Table 4.
Sensitivity analysis
| Study omitted | Estimate OR | 95% CI | |
|---|---|---|---|
| Lower | Upper | ||
| Waki(a) (2003) | 5.40 | 2.90 | 10.06 |
| Waki(b) (2003) | 5.92 | 3.19 | 10.98 |
| Oshimo (2004) | 6.55 | 4.12 | 10.43 |
| Nakase (2005) | 5.74 | 3.09 | 10.66 |
| Homma (2006) | 6.09 | 3.37 | 11.00 |
| So (2006) | 6.00 | 3.25 | 11.08 |
| Gargano (2007) | 5.16 | 2.85 | 9.32 |
| Kitajima (2008) | 5.74 | 3.03 | 10.86 |
| Li (2008) | 5.15 | 2.90 | 9.14 |
| Song (2008) | 5.89 | 3.12 | 11.13 |
| Kim (2009) | 5.46 | 2.97 | 10.04 |
| Zou (2009) | 5.08 | 2.89 | 8.93 |
| Hu (2010) | 5.30 | 2.86 | 9.83 |
| Chen (2010) | 5.15 | 2.85 | 9.29 |
| Hiraki (2010) | 5.95 | 3.16 | 11.20 |
| Mikata (2010) | 5.80 | 3.14 | 10.73 |
| Combined | 5.63 | 3.15 | 10.06 |