pylori infection), previous abdominal surgery ... Gastric emptying = [Antral area at 1 min - Antral area at 15 min]/Antral area at 1 min × 100 Frequency of antral contractions = Number of ...

The median fasting antral area was significantly reduced, (p=0.01) the delta in gastric emptying rate was significantly increased (p=0.01) and the median episodes/day of regurgitation was reduced ...