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Table 4 Univariate and multivariable Cox analyses of overall IAC patient survival

From: Association of lymph node involvement with the prognosis of pathological T1 invasive non-small cell lung cancer

Factors Univariate analysis Multivariable analysis
Hazard ratio 95% Confidence interval P value Hazard ratio 95% Confidence interval P value
Gender (male vs. female) 0.495 0.241–1.015 0.055    
Preoperative CEA levels (<5.0 vs. ≥5.0 IU/mL) 2.511 1.245–5.065 0.010 1.865 0.850–4.090 0.120
Lymph node metastasis (absent vs. present) 2.360 1.114–5.001 0.025 2.154 1.033–4.493 0.041
  1. CEA carcinoembryonic antigen, IAC invasive lung adenocarcinoma