ALB and deep vein thrombosis: Multivariate logistic regression analysis indicated six variables had significantly independent association with DVT, which were delay to DUS (in each day) (OR = 1.11), ASA class III-IV (OR = 2.36, p < 0.001), ASIA grade A/B (OR = 2.36), ALB < 3.5 g/dL (OR = 2.08), HDL-C < 1.1 mmol/L (OR = 1.68) and d-Dimer > 1.08 μg/ml (OR = 2.49) (Table 3).