Table 2.
Histologic characteristics of the patients with endometrial carcinoma (N = 227) who were diagnosed with hysteroscopy (HSC) or dilatation and curettage (D&C)
| Histologic parameter | HSC (N = 144) | D&C (N = 83) | P value | |
|---|---|---|---|---|
| Histologic type | ||||
| endometrioid adenocarcinoma | 137 (95.1%) | 74 (89.2%) | 0.090* | |
| non-endometrioid adenocarcinoma | 7 (4.9%) | 9 (10.8%) | ||
| Tumour differentiation | ||||
| G1 | 90 (62.5%) | 37 (45.1%) | 0.012* | |
| G2 | 40 (27.8%) | 27 (32.9%) | ||
| G3 | 14 (9.7%) | 18 (22.0%) | ||
| Myometrial invasion | ||||
| none | 5 (3.5%) | 4 (4.8%) | 0.726* | |
| less than ½ | 82 (56.9%) | 50 (60.2%) | ||
| more than ½ | 57 (39.6%) | 29 (34.9%) | ||
| Lymphovascular invasion | ||||
| present | 20 (13.9%) | 14 (16.9%) | 0.545* | |
| absent | 124 (86.1%) | 69 (83.1%) | ||
| 2009 FIGO stage | ||||
| IA | 75 (52.1%) | 46 (55.4%) | ||
| IB | 42 (29.2%) | 13 (15.7%) | ||
| II | 10 (6.9%) | 6 (7.2%) | ||
| IIIA | 1 (0.7%) | 7 (8.4%) | ||
| IIIB | 3 (2.1%) | 2 (2.4%) | 0.040* | |
| IIIC1 | 9 (6.3%) | 4 (4.8%) | ||
| IIIC2 | 0 (0.0%) | 0 (0.0%) | ||
| IVA | 1 (0.7%) | 1 (1.2%) | ||
| IVB | 3 (2.1%) | 4 (4.8%) | ||
| Peritoneal cytology positive or suspicious negative | 19 (13.2%) 125 (86.8%) | 10 (12.0%) 73 (88.0%) | 0.803* | |
| Time from diagnosis to operation (days) | 35.8 ± 13.8 | 32.8 ± 15.4 | 0.140** |
*
chi-square test
**
independent sample t-test