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Multivariate Cox regression analysis of significant texture features for PFS
| Factors or parameters | Hazard ratio (95% confidence interval) | P value |
|---|---|---|
| Minimum intensity | 3.577 (1.129–11.327) | 0.030 |
| Long run emphasis | 0.231 (0.065–0.825) | 0.024 |
PFS progression-free survival\
