. 2007 Dec 5;6:42. doi: 10.1186/1475-2891-6-42

Table 4.

Digestive symptom intensity (ranged from 0 to 3) in elderly health volunteers during the basal (2 wks), scFOS (4 wks) and follow-up (4 wks) periods (n = 12, mean ± SEM)

	Basal period	scFOS period	Follow-up period
Excessive flatus	0	0,83 ± 0,3^a	0,25 ± 0,13
Bloating	0	0,67 ± 0,26^a	0,33 ± 0,14
Borborygmi	0	0	0
Abdominal pain	0	0,42 ± 0,23	0,25 ± 0,13

Symptom intensity was rated as follow: 0: no symptom ; 1: mild symptoms; 2: moderate symptoms; 3: severe symptoms

^adifferent from basal period (P < 0.05)