Traditional Chinese medicine (Shun-Qi-Tong-Xie Granule) for irritable bowel syndrome: study protocol for a randomised controlled trial

Table 2 Mode of irritable bowel syndrome (IBS)

Question	Score
A) In the last 3 months, how often did you have hard or lumpy stools?	0 Never or rarely
	1 Sometimes
	2 Often
	3 Most of the time
	4 Always
B) In the last 3 months, how often did you have loose, mushy or watery stools?	0 Never or rarely
	1 Sometimes
	2 Often
	3 Most of the time
	4 Always
Mode	Definition
IBS-C	A > 0 and B = 0
IBS-D	A = 0 and B > 0
IBS-M	A > 0 and B > 0
IBS-U	A = 0 and B = 0

ISSN: 1745-6215