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Table 2 Comparison of clinicopathological characteristics

From: Clinicopathological characteristics and optimal management for esophagogastric junctional cancer; a single center retrospective cohort study

Variable Type E (SQ) (n = 12) Type E (AD) (n = 6) Type Ge (n = 27) Type G (n = 47) P-value
Sex      0.906
 Male 10 5 20 37  
 Female 2 1 7 10  
Age (mean ± SD) 64.4 ± 6.84 66.3 ± 7.97 65.2 ± 10.6 66.5 ± 9.67 0.728
Extent of surgical resection      < 0.001**
 Subtotal esophagectomy with partial gastrectomy 11 3 0 0  
 Proximal gastrectomy with partial esophagectomy 1 1 8 20  
 Total gastrectomy with partial esophagectomy 0 2 19 27  
Extent of lymph node dissection      < 0.001**
 Abdominal, mediastinal and cervical 9 2 0 0  
 Abdominal and mediastinal 2 3 4 0  
 Abdominal and lower mediastinal 1 1 17 8  
 Abdominal 0 0 6 39  
Number of dissected lymph nodes (mean ± SD) 28.1 ± 12.1 28.7 ± 18.1 46.4 ± 34.6 35.3 ± 26.8 0.295
Pathological tumor size (mm, mean ± SD) 46.3 ± 22.4 41.5 ± 36.4 62.2 ± 18.6 37.9 ± 20.5 < 0.001**
Main histological type      < 0.001**
 Squamous cell carcinoma 12 0 1 0  
 Adenocarcinoma 0 6 26 47  
Esophagogastric junctional invasion      < 0.001**
 Yes 6 3 27 0  
 No 6 3 0 47  
Siewert classification      < 0.001**
 Type I 2 0 0 0  
 Type II 1 0 15 0  
 Type III 0 0 11 0  
 Not applicable 3 12 1 47  
Depth of tumor invasion      0.025*
 pT1 3 3 4 23  
 pT2 0 1 3 7  
 pT3 9 2 14 10  
 pT4 0 0 6 7  
Lymph node metastasis      0.005**
 pN0 3 3 8 33  
 pN1 6 2 6 5  
 pN2 2 1 5 6  
 pN3 1 0 8 3  
Distant metastasis      < 0.001**
 M0 8 5 12 47  
 M1 4 1 15 0  
TNM Stage      < 0.001**
 pStage I 2 3 4 27  
 pStage II 2 0 6 11  
 pStage III 4 2 2 9  
 pStage IV 4 1 15 0  
  1. * P < 0.05, ** P < 0.01.
  2. Including lower thoracic paraesophageal, diaphragmatic and posterior mediastinal lymph node.