Table 1.

Preprocedural and postprocedural changes in gastroparesis cardinal symptom index scores and gastric scintigraphy results

	Pre–open accordion	Post–open accordion	Relative % change
Patient 1
GCSI total	0.58	0.083	−85.7
Nausea/vomiting subdomain	0	0	0
Fullness subdomain	1.75	0.25	−85.7
Bloating subdomain	0	0	0
Gastric scintigraphy study
2-h retention, %	60	55	−8.3
4-h retention, %	31	21	−32.3
Patient 2
GCSI total	3.67	1.75	−52.3
Nausea/vomiting subdomain	3	2.5	−16.7
Fullness subdomain	5	2.75	−45.0
Bloating subdomain	2	0	−100
Gastric scintigraphy study
2-h retention, %	97	75	−22.7
4-h retention, %	89	65	−27.0

GCSI, Gastroparesis cardinal symptom index scores.