ALB and non-small cell lung carcinoma: <h4>Background</h4>To explore the correlation of pre-treatment Hemoglobin-Albumin-Lymphocyte-Platelet (HALP) score with the prognosis of patients with advanced Non-Small Cell Lung Cancer (NSCLC) undergoing first-line conventional platinum-based chemotherapy.<h4>Methods</h4>In this retrospective cohort study, 203 patients with advanced NSCLC were recruited from January 2017 to December 2021.