ALB and non-small cell lung carcinoma: The preoperative nutritional status of patients, reflected by factors such as serum albumin [1], Controlling Nutritional Status score [2,3], geriatric nutritional risk index [4], prognostic nutritional index [5,6], Glasgow prognostic score [7], body mass index [8,9], and skeletal muscle area (SMA) [10–13], has attracted much attention as an important host-related prognostic factor in patients with non-small cell lung carcinoma (NSCLC).