Construct validity of measures of care home resident quality of life: cross-sectional analysis using data from a pilot minimum data set in England

Allan, Stephen; Rand, Stacey; Towers, Ann-Marie; De Corte, Kaat; Tracey, Freya; Crellin, Elizabeth; Lloyd, Therese; Carroll, Rachael E.; Palmer, Sinead; Webster, Lucy; Gordon, Adam; Smith, Nick; Akdur, Gizdem; Killett, Anne; Spilsbury, Karen; Goodman, Claire

doi:10.1186/s12955-025-02356-0

Table 4 Multi-level regression models predicting QoL (n = 679)

From: Construct validity of measures of care home resident quality of life: cross-sectional analysis using data from a pilot minimum data set in England

Parameters	Model 1		Model 2		Model 3
	Ascot-Proxy-Resident		ICECAP-O		EQ-5D-5L Proxy 2
	Coef.	S.E.	Coef.	S.E.	Coef.	S.E.
Resident variables
Sex: Male	0.011	0.017	-0.030	0.017	0.049*	0.023
Age: 80–89	0.026	0.018	0.018	0.019	-0.007	0.026
Age: 90+	0.040*	0.020	0.016	0.019	-0.029	0.026
Length of stay: >=3 years	-0.023	0.018	-0.027	0.018	-0.107***	0.021
Functional independence: No	-0.021	0.016	-0.064***	0.015	-0.342***	0.042
Delirium: Yes	-0.067*	0.031	-0.057*	0.026	-0.007	0.033
Cognitive impairment: Borderline intact/Mild	-0.037*	0.017	-0.028	0.016	-0.020	0.025
Cognitive impairment: Moderate/Moderate Severe	-0.078**	0.023	-0.075***	0.021	-0.038	0.030
Cognitive impairment: Severe/Very severe	-0.081**	0.025	-0.172***	0.023	-0.177***	0.037
Comorbidities: Yes	0.008	0.019	-0.008	0.020	-0.034	0.028
Potentially avoidable emergency hospital Admission: Yes	-0.044*	0.020	-0.001	0.019	-0.043	0.029
Care home variables
Sex: Male (Mean)	0.160	0.159	-0.190	0.246	0.159	0.248
Age: 80–89 (Mean)	-0.091	0.160	-0.122	0.226	0.648**	0.206
Age: 90+ (Mean)	0.148	0.142	0.105	0.174	-0.097	0.183
Length of stay: >=3 years (Mean)	-0.011	0.121	-0.062	0.182	0.334	0.179
Functional independence: No (Mean)	-0.091	0.067	-0.132	0.068	-0.527***	0.135
Delirium: Yes (Mean)	0.160	0.146	-0.049	0.167	-0.221	0.173
Cognitive impairment: Borderline intact/Mild (Mean)	0.098	0.161	-0.006	0.155	0.326	0.195
Cognitive impairment: Moderate/Moderate Severe (Mean)	-0.056	0.096	0.028	0.120	0.343**	0.125
Cognitive impairment: Severe/Very severe (Mean)	-0.250	0.133	-0.212	0.138	-0.188	0.145
Comorbidities: Yes (Mean)	-0.023	0.104	0.049	0.131	-0.221	0.170
Potentially avoidable emergency hospital Admission: Yes (Mean)	-0.098	0.196	0.171	0.171	0.064	0.196
Type: Nursing home	-0.090*	0.035	-0.126*	0.040	-0.078	0.049
Quality rating: Good	-0.023	0.050	-0.027	0.068	0.022	0.077
Quality rating: Outstanding	0.113*	0.056	0.134	0.085	0.036	0.089
Size (number of beds)	0.001	0.001	0.0017	0.001	0.0003	0.002
Occupancy rate	-0.0026*	0.001	-0.0002	0.001	0.0001	0.001
Self-funding rate	-0.001	0.001	-0.001	0.001	0.0028*	0.0014
Number of imputations	100		100		100
Relative variance inflation (RVI)	0.614		0.508		0.597
Fraction of missing information (FMI)	0.497		0.356		0.685

Note: ^*p <.05,^**p <.01,^***p <.001. Reference categories are Sex: female; Age: 65–79; Length of stay: <3 years; Functional independence: Yes; Delirium: No; Cognitive impairment: Intact; Emergency admission: No; Comorbidities: No; Type: Residential home; Quality rating: Requires improvement

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ISSN: 1477-7525

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