The uric acid-to-albumin ratio was calculated for each patient.<h4>Results</h4>Patients who developed POAF were older; had higher rates of hypertension, carotid artery disease, left atrial diameter, urea, creatinine, uric acid, and C-reactive protein levels; and had lower hemoglobin and albumin levels. The gene discussed is CRP; the disease is hypertensive disorder.