Table 1

 Demographic characteristics and barostat findings in patients with idiopathic gastroparesis with delayed gastric emptying 1–1.5 times the upper limit and >1.5 times the upper limit of normal emptying rate

1–1.5 times upper limit>1.5 times upper limitp Value
f, female; m, male; MDP, minimal distending pressure.
Values are mean (SD).
Age (years)43 (2)39 (3)NS
Sex (m:f)14:215:18NS
Weight (kg)62 (2)61 (3)NS
Height (cm)167 (1)165 (2)NS
MDP (mm Hg)7 (0.5)6 (0.5)NS
Perception pressure (mm Hg above MDP)4 (0.5)3.5 (0.6)NS
Discomfort pressure (mm Hg above MDP)10 (0.5)9 (1)NS
Compliance (ml/mm Hg)65 (10)61 (4)NS
Perception volume (ml)327 (55)229 (39)NS
Discomfort volume (ml)639 (38)501 (43)0.02
Preprandial balloon volume (ml)221 (24)162 (26)NS
Postprandial balloon volume (ml)377 (34)232 (36)0.007
Meal-induced relaxation (ml)155 (26)70 (30)0.04