There was significant association between age, body mass index (BMI), waist circumference, systolic blood pressure, fasting plasma glucose, serum total cholesterol, serum low-density lipoprotein, serum triglycerides, total white blood cell count, lymphocyte count, serum C-reactive protein, and prevalent PAD, but not with high-density lipoprotein or neutrophil count (Table 2). The gene discussed is CRP; the disease is peripheral arterial disease.