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Table 3 Logistic multivariable analyses for the prediction of lymph node-negative and lymph node-positive in pT1 IAC and SCC patients

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

Factors Odds ratio 95% Confidence interval P value
IAC and SCC patients
 Gender (male vs. female) 1.333 0.475–3.741 0.580
 Preoperative CEA level (<5.0 vs. ≥5.0 IU/mL) 3.647 1.908–6.971 <0.0001
 Histology (IAC vs. SCC) 4.286 2.015–9.116 <0.0001
 Tumor size, cm (≤1.0 vs. >1.0–≤2.0 vs.>2.0–≤3.0) 1.744 1.006–3.024 0.048
IAC patients
 Preoperative CEA level (<5.0 vs. ≥5.0 IU/mL) 6.132 2.787–13.490 <0.0001
 Tumor size, cm (≤1.0 vs. >1.0–≤2.0 vs. >2.0–≤3.0) 2.227 1.119–4.432 0.023
  1. CEA carcinoembryonic antigen, IAC invasive lung adenocarcinoma, SCC squamous cell lung cancer