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Table 1 Clinicopathological features

From: Transhiatal and transthoracic resection in adenocarcinoma of the esophagus: Does the operative approach have an influence on the long-term prognosis?

Clinicopathological features
  total transhiatal (TH) transthoracic (TT) p-value
  (n = 150) (n = 103) (n = 47)  
age (years)           
median (range) 61 (28–78) 63 (28–78) 60 (35–75) 0.199
U-test
ASA classification
ASA II 62 145 42.8% 44 99 44.4% 18 46 39.1% 0.592
ASA III-IV 83 145 57.2% 55 99 55.6% 28 46 60.9%  
Fisher's exact test
R classification
RO 131 149 87.9% 94 102 92.2% 37 47 78.7% 0.029
R1, R2 18 149 12.1% 8 102 7.8% 10 47 21.3%  
Fisher's exact test
tumor localization
upper third 1 149 0.7% 0 103 0.0% 1 46 2.2%  
middle third 15 149 10.1% 8 103 7.8% 7 46 15.2% 0.155
lower third 133 149 89.3% 95 103 92.2% 38 46 82.6%  
Chi-Square (Pearson)
pT category
pT1 28 150 18.7% 27 103 26.2% 1 47 2.1%  
pT2 39 150 26.0% 34 103 33.0% 5 47 10.6% <0.0005
pT3 77 150 51.3% 41 103 39.8% 36 47 76.6%  
pT4 6 150 4.0% 1 103 0.9% 5 47 10.6%  
Chi-Square (Pearson)
pN category
pN0 51 146 34.9% 41 100 41.0% 10 46 21.7% 0.027
pN1-2 95 146 65.1% 59 100 59.0% 36 46 78.3%  
Fisher's exact test
pM category
pM0 105 149 70.5% 75 102 73.5% 30 47 63.8% 0.250
pM1 44 149 29.5% 27 102 26.5% 17 47 36.2%  
Fisher's exact test
UICC stage
UICC I-II 62 149 41.6% 53 102 52.0% 9 47 19.2% <0.0005
UICC III-IV 87 149 58.4% 49 102 48.0% 38 47 80.9%  
Chi-Square (Pearson)
tumor grading
G1 10 146 6.9% 8 100 8.0% 2 46 4.4% 0.167
G2 43 146 29.5% 32 100 32.0% 11 46 23.9%  
G3 76 146 52.1% 46 100 46.0% 30 46 65.2%  
G4 17 146 11.6% 14 100 14.0% 3 46 6.5%  
Chi-Square (Pearson)
tumor length (grouped)
0–4 cm 69 143 48.3% 52 98 53.1% 17 45 37.8% 0.225
>4–8 cm 62 143 43.4% 39 98 39.8% 23 45 51.1%  
>8 cm 12 143 8.4% 7 98 7.1% 5 45 11.1%  
Chi-Square (Pearson)