Comparison of 5-hydroxytryptophan signaling pathway characteristics in diarrhea-predominant irritable bowel syndrome and ulcerative colitis

Table 2 Comparisons of changes in the gastrointestinal symptom scores of patients in each group (mean ± SD)

Symptom	Normal	IBS-D	UC in remission
Abdominal pain or discomfort	0.25 ± 0.05	1.84 ± 0.67a	2.84 ± 0.81b
Stool frequency	0.55 ± 0.05	1.46 ± 0.58a	2.34 ± 0.76b
Stool	0.75 ± 0.05	1.44 ± 0.67a	1.89 ± 0.87b
Mucus	0.10 ± 0.03	1.04 ± 0.84b	1.58 ± 0.67b
Defecation	0.55 ± 0.05	1.06 ± 0.74	1.86 ± 0.86b
Total score	1.75 ± 0.23	6.83 ± 1.86a	9.51 ± 1.91b

^aP < 0.05,

^bP < 0.01 vs normal. UC: Ulcerative colitis; IBS-D: Diarrhea-predominant irritable bowel syndrome.