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Hazard ratios and indicators of heterogeneity obtained from the main and sensitivity analyses.
| Item | Overall Survival | Progression-Free Survival |
|---|---|---|
| Main analyses | ||
| Number of studies | 16 | 6 |
| HR (95% Confidence Interval) | 2.61 (1.52−4.46) | 1.37 (1.09−1.73) |
| I2 (%) | 91.0 | 0.0 |
| Sensitivity analyses—exclude 2 studies | ||
| Number of studies | 14 | |
| HR (95% Confidence Interval) | 1.69 (1.32−2.16) | |
| I2 | 43.9 | |
