Group A (n = 12)

Group B (n = 12)

P value

Endoscopic findings

Reflux esophagitis

Negative

100% (12/12)

75.0% (9/12)

0.1086

Positive

0% (0/12)

25.0% (3/12)

Gastritis in the remnant stomach

Negative

91.7% (11/12)

33.3% (4/12)

0.0047

Positive

8.3% (1/12)

66.6% (8/12)

Gastric stasis in the remnant stomach

Negative

100% (12/12)

0% (0/12)

<0.0001

Positive

0% (0/12)

100% (12/12)