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Table 3 Evaluation of the association between GDF5 gene polymorphisms and KOA susceptibility

From: Correlation between growth differentiation factor 5 (rs143383) gene polymorphism and knee osteoarthritis: an updated systematic review and meta-analysis

  Origin Final
Comparison Group OR (95% CI) Heterogeneity test OR (95% CI) Heterogeneity test
P I2 P I2
Allele model (C versus T) Overall 0.83 [0.74, 0.93] <0.00001 77% 0.79 [0.73, 0.87] 0.009 54%
Caucasian 0.82 [0.72, 0.93] 0.23 30% 0.82 [0.72, 0.93] 0.23 30%
Asian 0.83 [0.70, 0.99] <0.00001 86% 0.78 [0.68, 0.88] 0.002 69%
African 0.89 [0.59, 1.34] 0.39 0% 0.89 [0.59, 1.34] 0.39 0%
Dominant model (CC + CT versus TT) Overall 0.78 [0.67, 0.90] <0.00001 74% NA
Caucasian 0.74 [0.58, 0.94] 0.06 59%
Asian 0.79 [0.65, 0.96] <0.00001 81%
African 0.86 [0.26, 2.78] 0.06 72%
Recessive model (CC versus CT + TT) Overall 0.80 [0.65, 0.99] 0.0002 65% 0.76 [0.68, 0.86] 0.73 0%
Caucasian 0.83 [0.69, 1.00] 0.80 0% 0.83 [0.69, 1.00] 0.80 0%
Asian 0. 78 [0.55, 1.10] <0.00001 79% 0.71 [0.60, 0.83] 0.52 0%
African 0.91 [0.47, 1.76] 0.51 0% 0.91 [0.47, 1.76] 0.51 0%
Heterozygous model (CT versus TT) Overall 0.79 [0.69, 0.91] <0.0001 68% NA
Caucasian 0.75 [0.58, 0.98] 0.05 62%
Asian 0.80 [0.68, 0.96] 0.0003 73%
African 0.88 [0.17, 4.46] 0.02 82%
Homozygous model (CC versus TT) Overall 0.70 [0.55, 0.90] <0.00001 72% 0.66 [0.58, 0.76] 0.39 6%
Caucasian 0.73 [0.60, 0.89] 0.54 0% 0.73 [0.60, 0.89] 0.54 0%
Asian 0.69 [0.47, 1.03] <0.00001 83% 0.61 [0.50, 0.74] 0.22 26%
African 0.81 [0.38, 1.72] 0.54 0% 0.81 [0.38, 1.72] 0.54 0%