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Table 3 Univariate and multivariate analysis of PFS

From: Management of medically inoperable and tyrosine kinase inhibitor-naïve early-stage lung adenocarcinoma with epidermal growth factor receptor mutations: a retrospective multi-institutional analysis

Characteristics Univariate Analyses Multivariate Analyses
P HR 95% CI lower 95% CI upper P HR 95% CI lower 95% CI upper
Age (Continuous) 0.355 0.991 0.973 1.010     
Gender
 Male   1.000       
 Female 0.743 1.060 0.748 1.502     
Nodal status
 N0   1.000       
 N1/N2 0.007 1.800 1.171 2.767 0.283 0.741 0.428 1.282
Stages
 I   1.000       
 II 0.004 2.604 1.347 5.033 0.018 2.781 1.191 6.492
 III < 0.001 3.408 1.918 6.053 0.002 3.474 1.599 7.548
RT strategy
 SBRT   1.000       
 EBRT 0.001 3.160 1.572 6.355 0.005 2.779 1.353 5.710
Therapeutic strategy
 TKI alone   1.000       
 R + TKI < 0.001 0.465 0.326 0.662 < 0.001 0.420 0.291 0.605
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