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Table 4 Genotype and the radiographic severity in patients with OA

From: OPN gene polymorphisms influence the risk of knee OA and OPN levels in synovial fluid in a Chinese population

Genotype   KL = < 3, number of patients % KL > 3, number of patients % Global P-value Adjusted OR 95% CI Adjusted P-value
-156/G/GG GG 92 26.21 91 22.81 0.462 1    
  GGG 166 47.29 206 51.63   0.787 0.564 1.178 0.223
  GGGG 93 26.50 102 25.56   0.916 0.638 1.376 0.653
  G 350 49.86 388 48.62   1    
  GG 352 50.14 410 51.38   0.934 0.786 1.186 0.648
-443C/T CC 88 25.07 79 19.80 < 0.001 1    
  CT 176 50.14 188 47.12   0.816 0.537 1.264 0.352
  TT 87 24.79 132 33.08   0.664 0.365 0.879 0.011
  C 352 50.14 346 43.36   1    
  T 350 49.86 452 56.64   0.659 0.647 0.948 0.008
-66T/G TT 97 27.64 91 22.81 0.462 1    
  TG 158 45.01 191 47.87   0.865 0.587 1.234 0.174
  GG 96 27.35 117 29.32   0.757 0.438 0.944 0.023
  T 332 47.29 373 46.74   1    
  G 370 52.71 425 53.26   0.7326 0.668 0.973 0.017
  1. KL, Kellgren-Lawrence grade