Table 2.

Mean difference for Structured Assessment of Gastrointestinal Symptoms (SAGIS) domains from baseline to follow-up. Comparisons were made by two -tailed paired samples t-test. Data shown represents the mean difference and standard deviation (SD).

SAGIS Domains	Pre-Intervention Symptom Score (n = 20) Mean (SD)	Post-Intervention Symptom Score (n = 20) Mean (SD)	Mean (S) Difference	p-Value
Acid regurgitation/gas Three items Maximum score = 12	1.8 (1.20)	0.9 (1.83)	0.9 (1.71)	<0.05
Diarrhea/incontinence Six items Maximum score = 24	9.85 (3.84)	4.05 (3.86)	5.8 (4.48)	<0.001
Difficult defecation and constipation Two items Maximum score = 8	1.7 (1.78)	1.05 (1.39)	0.65 (1.84)	0.131
Nausea/vomiting Four items Maximum score = 16	0.75 (1.52)	0.35 (0.75)	0.4 (1.40)	0.214
Epigastric pain/discomfort Seven items Maximum score = 24	5.35 (4.67)	2.45 (3.25)	2.9 (3.99)	<0.005
TOTAL Maximum score = 84	21.15 (10.99)	9.8 (9.58)	11.36 (10.76)	<0.001