Transient lower oesophageal sphincter (LOS) relaxations and motor function of the proximal stomach in the basal period during pressure controlled distensions
| Placebo experiment | Morphine experiment | |
|---|---|---|
| Values are median (interquartile range). | ||
| *As a measure of proximal gastric tone. | ||
| Transient LOS relaxations (No/15 min) | 2 (1–3) | 2 (1–2) |
| Intrabag volume (ml)* | 496 (371–859) | 561 (229–888) |
| Volume waves (No /15 min) | 7 (1–8) | 6 (3–11) |