Table 3.

Standardized factor loadings and standard errors for the four-factor Zarit Burden Interview model (8).

Items	Role strain (control)	Role strain (demands)	Personal strain	Worry about caregiving performance	SE
I01	0.587				0.032
I02	0.822				0.017
I03	0.834				0.016
I04	0.640				0.033
I07	0.611				0.030
I08	0.718				0.026
I11	0.846				0.017
I12	0.859				0.016
I14	0.656				0.029
I13		0.779			0.028
I15		0.660			0.031
I16		0.835			0.021
I17		0.881			0.018
I18		0.796			0.023
I05			0.709		0.027
I06			0.733		0.026
I09			0.826		0.017
I10			0.811		0.021
I19			0.716		0.026
I22			0.852		0.016
I20				0.957	0.028
I21				0.807	0.029