Table 3.

Univariable and multivariable OS analysis in patients with NSCLC

Univariable analysisMultivariable analysis
ParameterHR (95% CI)PHR (95% CI)P
Older age1.288 (0.979–1.695)0.07\\
Male gender1.251 (0.952–1.644)0.109\\
Ever-smoking1.338 (1.013–1.768)0.041.265 (0.927–1.725)0.138
Advanced pathologic stage4.444 (3.285–6.031)<0.0014.707 (3.387–6.541)<0.001
Nodal metastasisa2.843 (2.184–3.702)<0.001\\
Tumor size (cm)a1.105 (1.038–1.176)0.002\\
METΔ14+1.993 (1.023–3.882)0.0432.156 (1.096–4.242)0.026
MET high-level Amp4.904 (2.017–11.927)<0.0013.444 (1.398–8.482)0.007
MET IHC+0.886 (0.673–1.166)0.387\\
EGFR+0.693 (0.516–0.931)0.0150.748 (0.531–1.054)0.097
  • aNodal metastasis and tumor size were not included in multivariable analysis to avoid multicolinearity.