Table 2.
Histological features
| Variables | Sarcomatous component | p value† | ||
|---|---|---|---|---|
| All N (%) N = 95 |
Homologous/Group1 N (%) N = 60 |
Heterologous/Group2 N (%) N = 35 |
||
| FIGO stage | 0.200 | |||
| IA | 38 (40.0) | 28 (46.7) | 10 (28.6) | |
| IB | 36 (37.9) | 21 (35.0) | 15 (42.9) | |
| II | 21 (22.1) | 11 (18.3) | 10 (28.6) | |
| Epithelial part | 0.076 | |||
| Endometrioid G1-G2 | 19 (22.1) | 15 (28.8) | 4 (11.8) | |
| Endometrioid G3 | 37 (43.0) | 23 (44.2) | 14 (41.2) | |
| Other (serous/clear cell/undifferentiated) | 30 (34.9) | 14 (27.0) | 16 (47.0) | |
| NA | 9 | 8 | 1 | |
| Maximum tumor diameter | 0.002 | |||
| < 50 mm | 35 (36.8) | 29 (48.3) | 6 (17.1) | |
| ≥ 50 mm | 60 (63.2) | 31 (51.7) | 29 (82.9) | |
| Depth of invasion | 0.078 | |||
| < 50% | 41 (43.2) | 30 (50.0) | 11 (31.4) | |
| ≥ 50% | 54 (56.8) | 30 (50.0) | 24 (68.6) | |
| LVSI | 0.001 | |||
| Absent | 53 (59.6) | 40 (74.1) | 13 (37.1) | |
| Present | 36 (40.4) | 14 (25.9) | 22 (62.9) | |
| NA | 6 | |||
Bold values: p value < 0.05
FIGO International Federation of Gynecology and Obstetrics, NA not available, LVSI lymph-vascular space invasion
†χ-squared test