The median age was 62 years (range, 20–89 years), 248 (79.9%) were male, 189 (61.4%) were smokers, 194 (63.0%) had histology of adenocarcinoma, 73 (23.7%) had driver gene alterations, 117 (38.0%) had positive PD-L1 expression, 269 (87.3%) had synchronous liver metastases, and 102 (33.1%) had corticosteroid usage history. Here, CD274 is linked to adenocarcinoma.