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Table 2 Pathological stage after neoadjuvant treatment of patients stratified for the surgical approach

From: Minimal invasive versus open esophagectomy for patients with esophageal squamous cell carcinoma after neoadjuvant treatments

  Mckeown esophagectomy  
Demographics Open surgery MIE P
Pathological T stage    < 0.001
 0 20 (26.7) 67 (55.8)  
 T1 7 (9.3) 12 (10.0)  
 T2 14 (18.7) 17 (14.2)  
 T3 34 (45.3) 24 (20.0)  
Pathological N stage    0.844
 N0 47 (62.7) 79 (65.8)  
 N1 16 (21.3) 27 (22.5)  
 N2 8 (10.7) 10 (8.3)  
 N3 4 (5.3) 4 (3.3)  
Grade    0.002
 Posttreatment change 21 (28.0) 65 (54.2)  
 G1 8 (10.7) 4 (3.3)  
 G2 28 (37.3) 29 (24.2)  
 G3 18 (24.0) 22 (18.3)  
ypTNM stage    0.161
 I 33 (44.0) 68 (56.7)  
 II 14 (18.7) 11 (9.2)  
 III 24 (32.0) 37 (30.8)  
 IV 4 (5.3) 4 (3.3)  
  1. Data are n (%)
  2. G1 = well differentiated; G2 = moderately differentiated; G3 = poorly differentiated