TABLE 4.

Multivariate linear regression analysis of decision conflict among surrogate decision-makers (n = 148).

Variable	Unstandardized β	SE	Standardized β ’	t	P	sr 2
Constant	75.049	5.579		13.451	<0.001
Educational level	0.176	1.208	0.021	0.146	0.884	0.000
Average monthly household income per capita (RMB)	−3.972	1.801	−0.284	−2.205	0.029	0.024
Surrogate decision-maker age	−0.044	0.130	−0.050	−0.342	0.733	0.000
Decision preparedness (standardized score)	−0.336	0.104	−0.249	−3.239	0.001	0.048
Shared decision-making (total score)	−0.435	0.102	−0.314	−4.264	<0.001	0.067

R² = 0.291; adjusted R² = 0.266; F = 11.675; P < 0.001.