Table 3 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) |