Table 3.

SIBO rate in Chinese IBS-D patients pre- and post- rifaximin treatment

	LHBT		95% CI (%)	P value
	Positive/N (%)	Negative/N (%)
Pre-treatment	45 (57.7)	33 (42.3)	46.5–68.9	<0.001
Post-treatment	25 (32.1)	53 (67.9)	21.5–42.6

Note: SIBO, Small intestinal bacterial overgrowth; IBS, Irritable bowel syndrome; IBS-D, diarrhea-predominant IBS