Table 3.

Multiple linear regression analysis of factors and CTI scores of caregivers.

Variables	β	Standard error	Standardized β	t	P value
Gender of caregiver	−1.823	0.573	−0.140	−3.181	0.002
Cohabitation with patient	−4.936	0.597	−0.381	−8.273	<0.001
Educational level of caregiver	−0.689	0.602	−0.050	−1.144	0.254
Annual income of caregiver (Yuan)	−1.942	0.311	−0.281	−6.241	<0.001
Received caregiving training	−2.397	0.590	−0.183	−4.061	<0.001
Patient has other concurrent chronic diseases	2.639	0.580	0.200	4.553	<0.001

β – regression coefficients; Standardized β – standardized regression coefficients; Adjusted coefficient of determination R²=0.506; Fishers F test F=47.085; P<0.001.