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Histopathological features of stage IA EC
| Groups | N (%) |
|---|---|
| Subtype (n = 126) | |
| Endometrioid carcinoma | 111 (88.1) |
| Mucinous carcinoma | 5 (4.0) |
| Serous carcinoma | 2 (1.6) |
| Clear cell carcinoma | 1 (0.8) |
| Mixed carcinoma | 4 (3.2) |
| Carcinosarcoma | 3 (2.4) |
| Grade (n = 126) | |
| Grade 1 | 32 (25.4) |
| Grade 2 | 66 (52.4) |
| Grade 3 | 28 (22.2) |
| Low grade (Grade 1/2) | 98 (77.8) |
| High grade (Grade 3) | 28 (22.2) |
| Ki-67 labeling index (n = 80) | |
| Low expression (< 30%) | 29 (36.3) |
| High expression (≥ 30%) | 51 (63.7) |
