Quality of life in older adults following a hip fracture: an empirical comparison of the ICECAP-O and the EQ-5D-3 L instruments

Table 5 Multiple Regression analyses on ICECAP-O and EQ-5D scores

	Dependant variable: ICECAP-O scores				Dependant variable: EQ-5D-3 L scores
Explanatory variable	B	Std. Error	95% CI of B	p-value	B	Std. Error	95% CI of B	p-value
Gender	0.059	0.043	−0.028; 0.146	0.179	0.058	0.051	−0.044; 0.160	0.260
Proxy status	0.112	0.104	−0.095; 0.319	0.282	−0.305	0.117	−0.539; − 0.071	0.011
MMSE	0.004	0.005	−0.006; 0.014	0.386	−0.008	0.006	−0.019; 0.004	0.200
Does the participant live independently?	0.035	0.058	−0.081; 0.151	0.549	0.009	0.068	−0.127; 0.145	0.897
Age	−0.005	0.002	−0.010; 0.000	0.042	0.006	0.003	0.000; 0.011	0.048
EQ5D Utility	0.414	0.088	0.240; 0.589	0.000	–	–	–	–
ICECAP-O utility	–	–	–	–	0.571	0.121	0.330; 0.812	0.000
Constant	0.576	0.257	0.063; 1.088	0.028	−0.164	0.311	−0.784; 0.457	0.601
R²		0.362			0.360
Adjusted R²		0.270			0.307
Number of observations	79				79
Residual degrees of freedom	72				72

B unstandardized regression coefficient, Description of variables: Age – continuous variable, Gender; reference level - males, Proxy status reference level, = self-completed, Does the participant live independently, reference level = No, MMSE = continuous variable, EQ-5D utility = continuous variable, ICECAP-O utility = continuous variable

ISSN: 1477-7525