There was also a trend toward a greater incidence of CHF (35% vs 16%, P = .051) and lower serum ALB levels (3.8 g/dL, IQR 3.4–4.1 vs 4.1 g/dL, IQR 3.8–4.3, P = .065) in the ≤4.5° group. This evidence concerns the gene ALB and congestive heart failure.