Data collection
PD‐L1, tumor, diabetes
TUMOR, DIABETES
The data were extracted entirely from electronic medical records. We have collected patients' demographics, clinical and treatment information, including gender, age, smoking history, ECOG PS, previous diabetes history, previous radiotherapy, tumor staging, tumor histological type, molecular mutation, PD‐L1 status, metastatic sites, treatment lines, the type of combination therapy, and type of ICI. The peripheral blood laboratory data of all patients were collected before the initiation of ICI treatment, including white blood cell count (WBC) (×10