Table 7 Results of multiple meta-regression
Studies analyzed n = 7 | ||
|---|---|---|
Effect size: Overall survival | ||
I2 (residual heterogeneity): 29.43% R2 (amount of heterogeneity accounted for): 94.31% | ||
Predictor | Coefficient estimate | p value |
Study cohort size | 0.002 | 0.308 |
Recruitment period | 0.002 | 0.746 |
Rate of liver resections | 0.819 | 0.038 |
Rate of local radiotherapy | -0.288 | 0.276 |