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Summary statistics for meta-analysis.
| Overall Effect Size | |
| Fixed Effect Model | 5.40 (5.19,5.61) |
| Random Effect Model |
5.19 (4.37,6.02) |
| Test for Heterogeneity | |
| I2 Statistic | 89.9% |
| Tau squared (τ2) | 1.4384 |
| Cochran's Q |
109.17* |
| Small Study Effects | |
| Egger's testa | p = 0.679 |
| Begg's testa | p = 0.631 |
∗p < 0.05.
H0: There are no small study effects.
