Higher mean age, female gender, non-white race/ethnicity, country of origin outside the U.S., lower mean education level, low BMI (<25 kg/m2) and high BMI (≥30 kg/m2) compared to medium BMI (25≤ BMI <30), reported diabetes and high CRP level (≥0.3 mg/dL) were associated with CMV seropositivity. The gene discussed is CRP; the disease is diabetes mellitus.