Care-related Quality of Life of informal caregivers of the elderly after a hip fracture

Journal of Patient-Reported Outcomes

Table 4 Univariate- and multivariable linear regression results for association with CarerQoL of informal caregivers

	Unadjusted^a			Adjusted^b
Caregiver characteristic	β	95% CI	p	β	95% CI	p
Hours of informal care	−0.02	− 0.1 – 0.06	0.60	− 0.05	−0.1 – 0.06	0.38
Partner	0.5	−4.9 – 5.9	0.85	5.3	−3.3 – 13.9	0.23
Age	0.0	−0.2 – 0.2	0.97	0.02	−0.2 – 0.3	0.91
Female sex	−7.1	−12.4 – − 1.9	0.01	− 7.8	− 13.3 – − 2.3	0.01
Educational attainment
Middle vs. low	4.9	−1.3 – 11.2	0.12	5.8	−0.7 – 12.3	0.08
High vs. low	5.3	−1.9 – 12.6	0.15	5.5	−2.1 – 13.1	0.16
Measurement time point
At 3 months vs. 1 month	5.4	−1.2 – 12.1	0.11	6.3	−0.3 – 12.9	0.06
At 6 months vs. 1 month	1.0	− 5.4 – 7.4	0.76	0.6	−6.2 – 7.4	0.86
Patient characteristic
Age	−0.04	−0.4 – 0.3	0.82	−0.2	−0.5 – 0.2	0.36
Female sex	3.2	−2.9 – 9.3	0.30	1.4	−4.8 – 7.7	0.65
Mobility
Some problems vs. no problems	4.0	−3.9 – 11.9	0.32	5.4	−2.4 – 13.3	0.17
Confined to bed vs. no problems	5.8	−3.7 – 15.4	0.23	8.3	−1.5 – 18.1	0.10
Living in an institution	3.3	−4.4 – 11.0	0.40	3.8	−4.3 – 11.9	0.36
Dementia	0.4	−6.6 – 7.4	0.91	−0.04	−7.6 – 7.5	0.99
GFI	−0.9	−2.0 – 0.13	0.09	−0.4	−1.6 – 0.9	0.57
EQ-5D	3.0	−8.4 – 14.5	0.60	2.9	−9.1 – 14.9	0.63

Abbreviations: CarerQoL care-related quality of life, CI confidence interval, EQ-5D Euroqol-5 Dimensions, GFI Groningen Frailty Indicator
^aUnivariate linear regression analysis
^bMultivariable linear regression analysis, adjusted for: hours of informal care, caregiver age, caregiver gender, caregiver educational attainment, patient age and measurement time points