Table 3.

Relationship Between Caregiving Support and Hospitalization (N=741,926)

Domain of caregiver support	Level of caregiving support (reference group = caregiver provides assistance)	Hospitalization
		Hazard Ratio	95% Confidence Interval		p-value
ADL	Caregiver assistance not needed	1.081	1.032	1.132	0.001
	Caregiver needs training	0.984	0.973	0.995	0.003
	Caregiver unclear or unavailable	1.094	1.059	1.130	<0.001
IADL	Caregiver assistance not needed	1.145	1.048	1.251	0.003
	Caregiver needs training	1.013	1.000	1.026	0.057
	Caregiver unclear or unavailable	1.121	1.070	1.175	<0.001
Medication administration	Caregiver assistance not needed	0.974	0.940	1.010	0.155
	Caregiver needs training	1.074	1.062	1.086	<0.001
	Caregiver unclear or unavailable	1.274	1.238	1.311	<0.001
Treatment	Caregiver assistance not needed	0.992	0.975	1.010	0.381
	Caregiver needs training	1.001	0.988	1.014	0.865
	Caregiver unclear or unavailable	1.063	1.043	1.083	<0.001
Medical Equipment	Caregiver assistance not needed	0.925	0.914	0.937	<0.001
	Caregiver needs training	1.010	0.996	1.024	0.166
	Caregiver unclear or unavailable	1.083	1.044	1.123	<0.001
Home Safety	Caregiver assistance not needed	1.005	0.984	1.028	0.631
	Caregiver needs training	0.987	0.975	0.998	0.024
	Caregiver unclear or unavailable	1.148	1.098	1.201	<0.001
Transportation	Caregiver assistance not needed	0.983	0.934	1.035	0.508
	Caregiver needs training	1.024	1.009	1.040	0.002
	Caregiver unclear or unavailable	1.156	1.101	1.213	<0.001