Table 1 The correlation of Piwil1 expression with clinicopathological features in endometrial cancer
| Â | Cases (n) | Piwil1 IS | |
|---|---|---|---|
Mean ± SD | P value | ||
Age | |||
 ≤55 | 34 | 4.9 ± 1.1 |  |
 >55 | 49 | 4.9 ± 1.0 | 0.9 |
FIGO stage | |||
 I – II | 78 | 4.9 ± 1.0 |  |
 III - IV | 5 | 6.4 ± 0.9 | 0.005 |
Histological grade | |||
 G1 - G2 | 73 | 4.9 ± 1.1 |  |
 G3 | 10 | 5.5 ± 0.8 | 0.11 |
Lymphovascular space involvement | |||
 No | 68 | 4.8 ± 1.0 |  |
 Yes | 15 | 5.9 ± 0.8 | 0.00 |
Lymph node metastasis | |||
 No | 79 | 4.9 ± 1.1 |  |
 Yes | 4 | 6.3 ± 1.0 | 0.03 |
Myometrial invasion | |||
 ≤1/2 | 70 | 4.9 ± 1.0 |  |
 >1/2 | 13 | 5.7 ± 1.2 | 0.02 |