CD274 and Pleural effusion: In another study, an AI-derived survival score achieved AUCs between 0.67 and 0.75 for survival, in a manner independent of clinical, radiological, PD-L1, and histopathological factors, whereas it was affected by morphological nodal changes in the mediastinum, supraclavicular, and hilar regions; lung and bone metastases; as well as pleural effusions, atelectasis, and consolidations [221].