In addition, IFN‐λ3/4 rs12979860 CC (P = 0.043, OR 3.11, 95% CI 1.04–9.32) and KIR2DL3:HLA‐C1 (P = 0.018, OR 4.90, 95% CI 1.32–18.25) were protective in HCV in genotype 1 infection and HCV genotype 2 or 3 infection, respectively (Table 3). Here, KIR2DL3 is linked to infection.