Compared with the patients of control, patients in the LVH group were older, composed of higher proportion of female, more combined with hypertension, chronic heart failure (CHF), chronic kidney disease (CKD), as well as more likely to receive angiotensin-converting enzyme inhibitor (ACEI) and diuretics, but had lower level of hemoglobin (HGB). This evidence concerns the gene CYGB and Hypertension.