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| Characteristics | PFS | OS | |||
|---|---|---|---|---|---|
| HR (95% CI) | P value | HR (95% CI) | P value | ||
| Age (≤70 years) | – | – | 0.46 (0.14–1.49) | 0.19 | |
| Sex (male) | 2.39 (0.78–7.31) | 0.13 | – | – | |
| Performance status (0–1) | 0.64 (0.27–1.51) | 0.31 | 0.37 (0.11–1.21) | 0.10 | |
PFS, progression-free survival; OS, overall survival; HR, hazard ratio; CI, confidence interval.
