| Hedge’s g | 95% confidence interval | Τ2 | I2 |
---|
Random effects model | 0.5506 | [− 0.5077, 1.6088] | 19.9866 | 98.7% |
Prediction interval | | [− 8.4165, 9.5176] | | |
- A total of 19 studies were added to compensate for the possible funnel plot asymmetries. The additional studies show that the pooled effect is underestimated in the original meta-analysis