ALB and Hypoalbuminemia: For patients suffering from severe hypoalbuminemia, the nutritional status can be rapidly corrected and essential amino acids can be supplemented through short-term intravenous infusion of albumin or high-energy nutritional agents, thereby maintaining a positive nitrogen balance.[1] The data on the all-cause mortality and cardiovascular mortality factors of the NAR segments collected by us provide data support for the risk stratification process in clinical practice.