Investigating the Influence of the Shared Decision-Making Perception on the Patient Adherence of the Home- and Exercise-Based Cardiac Rehabilitation After Percutaneous Coronary Intervention

Figures & data

Figure 1 The technical roadmap of this study.

Abbreviations: PCI, percutaneous coronary intervention; CHD, coronary heart disease; PKS-CHD, Perceived Knowledge Scale for Coronary Heart Disease; SDM-Q-9, The 9-item Shared Decision Making Questionnaire; SSMC, The Scale of Self-Management with Coronary Artery Disease; CR, cardiac rehabilitation.

Table 1 Sample Characteristics (n = 283)

Variables	Classification	Number of Case (n)	Composition Ratio (%)
Age (year)	≤50	43	15.2
	51~60	99	35.0
	61~70	80	28.3
	≥71	61	21.6
Gender	male	164	58.0
	Female	119	42.0
Marital status	Unmarried	0	0
	Married	270	95.4
	Divorce	2	0.7
	Widowed	11	3.9
Education	Primary School	101	35.7
	Junior high school	77	27.2
	High school	50	17.7
	College	55	19.4
	Master	0	0
Residence	Living alone	7	2.5
	Living with family	276	97.5
Location	City	129	45.6
	Rural	102	36.0
	County	52	18.4
Career	Worker	99	35.0
	Farmer	115	40.6
	Manager	30	10.6
	Teacher	12	4.2
	Other	27	9.5
Patient monthly	<2000/305	148	52.3
income (Yuan/$)	2000~4000/305~611	82	29.0
	>4000/611	53	18.7
Medical insurance	Social insurance	25	8.8
	Rural insurance	124	43.8
	City insurance	131	46.3
	Self-pay	3	1.1
	Company-pay	0	0
The duration of CHD (year)	<1	152	53.7
	1~5	75	26.5
	6~10	29	10.2
	>10	27	9.5
Family history of CHD	Yes	95	33.6
	No	188	66.4
Number of hospitalizations for CHD	First time	199	70.3
	≥2 times	84	29.7
Combined with Hypertension, Diabetes, and high cholesterol	None	103	36.4
	1 species	103	36.4
	2 species	33	11.7
	3 species	44	15.5
Number of interventions	First time	251	88.7
	≥2 times	32	11.3
Number of implanted stents	1	171	60.4
	2	71	25.1
	≥3	41	14.5
The type of CPS	Passive	79	27.9
	Cooperative	157	55.5
	Active	47	16.6

Abbreviations: CHD, coronary heart disease; CPS, control preference scale.

Table 2 The Influence of Demographic Data on the Adherence of Home- and Exercise-Based Cardiac Rehabilitation (n = 283)

Variables	Classification	Adherence Rate		X^2	P
		High	Low
Age (year)	≤50	36	7	84.377	0.000**
	51~60	85	14
	61~70	51	29
	≥71	11	50
Gender	male	110	54	0.990	0.320
	Female	73	46
Marital Status	Unmarried	0	0	3.461	0.177
	Married	176	94
	Divorce	2	0
	Widowed	5	6
Education	Primary School	59	42	5.736	0.125
	Junior high school	58	19
	High school	31	19
	College	35	20
	Master	0	0
Residence	Living alone	4	3	0.173	0.677
	Living with family	179	97
Location	City	91	38	4.779	0.092
	Rural	64	38
	County	28	24
Career	worker	72	27	6.298	0.178
	Farmer	71	44
	Manager	18	12
	Teacher	5	7
	Other	17	10
Patient monthly	<2000	97	51	0.112	0.946
income (Yuan)	2000~4000	52	30
	>4000	34	19
Medical insurance	Social Insurance	13	12	4.478	0.214
	Rural insurance	80	44
	City insurance	87	44
	Self-pay	3	0
	Work cost	0	0
The duration of	<1	97	55	4.689	0.196
CHD (year)	1~5	53	22
	6~10	20	9
	>10	13	14
Family history	Yes	60	35	0.142	0.706
of CHD	No	123	65
Number of hospitalizations	First time	130	69	0.129	0.720
for CHD	≥2 times	53	31
Combined with	None	71	32	4.160	0.245
Hypertension,	1 species	69	34
Diabetes, and	2 species	17	16
high cholesterol	3 species	26	18
Number of	First time	156	95	6.135	0.013*
interventions	≥2 times	27	5
Number of	1	106	65	7.043	0.030*
implanted stents	2	43	28
	≥3	34	7
The type of	Passive	54	25	1.011	0.603
CPS	Cooperative	101	56
	Active	28	19

Notes: **P < 0.01; *P < 0.05.

