With NGT and CAD as dependent variable, IL-2 (OR = 1.8, 95% CI = 1.5-2.4, p = 0.010), IFN-γ (OR = 2.9, 95% CI = 2.7-3.2, p = 0.042) and IL-4 (OR = 2.7, 95% CI = 2.7-2.8, p = 0.029) showed a significant association with CAD. The gene discussed is IFNG; the disease is coronary artery disorder.