Table 5. Regression model of factors predicting PwD QoL.

	B	β	R2	Adjusted R2	Significance
Caregiver QoL  at baseline	0.400	0.528	0.279	0.268	≤0.001
Caregiver QoL  during follow-up	0.524	0.534	0.285	0.271	≤0.001

QoL = quality of life.