Table 2.
Multivariate analyses of factors associated with OS in test and validation cohorts with the Cox proportional hazard regression model with stepwise manner (forward: condition, entry α=0.05, stay α=0.1)
| Variable | Test cohort (n=133) | Validation cohort (n=109) | ||
|---|---|---|---|---|
|
| ||||
| OS hazard ratio (95% CI) | P value | OS hazard ratio (95% CI) | P value | |
| Vascular invasion | 11.961 | 0.009** | 12.034 | 0.008** |
| (Yes vs No) | (1.858-76.980) | (1.895-76.433) | ||
| Rictor | 8.612 | 0.046* | 8.736 | 0.045* |
| (Yes vs No) | (1.034-71.702) | (1.050-72.707) | ||
*
P < 0.05;
**
P < 0.01.