Observer
Copyright ©2008 The WJG Press and Baishideng.
World J Gastroenterol. Jul 14, 2008; 14(26): 4127-4130
Published online Jul 14, 2008. doi: 10.3748/wjg.14.4127
Table 1 CDAI items and weighting factors
Item (daily sum per week)Weighting factor
Number of liquid or very soft stools2
Abdominal pain score in one week (rating, 0-3)5
General well-being (rating, 1-4)7
Sum of physical findings per week:20
Arthritis/arthralgia
Mucocutaneous lesions (e.g. erythema nodosum, aphthous ulcers)
Iritis/uveitis
Anal disease (fissure, fistula, etc)
External fistula (enterocutaneous, vesicle, vaginal, etc)
Fever over 37.8°C
Antidiarrheal use (e.g. diphenoxylate)30
Abdominal mass (no = 0, equivocal = 2, yes = 5)10
47 minus hematocrit (males) or 42 minus hematocrit (females)6
1-x (1-body weight divided by a standard weight)1