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Table 5 Independent predictive factors of non-lobe specific lymph node metastasis

From: Is lobe specific lymph node dissection adequate for cN0–1 non-small cell lung cancer?

Variables

P value

OR

95% CI

Hypertension

0.025

0.512

0.286–0.918

Smoking history

0.077

0.617

0.361–1.053

CEA level

0.034

1.684

1.040–2.725

Tumor location

 RUL

0.165

0.598

0.289–1.236

 RLL

0.022

2.111

1.116–3.992

 LUL

0.335

0.717

0.364–1.411

 LLL

/

1

/

Histology

 Adenocarcinoma

/

1

/

 SCC

0.487

0.759

0.348–1.654

 Others

0.733

1.162

0.491–2.749

N1 involvement

 10

0.152

1.446

0.873–2.396

 11

0.030

1.774

1.056–2.980

  1. OR odds ratio; CI confidence interval; CEA carcinoembryonic antigen; RUL right upper lobe; RLL right lower lobe; LUL left upper lobe; LLL left lower lobe; SCC Squamous cell carcinoma