Table 3.

Clinical signs and symptoms during 28-day study period^a

	Rifaximin (n=74)	Placebo (n=73)
Diarrhea (n (%))	9 (13)b	1 (1)
Visible blood in stool (n (%))	0 (0)	1 (1)
Vomiting (n (%))	7 (10)	4 (5)
Abdominal pain (n (%))	19 (26)	16 (22)
Cough (n (%))	18 (25)	14 (19)
Rash (n (%))	2 (3)	4 (6)
Change in weight from day 0 to day 28 (g)	72±886c	4.0±762

^aAssessed daily during a 7-day intervention period and weekly during a 3-week follow-up period.

^bStatistically significant, P=0.02.

^cMean±s.d.