All GES Studies (N = 125)			Liquid GES Studies (N = 33)			Solid GES Studies (N = 92)
	Normal (N = 55)	Gastroparesis (N = 70)	P	Normal (N = 12)	Gastroparesis (N = 21)	P	Normal (N = 43)	Gastroparesis (N = 49)	P
Sex	21 F (38%)	37 F (53%)	0.102	6 F (50%)	13 F (62%)	0.506	15 F (35%)	24 F (49%)	0.172
Age (y)	9.9 ± 5.5	9.1 ± 6.1	0.451	1.6 ± 1.4	1.0 ± 0.8	0.166	12.2 ± 3.7	12.5 ± 3.5	0.657
Surgeries
Appendectomy	0	2	0.206	0	0	NS	0	2	0.180
Cholecystectomy	0	3	0.120	0	0	NS	0	3	0.099
Cardiac surgery	2	0	0.108	2	0	0.54	0	0	NS
Fundoplication	6	1	0.022*	1	1	0.679	5	0	0.014*
G-tube	6	1	0.022*	2	1	0.252	4	0	0.029*
Comorbidities
GER	27	26	0.180	12	9	0.001	15	17	0.985
Neurodevelopmental   delay	4	4	0.724	3	4	0.687	1	0	0.283
Genetic disorder	1	2	0.706	1	1	0.679	0	1	0.346
Prematurity	7	5	0.293	6	5	0.125	1	0	0.283
Connective tissue   disease	0	1	0.373	0	0	NS	0	1	0.346
Type 1 diabetes	2	0	0.108	0	0	NS	2	0	0.127
Hypothyroidism	0	1	0.373	0	0	NS	0	1	0.346
Cystic Fibrosis	2	0	0.108	0	0	NS	2	0	0.127
Other†	0	0	NS	0	0	NS	0	0	NS
Symptoms
Abdominal Pain	33	46	0.511	1	3	0.614	32	43	0.100
Nausea	16	23	0.652	0	1	0.443	16	22	0.455
Vomiting	35	46	0.809	9	18	0.443	26	28	0.747
Difficulty w/meals	22	36	0.203	7	14	0.632	15	22	0.328
Constipation	5	15	0.062	0	6	0.041	5	9	0.369
Weight loss	3	11	0.071	0	0	NS	3	11	0.039
Medications before EGD
Proton pump   inhibitor	33	45	0.623	7	9	0.392	26	36	0.184
H2 antagonist	4	2	0.252	2	1	0.252	2	1	0.482

^*Fisher exact test < 0.05.

^†Other = mitochondral disease, metabolic disease, biliary dyskinesia, myopathy, and milk protein allergy.

Bold values indicate statistically significant.

EGD indicates esophagogastroduodenoscopy; GES, gastric emptying scintigraphy.