Table 1.

Scoring of disease activity index [25]

Score	Weight loss	Stool consistency	Occult/gross hematochezia
0	None	Normal	Normal
1	1-5%
2	5-10%	Loose stools	Fecal occult blood test (+)
3	10-15%
4	>15%	Watery stools	Gross hematochezia

Note: DAI was scored by cumulating scores from the 3 categories.