Table 4.
Excluded study | (95% CI) After exclusion | Heterogeneity test | |
---|---|---|---|
P value | I ² (%) | ||
Alcántara et al. 2011 [1] | 1.359 (0.995, 1.857) | 0.01 | 68.045 |
Cheung et al. 2009 [2] | 1.179 (0.879, 1.583) | 0.031 | 82.419 |
Ho et al. 2012 [3] | 1.354 (0.967, 1.895) | 0.011 | 68.003 |
Pirlet et al. 2011 [4] | 1.176 (0.882, 1.567) | 0.029 | 82.065 |
van Hooft et al. 2011 [5] | 1.147 (0.896, 1.468) | 0.037 | 77.705 |