Alkaline sphingomyelinase deficiency impairs intestinal mucosal barrier integrity and reduces antioxidant capacity in dextran sulfate sodium-induced colitis

Table 1 Assessment of the disease activity index scores

Score	Weight loss	Stool consistency	Blood in stool
0	None	Normal pellets	Negative
1	1%-5%	Slight loose but still sharp	Hemoccult positive
2	5%-10%	Loose pellet	Visual slightly bleeding
3	10%-15%	Loose feces and no shape	Obvious bleeding but no adhesion around the anus
4	> 15%	Diarrhea	Gross bleeding and blood incrustation around the anus