The differences between Q1 group and Q2 group in Wbc count, Hb, Mono count, Eos count, BMI, waist, COPD, DM, CVD, hypertension, smoking status, asthma, stroke, race, education, and sex were statistically highly significant (all P < 0.05). The gene discussed is GSTM1; the disease is chronic obstructive pulmonary disease.