Abbreviations: CHD, coronary heart disease; CPS, control preference scale.

Table 3 The Influence of the Perception of Shared Decision-Making on the Adherence of Home- and Exercise-Based Cardiac Rehabilitation (n = 283)

Variables	B	S.E	Wald	Sig	Exp(B)	95% CI for Exp(B)
						Lower	Higher
SDM-Q-9**	0.094	0.019	25.443	0.000	1.099	1.059	1.140
Constant	−2.890	0.692	17.432	0.000	0.056

Notes: **P < 0.01; SDM-Q-9, The 9-item Shared Decision-Making Questionnaire.

Table 4 The Influence of Knowledge of CHD on the Adherence of Home- and Exercise-Based Cardiac Rehabilitation (n = 283)

Variable Dimension	B	S.E	Wald	Sig	Exp(B)	95% CI for Exp(B)
						Lower	Higher
The concept of CHD*	0.720	0.241	8.935	0.003	2.054	1.281	3.294
Risk factors**	2.449	0.324	57.145	0.000	11.574	6.134	21.838
Predisposing factors**	1.411	0.195	52.493	0.000	4.102	2.800	6.009
Clinical manifestations**	0.255	0.098	6.808	0.009	1.291	1.066	1.564
Clinical examination	0.099	0.103	0.922	0.337	1.104	0.902	1.351
Treatment**	1.271	0.250	25.770	0.000	3.565	2.182	5.824
Drug Knowledge**	0.149	0.046	10.332	0.001	1.160	1.060	1.270
Secondary prevention**	1.069	0.145	54.406	0.000	2.914	2.193	3.871
PKS-CHD**	0.266	0.034	59.377	0.000	1.304	1.219	1.395

Notes: **P < 0.01; *P < 0.05.

Abbreviations: CHD, coronary heart disease; PKS-CHD, Perceived Knowledge Scale for Coronary Heart Disease.

Table 5 The Influence of Self-Management Behavior with CHD on the Adherence of Home- and Exercise-Based Cardiac Rehabilitation (n = 283)

Variable Dimension**	B	S.E	Wald	Sig	Exp(B)	95% CI for Exp(B)
						Lower	Higher
Life management**	0.186	0.030	37.771	0.000	1.205	1.135	1.278
Medical management**	0.055	0.016	12.465	0.000	1.057	1.025	1.089
Emotional management**	0.183	0.038	23.004	0.000	1.201	1.114	1.294
SSMC**	0.076	0.013	36.306	0.000	1.079	1.053	1.107

Note: **P < 0.01.

Abbreviation: SSMC, The Scale of Self-Management with Coronary Artery Disease.

Table 6 Multivariate Analysis of Adherence with Home- and Exercise-Based Cardiac Rehabilitation (n = 283)

Variables	B	S.E	Wald	Sig	Exp(B)	95% CI for Exp(B)
						Lower	Higher
Age**	−0.254	0.057	20.098	0.000	0.775	0.694	0.867
Number of interventions	1.641	1.341	1.497	0.221	5.159	0.372	71.480
Number of implanted stents	−0.248	0.546	0.207	0.649	0.780	0.267	2.276
SDM-Q-9*	0.134	0.056	5.634	0.018	1.143	1.024	1.277
The concept of CHD	−0.729	0.856	0.725	0.395	0.482	0.090	2.584
Risk factors**	2.388	0.709	11.355	0.001	10.889	2.715	43.665
Predisposing factors**	1.878	0.564	11.085	0.001	6.543	2.165	19.770
Clinical manifestations	0.082	0.410	0.040	0.842	1.085	0.486	2.425
Treatment**	2.202	0.803	7.512	0.006	9.044	1.873	43.676
Drug Knowledge	0.213	0.401	0.282	0.596	1.237	0.564	2.713
Secondary prevention**	1.521	0.519	8.593	0.003	4.579	1.656	12.662
PKS-CHD	−0.298	0.323	0.853	0.356	0.742	0.394	1.398
Life management*	0.181	0.075	5.726	0.017	1.198	1.033	1.389
Medical management	−0.007	0.054	0.018	0.893	0.993	0.893	1.104
Emotional management*	0.276	0.115	5.743	0.017	1.317	1.051	1.650
Constant	−33.427	7.153	21.836	0.000	0.000

Notes: **P < 0.01; *P < 0.05.

Abbreviations: SDM-Q-9, The 9-item Shared Decision-Making Questionnaire; CHD, coronary heart disease; PKS-CHD, Perceived Knowledge Scale for Coronary Heart Disease.