Table 3 Comparison of postoperative complications between group H and group C

Postoperative complications [cases (%)]

 Total cases

18(30.0)

21(40.4)

χ² = 1.324

0.250

 Esophagojejunal anastomotic fistula

1(1.7)

2(3.8)

χ² = 0.508

0.476

 Esophagojejunal anastomotic stenosis

1(1.7)

3(5.8)

χ² = 1.361

0.243

 Esophagojejunal anastomotic hemorrhage

0

2(3.8)

χ² = 2.350

0.125

 Duodenal stump leakage

2(3.3)

1(1.9)

χ² = 0.213

0.645

 Lymphatic leakage

4(6.7)

3(5.8)

χ² = 0.038

0.845

 Pleural effusion

2(3.3)

2(3.8)

χ² = 0.021

0.884

 Reflux esophagitis

3(5.0)

2(3.8)

χ² = 0.087

0.768

 Incisional infection

2(3.3)

4(7.7)

χ² = 1.044

0.307

 Intestinal obstruction

3(5.0)

2(3.8)

χ² = 0.087

0.768

Clavien-Dindo classification [cases (%)]

 I and II

13(21.7)

15(28.8)

χ² = 0.766

0.382

 ≥III

5(8.3)

6(11.5)

χ² = 0.323

0.570