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. Author manuscript; available in PMC: 2020 May 18.
Published in final edited form as: Clin Cancer Res. 2019 Aug 13;25(22):6623–6632. doi: 10.1158/1078-0432.CCR-19-1305

Table 3:

Median overall survival and progression-free survival by PD-L1 status in ICI pretreated patients

PD-L1 Status mOS, mo (95% CI) mOS Hazard Ratio (95% CI) mPFS, mo mPFS Hazard Ratio (95% CI) No. No. of Refractory Patients No. of Relapsed Patients
PD-L1 ≥ 50% 5.1 (3.6-not estimable) 1.75 (0.68, 4.54) 2.8 (2.0-not estimable) 1.05 (0.41, 2.67) 9 2 6
PD-L1 ≥ 1%−49% 10.6 (6.7-not estimable) 0.61 (0.18, 1.99) 6.7 (4.5-not estimable) 0.56 (0.17, 1.78) 7 2 3
*PD-L1 < 1% 7.4 (3.3-not estimable) 1.8 (1.0-not estimable) 16 10 3

Abbreviations: 95% CI, 95% confidence interval; mOS, median overall survival; mPFS, median progression-free survival; PD-L1, programmed cell death ligand 1.

*

Reference group for hazard ratio.