Univariate analysis showed a positive correlation between LVEF and albumin, calcium, and ACEI and/or ARB use and a negative correlation with being male, a history of coronary artery disease and congestive heart failure, advanced CKD stages, uric acid, phosphorous, aspirin use, and non-ACEI/ARB antihypertensive drug use. The gene discussed is ALB; the disease is congestive heart failure.