Effects of an Omaha System-based follow-up regimen on self-care and quality of life in gastrointestinal surgery patients

Table 4 Comparison of disease activity before and after the intervention (mean ± SD, points)

Group	Group A (n = 64)	Group B (n = 64)	t value	P value
Defecation time
Before intervention	1.48 ± 0.50	1.55 ± 0.50	0.703	0.483
After intervention	0.63 ± 0.49a	0.78 ± 0.42a	1.948	0.054
Hematochezia
Before intervention	1.89 ± 0.31	1.86 ± 0.35	0.531	0.596
After intervention	0.52 ± 0.50a	0.94 ± 0.24a	6.030	< 0.001
Endoscopic performance
Before intervention	1.77 ± 0.46	1.70 ± 0.46	0.766	0.445
After intervention	0.77 ± 0.43a	0.97 ± 0.18a	3.521	< 0.001
Overall physician evaluation
Before intervention	1.50 ± 0.50	1.55 ± 0.50	0.527	0.599
After intervention	0.27 ± 0.45a	0.89 ± 0.31a	9.173	< 0.001
Total disease activity score
Before intervention	6.72 ± 0.93	6.88 ± 0.83	1.003	0.318
After intervention	2.17 ± 0.83a	3.58 ± 0.66a	10.618	< 0.001

^aP < 0.05, compared with the same group before intervention.