Table 2.
Univariate analyses and multivariate analyses of meta-regression.
| Covariate | Univariate analyses | Multivariate analyses | ||||||
|---|---|---|---|---|---|---|---|---|
| Moderators | I2 (residual heterogeneity) | Residual Heterogeneity | Signif. | Moderators | I2 (residual heterogeneity) | Residual Heterogeneity | Signif. | |
| OS | ||||||||
| sample size | p = 0.0082 | 42.51% | p = 0.0081 | ** | p = 0.1990 | |||
| Sample Source | p < 0.0001 | 12.34% | p = 0.2769 | *** | p = 0.0004 | 0.00% | 0.7883 | *** |
| Cutoff of TMB | p = 0.0963 | 29.80% | p = 0.21137 | . | p = 0.0911 | . | ||
| PFS | ||||||||
| sample size | p = 0.0495 | 55.67% | p < 0.0001 | * | p = 0.0273 | * | ||
| Sample Source | p = 0.0756 | 58.72% | p < 0.0001 | . | p = 0.7556 | 44.82% | 0.0163 | |
| Cutoff of TMB | p = 0.4601 | 47.51% | p = 0.0064 | p = 0.3136 | ||||
Signif. codes: ‘***’, 0.001; ‘**’, 0.01; ‘*’, 0.05; ‘.’, 0.1; ‘ ’, 1.