Table 3.

Macroscopic score.

Characteristic	Score
Ulcers	Absence: 0
	1 ulcer smaller than 0.5 cm: 1
	1 ulcer between 0.5 and 1 cm: 2
	2 ulcers smaller than 1 cm or 1 ulcer larger than 1 cm: 3
	2 ulcers larger than 1 cm: 4
	More than 2 ulcers: 5
Adhesions	Presence: 1; Absence: 0
Hyperaemia	Presence: 1; Absence: 0
Altered transit	Presence: 1; Absence: 0
Colon wall thickening	Presence: 1; Absence: 0