Table 1.

Scores of the disease activity index (DAI).

Score	Body weight loss (%)	Bleeding	Diarrhea
0	<2%	No blood in stool	Normal stool
1	≥2–<5%	Weak hemoccult in stool	Softer stool
2	≥5–<10%	Visible blood in stool	Unformed stool
3	≥10–<15%	Fresh rectal bleeding	Watery stool
4	≥15%	–	–