Table 1.
The correlations between the expression of serum EV-Wnt7b and clinicopathological factors of SCC patients
| Variable | Low expression of serum EV-Wnt7b (n = 51) |
High expression of serum EV-Wnt7b (n = 50) |
P |
|---|---|---|---|
| Age, y (mean ± SD) | 0.203 | ||
| < =45 | 17 | 11 | |
| > 45 | 34 | 39 | |
| Stage | 0.617 | ||
| I | 37 | 34 | |
| II | 14 | 16 | |
| Tumor size | 0.115 | ||
| < =4 cm | 39 | 31 | |
| > 4 cm | 12 | 19 | |
| Lymphovascular invasion | < 0.001 | ||
| Negative | 33 | 10 | |
| Positive | 18 | 40 | |
| Stromal invasion depth | 0.028 | ||
| < 1/2 | 24 | 13 | |
| > =1/2 | 27 | 37 | |
| Lymph node metastasis | < 0.001 | ||
| Negative | 45 | 25 | |
| Positive | 6 | 25 | |
| Parametrial invasion | 0.269 | ||
| Negative | 49 | 45 | |
| Positive | 2 | 5 | |
| Margin | 0.984 | ||
| Negative | 49 | 48 | |
| Positive | 2 | 2 | |