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Table 2 Univariate and multivariate analyses of overall survival

From: Dissociated responses at initial computed tomography evaluation is a good prognostic factor in non-small cell lung cancer patients treated with anti-programmed cell death-1/ligand 1 inhibitors

 Univariate analysisMultivariate analysis
Variables nHR95% CIPHR95% CIP
Age< 75 vs ≥ 7551/110.700.32, 1.550.386   
GenderMale vs Female40/220.700.37, 1.260.235   
PS0, 1 vs 2–446/160.250.13, 0.48<  0.0010.180.09, 0.36< 0.001
SmokingNever vs Current/Ex17/451.050.55, 1.990.889   
HistologySq vs non-Sq10/520.930.46, 1.890.846   
Driver mutationNegative vs Positive47/150.590.28, 1.230.162   
Treatment line2nd vs 3rd line32/301.110.62, 1.990.715   
PD-L1aPositive vs Negative30/80.610.22, 1.690.339   
ResponseDR vs True PD11/510.400.18, 0.900.0270.280.12, 0.640.003
  1. Abbreviations: 95% CI 95% confidence interval, DR dissociated responses, HR hazard ratio for death, PD-L1 programmed cell death-ligand 1, PS performance status, Sq, squamous cell carcinoma, True PD True progressive disease
  2. aPD-L1 positive; PD-L1 ≥ 1%, PD-L1 negative; PD-L1 < 1%