The influence of an interactive educational approach on advance care planning counseling in individuals with psychiatric disorders

Table 3 Measures of participants’ ACP of knowledge, attitude and intent to sign for the effect of group, time, and interactions between the control and intervention group using generalized estimating equations

Measure	β	SE	Wald χ2	p-value
Knowledge scale (scores)
Intercept	7.56	0.40	364.54	< 0.001***
Group(intervention vs. control)	-0.84	0.59	2.04	0.153
Time	-0.51	0.30	2.83	0.093
Group*Time	3.31	0.51	41.85	< 0.001***
Attitude scale (scores)
Intercept	38.16	0.93	1692.45	< 0.001***
Group(intervention vs. control)	-2.09	1.33	2.46	0.117
Time	-2.29	0.73	9.81	0.002**
Group*Time	4.91	1.18	17.19	< 0.001***
Intent to sign scale (scores)
Intercept	14.27	0.52	745.59	< 0.001***
Group(intervention vs. control)	0.80	0.95	0.71	0.399
Time	0.36	0.18	3.86	0.049*
Group*Time	0.73	0.60	1.49	0.222

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