Table 1.

Estimated Relative Preference Weights for overall

	Estimated preference weights				Odds ratio
Attributes	Level	Coefficient	Standard Error	P value	Odds ratio	95% CI
Treatment method	Only medication	−0.090	0.046	0.048	reference
	Stent intervention + medication maintenance	0.013	0.046	0.780	1.109	(1.014–1.212)
	Bypass surgery + medication maintenance	0.078	0.045	0.088	1.183	(1.082–1.293)
Mortality within five years	1%	0.727	0.046	< 0.001	reference
	20%	0.007	0.044	0.875	0.487	(0.447–0.530)
	40%	−0.734	0.049	< 0.001	0.232	(0.211–0.255)
Complication rate within one year	0%	0.208	0.045	< 0.001	reference
	8%	0.002	0.045	0.969	0.814	(0.745–0.890)
	16%	−0.209	0.046	< 0.001	0.659	(0.602–0.721)
Treatment duration	3 days	0.078	0.045	0.084	reference
	10 days	0.211	0.045	< 0.001	1.142	(1.044–1.248)
	lifetime	−0.289	0.047	< 0.001	0.693	(0.633–0.759)
Expense	RMB$50000	0.106	0.069	0.124	reference
	RMB$100000	0.050	0.069	0.466	0.946	(0.826–1.083)
	RMB$150000	0.054	0.069	0.433	0.949	(0.829–1.086)
	RMB$200000	−0.061	0.069	0.378	0.846	(0.738–0.969)
	RMB$250000	−0.149	0.070	0.033	0.774	(0.675–0.888)
Log-likelihood		− 1313
Log likelihood of model without predictors		− 1950
Akaike Info Criterion (AIC)		2708
Bayesian Information Criterion (BIC)		2933