Table 4.

Factors associated with caregiver burden (short ZBI ≥ 10)

	Model 11			Model 22			Model 33
	OR	(95% CI)	p	OR	(95% CI)	p	OR	(95% CI)	p
Caregiver gender (male)	6.0	(1.6; 22.8)	0.008	5.7	(1.4; 23.1)	0.014	6.0	(1.4; 26.1)	0.016
Employment status (Does not work)	7.6	(1.8; 31.8)	0.006	7.4	(1.7; 31.9)	0.008	7.7	(1.5; 39.4)	0.014
Kinship (No)	5.4	(1.0; 28.2)	0.046	5.3	(1.0; 28.8)	0.056	4.4	(0.7; 27.3)	0.116
Lives with patient (No)	4.5	(1.1; 19.6)	0.042	4.2	(0.9; 19.1)	0.065	6.0	(1.2; 30.1)	0.030
h of care (< 8 h)	5.6	(1.4; 22.8)	0.017	5.6	(1.3; 23.8)	0.021	5.1	(1.1; 23.7)	0.038
Patient education (≥ secondary)	8.3	(2.3; 30.3)	0.001	9.0	(2.4; 34.1)	0.001	12.3	(2.9; 53.3)	0.001
Total NPI1	1.0	(1.0; 1.1)	0.051
Hyperactivity subsyndrome2				1.1	(1.0; 1.2)	0.003
Disinhibition intensity3							2.6	(1.1; 5.8)	0.023
Irritability intensity3							1.2	(1.0; 1.6)	0.069

¹ logistic regression model adjusted for NPI score (-2LL 100,578)

² logistic regression model adjusted for the intensity of neuropsychiatric subsyndromes (-2LL 91,848)

³ logistic regression model adjusted for the intensity of neuropsychiatric symptoms (-2LL 83,755)