Real-world treatment patterns and survival outcomes for advanced non-small cell lung cancer in the pre-immunotherapy era in Portugal: a retrospective analysis from the I-O Optimise initiative

摘要

Flow chart of patient populations by year of diagnosis. NSCLC non-small cell lung cancer, TNM tumour, node, and metastasis. a 21 patients diagnosed with NSCLC between 2012 and 2016 had missing data on TNM stage. b Follow-up until June 2017