A clinical trial of combined use of rosiglitazone and 5-aminosalicylate for ulcerative colitis

Table 1 Mayo DAI indices

Stool frequency
0	Normal number of stools for this patient
1	1 to 2 more stools than normal
2	3 to 4 more stools than normal
3	5 or more stools than normal
Rectal bleeding
0	No blood seen
1	Streaks of blood with stool less than half the time
2	Obvious blood with stool most of the time
3	Blood alone passed
Findings of endoscope
0	Normal or inactive disease
1	Mild disease (erythema, decreased vascular pattern, mild friability)
2	Moderate disease (marked erythema, absent vascular pattern, friability, erosions)
3	Severe disease (spontaneous bleeding, ulceration)
Physician’s global assessment
0	Normal
1	Mild disease
2	Moderate disease
3	Severe disease