Fig. 2From: Immune checkpoint inhibitor plus chemotherapy as first-line treatment for non-small cell lung cancer with malignant pleural effusion: a retrospective multicenter studyKaplan-Meier curve of PFS (2Â A) and OS (2B) in Chemo group and ICI Plus Chemo group. PFS, progression-free survival, OS, overall survival; Chemo, chemotherapy; ICI, immune checkpoint inhibitorBack to article page