The Effect of Teach-Back Combined with King Interactive Standard Mode on the Life of COPD Patients

Table 3

Comparison of SGRQ scores between the two groups [(χ ± s), fraction].

Factor	Time	Control one	Observation one	t
		n = 50	n = 50
Respiratory symptoms	Before intervention	63.25 ± 6.85	64.32 ± 6.72	0.788	0.432
	Intervention for 3 months	53.77 ± 5.16	49.08 ± 5.46	4.414	<0.001
	Intervention for 6 months	46.26 ± 5.58	43.56 ± 5.05	2.537	0.013
Limited activity	Before intervention	60.74 ± 7.88	59.65 ± 7.96	0.688	0.493
	Intervention for 3 months	52.77 ± 7.45	46.32 ± 6.39	4.647	<0.001
	Intervention for 6 months	45.36 ± 5.97	40.45 ± 4.82	4.525	<0.001
Disease impact	Before intervention	61.78 ± 7.12	62.67 ± 6.31	0.661	0.510
	Intervention for 3 months	54.55 ± 6.85	49.44 ± 6.66	3.782	<0.001
	Intervention for 6 months	44.89 ± 5.34	41.28 ± 5.13	3.447	0.001
Overall SGRQ score	Before intervention	61.92 ± 5.88	62.21 ± 6.03	0.243	0.808
	Intervention for 3 months	53.69 ± 5.41	48.28 ± 5.11	5.140	<0.001
	Intervention for 6 months	45.50 ± 4.97	41.76 ± 4.57	3.917	<0.001

indicates the comparison with the control group.