Comparing with the normal controls, 7 subgroups of hematological diseases have the positive relationship to the levels of serum oxLDL-IgM antibody titers but the negative relationship to the levels of serum oxLDL-IgG antibody titers, having been adjusted for potential confounding variables such as age, SBP, DBP, BMI, TCH, TG, ADP, oxLDL, HDL-c, LDL-C and hypertension group. The gene discussed is CD40LG; the disease is Hypertension.