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Table 2 Shows the association between each genotype and risk of knee OA

From: A genetic association study between growth differentiation factor 5 (GDF 5) polymorphism and knee osteoarthritis in Thai population

Genotype Case (n = 90) Control (n = 103) Odds ratio (95%CI) p-value
TT 38 33 2.41(1.022-5.670) 0.04*
TC 41 47 1.82(0.794-4.190) 0.15
TT + TC 79 80 2.07(0.944-4.517) 0.06
CC 11 23 1 N/A
  1. (CC was used for calculation Odd ratio of TT, TC and TT+TC)
  2. Notes: *statistically significant, N/A = not applicable