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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