
| 2 | 1082 | 40.9 |
| Laterality | ||
| Right | 1112 | 42.1 |
| Left | 1121 | 42.4 |
| Other/Unknown | 411 | 15.5 |
| Tumor size, cm | ||
| ≤ 10 | 1171 | 44.3 |
| > 10 | 1119 | 42.3 |
| Unknown | 354 | 13.4 |
| Histology | ||
| Serous | 821 | 31.1 |
| Endometrioid | 1823 | 68.9 |