Mediating effects of burden on quality of life for caregivers of first-time stroke patients discharged from the hospital within one year

Table 2 Summary of regression analyses for caregiver quality of life

Variables	Caregiver quality of life (CQLI)
Variables	R² change	βcoefficient	p*
Intercept		314.50
Caregiver characteristic
Self-rated health_ poor^b	0.092	-57.36	0.007
Self-rated_ fair^b	0.088	-22.88	0.009
Education < elementary^c	0.026	-21.46	0.028
Family resource
Monthly family income_ < $ 20,000 NTD^d,a	0.046	-52.67	< 0.001
Monthly family income_ $ 20,000-60,000 NTD^d,a	0.053	-25.25	0.004
Major payer of medical fees_ spouse^e	0.027	-34.06	0.023
Caregiver burden
CSI	0.043	-3.30	< 0.001
R²	0.374

Note. CQLI Caregiver Quality of Life Index, NTD New Taiwan Dollar (^a: $ 20,000 NTD = $ 666 USD, $ 20,000-60,000 NTD = $ 666-2,000 USD)
CSI = Caregiver Strain Index; * = p value for β coefficient
^b = referent category: caregiver self-rated health_good
^c = referent category: caregiver education > college
^d = referent category: monthly family income > $ 60,000 NTD ($ 2,000 USD)
^e = referent category: major payer of medical fees_self-paid

ISSN: 1471-2377