Table 5. Sensitivity analysis of dominant model.
| Study omitted | OR (95%CI) | P | P for heterogeneity | I 2 | tau |
|---|---|---|---|---|---|
| Schwartz-W 2009 | 1.129 (1.051-1.214) | 0.001 | 0.157 | 39.6% | 0.071 |
| Schwartz-AA 2009 | 1.127 (1.051-1.210) | 0.001 | 0.265 | 23.5% | 0.045 |
| Truong 2010 | 1.156 (1.068-1.250) | <0.001 | 0.114 | 46.2% | 0.089 |
| Hsiung 2010 | 1.211 (1.110-1.321) | <0.001 | 0.499 | 0.0% | 0 |
| Ito 2012 | 1.132 (1.053-1.217) | 0.001 | 0.131 | 43.5% | 0.077 |
| Current Study 2012 | 1.129 (1.051-1.214) | 0.001 | 0.149 | 40.8% | 0.071 |
Abbreviations: OR, Odds ratio; 95%CI, 95% confidence interval.