No significant association was observed between the response to DPP-4 inhibitor therapy and patient's sex, age, body mass index (BMI), disease duration, self-reported disease history (hypertension and cardiovascular disease), or lipid profile (cholesterol, triglycerides, high-density lipoprotein, and low-density lipoprotein) at enrollment (Table 3; all p > 0.05). The gene discussed is DPP4; the disease is Hypertension.