Table 7 Main data of all studies included in the meta-analysis for the -308A/G polymorphism in TNF-α gene
From: Asthma susceptible genes in Chinese population: A meta-analysis
| Â | Â | Â | Â | Case | Control | Â | Â | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Study | Population location | Year | Age | GG | GA | AA | GG | GA | AA | OR | 95%CI |
Gao, J M[48] | Beijing | 2003 | 38.7 ± 13.8 | 47 | 52 | 26 | 44 | 41 | 11 | 1.40 | 0.82-2.41 |
Guo, Y L[49] | Jiangxi | 2004 | - | 4 | 28 | 16 | 7 | 11 | 3 | 5.50 | 1.40-21.60 |
Li, Z F[50] | Guangdong | 2003 | 2-12 | 9 | 16 | 5 | 14 | 10 | 2 | 2.72 | 0.91-8.16 |
Liu, R M[51] | Hubei | 2004 | 2-15 | 98 | 15 | 0 | 104 | 22 | 0 | 0.72 | 0.36-1.47 |
Mak, J C[38] | Hong Kong | 2007 | 42.4 ± 16.1 | 244 | 47 | 1 | 250 | 40 | 2 | 1.17 | 0.75-1.84 |
Tan, E C[52] | Singapore | 1999 | - | 49 | 18 | 0 | 115 | 36 | 0 | 1.17 | 0.61-2.26 |
Wang, T N[53] | Taiwan | 2004 | 5-18 | 140 | 49 | 2 | 111 | 18 | 0 | 2.25 | 1.24-4.06 |
Zhai, F Z[54] | Shandong | 2004 | 35.80 ± 10.18 | 44 | 14 | 6 | 67 | 12 | 1 | 2.34 | 1.06-5.19 |
Zhao, H J[55] | Jilin | 2005 | - | 45 | 5 | 0 | 71 | 9 | 0 | 0.88 | 0.28-2.78 |
Wang, J Y[27] | Taiwan | 2009 | 7.82 ± 3.81 | 345 | 100 | 3 | 409 | 94 | 7 | 1.21 | 0.89-1.65 |