Fig. 3From: Risk factors of metachronous brain metastasis in patients with EGFR-mutated advanced non-small cell lung cancerKaplan-Meier plot of OS in patients with EGFR-mutated advanced NSCLC grouped on BM status. OS, overall survival; NSCLC, non-small cell lung cancer; BM, brain-metastases; CI, confidence intervalBack to article page