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Table 3 General characteristics and their relationship with lymph node metastasis (K-S test)

From: Risk factors for lymph node metastasis and surgical scope in patients with cN0 non-small cell lung cancer: a single-center study in China

Variables

pN0

pN1 + N2

Z

p

C/T ratio

0.65 (0.28, 1.00)

1.00 (1.00, 1.00)

3.082

 < 0.001

Serum CEA level (μg/L)

1.90 (1.19, 3.02)

2.83 (1.67, 6.19)

1.851

0.002

NLR

1.63 (1.27, 2.19)

1.79 (1.20, 2.29)

3.082

0.748

PLR

116.14 (92.57, 150.60)

114.45 (82.96, 170.80)

0.677

0.133

LMR

5.11 (3.86, 7.90)

5.03 (3.43, 6.21)

0.984

0.287

  1. pN0: Pathological diagnosis without lymph node metastasis. pN1 + N2: Pathological diagnosis with N1 and/or N2 metastasis. C/T ratio: consolidation size/tumor size ratio. CEA: carcinoembryonic antigen. PLR: platelet-to-lymphocyte ratio. NLR: neutrophil-to-lymphocyte ratio. LMR: lymphocyte-to-monocyte ratio