Quality of life impact of cardiovascular and affective conditions among older residents from urban and rural communities

Table 4 Sub-analysis: hierarchical linear regression analysis of the correlates of physical and psychological quality of life impairment (N = 1176)

		Physical impairment				Psychological impairment
		β	p	Step R ²	p	β	p	Step R ²	p
Step 1	Demographic factors			0.085	<.001			0.033	<.001
	(Z)Age	0.14	<.001			−0.14	<.001
	Female	−0.08	.004			0.04	.157
	12+ years education	−0.10	.002			−0.03	.333
	Married/de facto	−0.08	.004			−0.11	<.001
	Retired	0.14	<.001			0.12	<.001
Step 2	Cardiovascular & affective conditions			0.080	<.001			0.122	<.001
	Stroke	0.08	.005			0.09	.001
	Heart-attack/angina	0.16	<.001			0.08	.006
	Depression/anxiety	0.22	<.001			0.33	<.001
Step 3	Other health related indicators			0.133	<.001			0.129	<.001
	Diabetes	0.06	.029			0.02	.433
	Obesity	0.12	<.001			0.04	.172
	Current smoker	0.03	.266			0.03	.284
	High cholesterol	−0.05	.043			−0.05	.041
	Hypertension	0.07	0.01			0.04	.186
	Social support	−0.16	<.001			−0.24	<.001
	(Z)Adverse life events	0.13	<.001			0.14	<.001
	(Z)Fin difficulty	0.22	<.001			0.19	<.001
Step 4	Contextual factors			0.000	0.603			0.003	0.028
	(Z)Social capital	−0.01	.604			−0.06	.028
Step 5	Interactions (2-way)			0.002	0.462			0.008	0.008
	(Z)Fin difficulty*(Z)Social capital	−0.04	.112			−0.07	.014
	Cardiovascular*(Z)Social capital	0.02	.454			0.02	.480
	Cardiovascular*Depression	0.02	.550			0.06	.053
	(Z)Social capital*Depression	0.03	.285			−0.05	.145
Step 6	Interaction (3-way)			0.001	0.329			0.00	0.790
	CardiovascularDepression(Z)Social capital	−0.03	.329			−0.01	.790
Model diagnostics
Significance (F-value)		22.49, p < .001				22.01, p < .001
R ²		30.03%				29.58%
Adjusted R²		28.69%				28.24%

Note: Reported statistics are based on pooled results (across multiple imputation datasets). Fin difficulty = perceived financial difficulty.

ISSN: 1477-7525