Table 4.
Meta-regression results (study design) in the training and validation sets.
| Meta-regression | REML estimate of between-study variance | % residual variation due to heterogeneity | Proportion of between-study variance explained | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of obs | tau2 | I-squared_res | Adj R-squared | |||||||||
| Training sets | Validation sets | Training sets | Validation sets | Training sets | Validation sets | Training sets | Validation sets | |||||
| 15 | 10 | 0.007951 | 0.003363 | 95.86% | 63.50% | −3.08% | −5.03% | |||||
| With Knapp-Hartung modification | ||||||||||||
| Cindex | Coefficient | Std. err | t | P > t | [95% conf. interval] | |||||||
| Training sets | Validation sets | Training sets | Validation sets | Training sets | Validation sets | Training sets | Validation sets | Training sets | Validation sets | Training sets | Validation sets | |
| Design | 0.0265053 | 0.0195741 | 0.0353083 | 0.0297913 | 0.75 | 0.66 | 0.466 | 0.530 | −0.0497738 | −0.0491247 | 0.1027843 | 0.088273 |
| _cons | 0.7595276 | 0.7680337 | 0.0828655 | 0.0785483 | 9.17 | 9.78 | 0.000 | 0.000 | 0.5805077 | 0.586901 | 0.9385476 | 0.9491663 |