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Multivariate survival analysis (Cox regression model).
| Variable | Groups | HR | Lower CI (95%) | Upper CI (95%) | p-Value |
|---|---|---|---|---|---|
| TPS | TPS < 10% | 1 | - | - | - |
| TPS ≥ 10% | 9.404 | 1.733 | 51.020 | 0.009 | |
| UICC stage | UICC 2 | 1 | - | - | - |
| UICC 3 | 4.649 | 1.320 | 16.372 | 0.017 | |
| UICC 4 | 5.469 | 1.468 | 20.375 | 0.011 |
Abbreviations: CI, confidence interval; HR, hazard ratio; TPS, Tumor Proportion Score; UICC, Union for International Cancer Control. Reported p-values were calculated using Wald’s test.
