A higher proportion of patients in the hypoalbuminemia group had ASA scores of 4 (33.7% vs. 14.8%) and 5 (12.9% vs. 9.9%), while the normal albumin group had a higher proportion of patients with ASA scores of 3 (51.9% vs. 36.6%) and 1 (6.2% vs. 2%). This evidence concerns the gene ALB and Hypoalbuminemia.