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Table 3 Summary ORs and 95% CIs after ommiting Han’s study

From: Meta-analysis of tumor necrosis factor alpha -308 polymorphism and knee osteoarthritis risk

Analysis OR(95% CI) p value Phet
Dominant model 1.72(1.35-2.20) <0.001 0.82
Recessive model 4.84(1.90-12.35) 0.001 0.90
A allele vs. G allele 1.75(1.40-2.19) <0.001 0.8
GG frequency 0.89(0.77-1.04) 0.14 0.99
GA frequency 1.41(1.10-1.80) 0.006 0.91
AA frequency 4.72(1.85-12.03) 0.001 0.90
  1. Dominant model: GA + AA vs. GG; Recessive model, AA vs. GA + GG; p, p value for test; Phet, p value for heterogeneity test.