Review Article
Association between IL-4 and IL-4R Polymorphisms and Periodontitis: A Meta-Analysis
Table 4
Meta-analysis of the association between the IL-4 -1099T/G polymorphism and periodontitis.
| Genetic model and subgroup | Number of studies | Heterogeneity | Pooled results | | (%) | OR | 95% CI | for OR |
| G versus T | | | | | | | Overall | 2 | 0.48 | 0 | 1.2 | (0.53–2.71) | 0.66 | GG versus TT | | | | | | | Overall | 2 | <0.01 | 86.7 | 6.58 | (0.03–11.46) | 0.73 | TG versus TT | | | | | | | Overall | 2 | 0.09 | 65.7 | 0.57 | (0.32–1.04) | 0.07 | (GG + TG) versus TT | | | | | | | Overall | 2 | <0.01 | 93.7 | 0.73 | (0.23–2.34) | 0.60 | GG versus (TT+TG) | | | | | | | Overall | 2 | <0.01 | 85.9 | 0.63 | (0.03–11.35) | 0.75 |
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