Effect of cognitive behavior therapy combined with exercise intervention on the cognitive bias and coping styles of diarrhea-predominant irritable bowel syndrome patients

Table 2 Irritable Bowel Syndrome Symptom Severity Scale scores before and after the intervention in each group of patients (mean ± SD)

Group	n	Baseline	6 wk	12 wk	24 wk
CBT+E	28	252.07 ± 2.32	184.75 ± 3.56	179.85 ± 4.05	177.14 ± 4.61
Control	29	253.13 ± 1.97	197.51 ± 9.04	205.68 ± 10.89	191.89 ± 9.39