Table 1.
Correlation between PGAM1 expression and clinicopathological parameters (n=122)
| Category | Subcategory | PGAM1 low expression (n=57) | PGAM1 high expression (n=65) | P value |
|---|---|---|---|---|
| Gender | Male | 31 | 36 | 0.913 |
| Female | 26 | 29 | ||
| Age (y) | ≤ 60 | 35 | 27 | 0.029* |
| > 60 | 22 | 38 | ||
| Alcohol and cigarette abuse | Positive | 14 | 11 | 0.301 |
| Negative | 43 | 54 | ||
| Tumor size (cm) | ≤4 | 39 | 48 | 0.310 |
| >4 | 18 | 17 | ||
| Histological grade | Well | 33 | 37 | 0.550 |
| Moderate | 19 | 23 | ||
| Poor | 3 | 5 | ||
| TNM classification (1-4) | Class 1 | 5 | 8 | 0.185 |
| Class 2 | 28 | 18 | ||
| Class 3 | 16 | 25 | ||
| Class 4 | 8 | 14 | ||
| Lymphatic metastasis | Positive | 14 | 36 | 0.001* |
| Negative | 43 | 29 | ||
| Distant metastasis | Positive | 3 | 8 | 0.178 |
| Negative | 54 | 57 | ||
| Tumor recurrence | Positive | 8 | 20 | 0.028* |
| Negative | 49 | 45 |
*Statistically significant difference.