Fig. 2

The assessment of gastric fundal accommodation and gastric motility with and without pain. T0: the end of the incremental ingestion. T1: 1–minute after the after the subject had changed position (T0). T2: 15–minutes after the subject had changed position (T0). ※1: measure of the cross–sectional area of the proximal stomach. ※2: measure of the antral cross–sectional area. ※3: measure of the number of contractions and the contraction rate for 3–minute period