Table 2.

Mayo scoring system for assessment of ulcerative colitis activity

Measure	Scoring system
Stool frequency (per day)	0 = normal number of stools for patient
	1 = 1–2 more stools than normal
	2 = 3–4 more stools than normal
	3 = 5+ more stools than normal
Rectal bleeding	0 = no blood seen
	1 = streaks of blood with stool less than 50% of time
	2 = obvious blood with stool most of time
	3 = passes blood without stool
Findings on endoscopy	0 = normal or inactive disease
	1 = mild disease
	2 = moderate disease
	3 = severe disease
Physician’s global assessment	0 = normal
	1 = mild disease
	2 = moderate disease
	3 = severe disease