Table 5 The result of sensitivity analysis with each study omitted for rs1800796 in IL-6 gene and rs1800896 in IL-10 gene

 Noponen-Hietala [10]

0.84

[0.59, 1.19]

0.32

 Eskola [11]

0.70

[0.56, 0.87]

0.001

 Kelempisioti [12]

0.76

[0.52, 1.12]

0.17

 Huang [14]

0.89

[0.51, 1.55]

0.67

 Zhu [15]

0.82

[0.43, 1.56]

0.55

 Noponen-Hietala [10]

1.30

[0.39, 4.33]

0.67

 Lin [13]

1.59

[0.71, 3.57]

0.26

 Huang [14]

0.86

[0.58, 1.27]

0.46