Table 2.

Colon histological score standard.

Points	Inflammation	Intestinal mucosa
0	No	No interstitial edema, and no hurt in the mucosa
1	Slight	Interstitial edema, and mucosal hurts
2	Moderate	Interstitial edema, and mucosal and submucosal hurts
3	Severe	Interstitial edema, and transmural hurts