Preference of individuals in the treatment strategies of acute myocardial infarction in China: a discrete choice experiment

Table 3 Estimated Relative Preference Weights for three classes

Attribute		Class 1 n = 146 (38.1%)			Class 2 n = 177 (46.2%)			Class 3 n = 60 (15.7%)
Attribute		Coefficient	SE	P value	Coefficient	SE	P value	Coefficient	SE	P value
Treatment method	Only medication	−0.287	0.064	< 0.001	0.013	0.111	0.904	0.268	0.154	0.087
	Stent intervention + medication maintenance	0.159	0.064	0.014	−0.198	0.114	0.084	− 0.352	0.171	0.044
	Bypass surgery + medication maintenance	0.129	0.064	0.047	0.184	0.118	0.119	0.084	0.156	0.595
Mortality within five years	1%	0.175	0.064	0.007	2.509	0.166	< 0.001	0.332	0.152	0.032
	20%	−0.048	0.064	0.456	0.246	0.104	0.020	−0.211	0.166	0.209
	40%	−0.127	0.064	0.049	−2.755	0.192	< 0.001	−0.121	0.164	0.464
Complication rate within one year	0%	0.128	0.063	0.045	0.589	0.125	< 0.001	0.588	0.149	< 0.001
	8%	0.069	0.064	0.286	0.099	0.116	0.394	−0.343	0.173	0.052
	16%	−0.197	0.065	0.003	−0.688	0.125	< 0.001	−0.245	0.170	0.156
Treatment duration	3 days	0.104	0.064	0.109	0.205	0.113	0.073	−0.091	0.160	0.571
	10 days	0.210	0.064	0.001	0.482	0.119	< 0.001	0.076	0.159	0.635
	lifetime	−0.314	0.065	< 0.001	− 0.687	0.123	< 0.001	0.016	0.157	0.922
Expense	RMB$50000	−0.026	0.099	0.797	0.399	0.179	0.027	0.519	0.212	0.017
	RMB$100000	−0.126	0.099	0.204	0.277	0.176	0.119	0.502	0.214	0.022
	RMB$150000	0.198	0.100	0.049	−0.277	0.171	0.108	0.162	0.230	0.483
	RMB$200000	0.025	0.099	0.805	−0.210	0.167	0.209	−0.115	0.240	0.632
	RMB$250000	−0.070	0.099	0.477	−0.189	0.177	0.289	−1.068	0.327	0.002

ISSN: 1477-7525