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. 2018 Jul 25;3(5):e000332. doi: 10.1136/esmoopen-2018-000332

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© European Society for Medical Oncology (unless otherwise stated in the text of the article) 2018. All rights reserved. No commercial use is permitted unless otherwise expressly granted.

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PFS by dose of nivolumab for (A) all patients (n=47), (B) PD-L1-positive patients (n=13) and (C) PD-L1-negative or unknown patients (n=34). mPFS, median progression-free survival; nr, not reached; PD-L1, programmed death-ligand 1; PFS, progression-free survival.