Table 1.

The 18 items from LIDHS diagnostic criterion for UC patients based on literature review.

Items	1998 criterion [17]	2002 criterion [18]	2005 criterion [19]	2010 criterion [20]	2011 criterion [21]
Diarrhoea	Yes	Yes	Yes	Yes	Yes
Abdominal pain	Yes	Yes	Yes	Yes	Yes
Bloody purulent stool	Yes	Yes	Yes	Yes	Yes
Mucus stool	Yes	No	No	Yes	Yes
Tenesmus	Yes	Yes	Yes	Yes	Yes
Anal burning	Yes	Yes	Yes	Yes	Yes
Fever	No	Yes	Yes	Yes	Yes
Scanty deep-yellow urine	Yes	Yes	Yes	Yes	Yes
Bitter taste in mouth	Yes	No	No	Yes	Yes
Dry mouth	No	No	No	Yes	Yes
Halitosis	No	No	No	Yes	No
Red tongue	Yes	Yes	Yes	Yes	Yes
Greasy fur	Yes	Yes	Yes	Yes	Yes
Yellow fur	Yes	Yes	Yes	Yes	Yes
Thick fur	No	No	No	No	Yes
Rapid pulse	Yes	Yes	Yes	Yes	Yes
Slippery pulse	Yes	Yes	Yes	Yes	Yes
Soft pulse	Yes	Yes	Yes	No	Yes

Yes: the item exists in the criterion. No: the item does not exist in the criterion.