Table 3.

Random-effects model, heterogeneity statistics and log odds ratio for success rate (%).

Random-effects model (k = 9)
	Estimate	se	Z	P	CI lower bound	CI upper bound
Intercept	0.561	0.237	2.37	.018	0.097	1.025
	.	.	.	.	.	.

Heterogeneity statistics
Tau	Tau2	I2	H2	R2	df	Q	P
0.002	0 (SE = 0.2391)	0%	1.000	.	8.000	7.780	.455

Back-transform log odds ratio to odds ratio
Odds ratio	CI lower bound	CI upper bound
1.752	1.102	2.787

Tau² estimator: restricted maximum-likelihood.

CI = confidence interval.