High prognostic nutritional index (PNI) as a positive prognostic indicator for non-small cell lung cancer patients with bone metastasis

摘要

Introduction Increasing evidence shows the close association between prognostic nutritional index (PNI) and overall survival (OS) of solid cancers including lung cancer. However, the role of PNI in non-small cell lung cancer patients (NSCLC) with bone metastasis remains unclear.