Better caregiver mastery is associated with less anxiety in individuals with cognitive impairment

BMC Nursing

Table 4 Multivariable linear regression models on changes in anxiety severity (n = 115)

		Model 1				Model 2				Model 3
Level	Variables	β	SE	t	p	β	SE	t	p	β	SE	t	p
Neurodegeneration associated with cognitive impairment	Age	0.061	0.008	0.73	0.467	-0.033	0.008	-0.36	0.718	-0.030	0.009	-0.32	0.753
Neurodegeneration associated with cognitive impairment	Clinical Dementia Rating (CDR)	0.032	0.128	0.39	0.700	0.052	0.153	0.58	0.562	0.045	0.164	0.47	0.636
Patient factors	Changes in sleep impairment (T2-T1)					0.257	0.011	2.83	0.005	0.268	0.011	2.82	0.006
Patient factors	Changes in depression (T2-T1)					0.039	0.025	0.43	0.669	0.026	0.026	0.28	0.780
Caregiver factor	Changes in caregiver mastery (T2-T1)									-0.077	0.026	-0.82	0.416
	Constant		0.550	-1.10	0.275		0.604	0.10	0.919		0.646	0.08	0.939
		R² = 0.0057, F = 0.42, p = 0.657				R² = 0.070, F = 2.25, p = 0.068				R² = 0.084, F = 2.01, p = 0.083

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