Table 2.
Clinicopathological factors of patients with and without lymphadenectomy
| Characteristics | Lymphadenectomy (−) (n=9,806) | Lymphadenectomy (+) (n=27,007) | P-value | |
|---|---|---|---|---|
| Age | 59 (20–97) | 58 (14–94) | <0.001 | |
| Stage | I | 7,041 | 17,311 | <0.001 |
| II | 711 | 2,557 | ||
| III | 1,156 | 6,329 | ||
| IV | 898 | 810 | ||
| Histological type | EM G1 | 5,591 | 12,979 | 0.018 |
| EM G2 | 1,623 | 6,625 | ||
| EM G3 | 775 | 3,062 | ||
| Not EM | 1,622 | 3,888 | ||
| Recurrence risk | Low | 5,150 | 10,973 | <0.001 |
| Intermediate | 1,110 | 4,127 | ||
| High | 3,025 | 10,625 | ||
| Adjuvant chemotherapy | − | 7,364 | 14,331 | <0.001 |
| + | 2,093 | 12,075 | ||
EM, endometrioid carcinoma.