Hierarchical analysis, according to gender, age, hypertension, diabetes, CHD, neutral cells, platelets, creatine, homocysteine, prothrombin time, antihypertensive drugs, lipid-lowering drugs, and antiplatelet drugs, also showed that the association between RDW-SD and serum NSE level was statistically significant (Supplementary Table 2). Here, ENO2 is linked to hypertensive disorder.