Comorbidities and characteristics of coronary heart disease patients: their impact on health-related quality of life

Table 3 Multiple linear regression analysis of the predictors of EQ-VAS score

Patient characteristics	Univariate regression^a			Multiple regression^b
Patient characteristics	B (95% CI)	SE	p	B (95% CI)	SE	p
Years of education	4.45 (1.76, 7.15)	1.37	0.001	2.34 (−0.23, 4.91)	1.31	0.074
Marital status	−0.59 (−0.53, -4.14)	2.41	0.805
Duration of practice involvement >10 years	0.43 (−3.93, 4.79)	2.22	0.846
Family physician visit frequency	−3.41 (−5.05, -1.77)	0.94	<0.001	−2.98 (−4.50, -1.46)	0.78	0.002
Angina pectoris	−0.77 (−4.55, 3.00)	1.92	0.687
Myocardial infarction	0.79 (−3.07, 4.64)	1.96	0.689
Stent/coronary bypass	−2.04 (−7.61, 3.53)	2.83	0.471
Heart failure	−8.92 (−12.87, -4.96)	2.01	<0.001	−6.27 (−10.13, -2.41)	1.96	0.002
Stroke	0.96 (−6.29, 8.22)	3.69	0.794
Peripheral artery disease	−5.33 (−9.411, -1.26)	2.07	0.010	−1.76 (−5.69, 2.16)	2.00	0.378
Anxiety/depression	−12.73 (−16.43, -9.03)	1.88	<0.001	−10.53 (−14.25, -6.80)	1.89	<0.001
Medication adherence (Morisky)	0.01 (−11.10, 11.12)	5.65	0.998
Patient satisfaction (EUROPEP)	2.65 (−0.47, 5.76)	1.58	0.095
Patient assessment of chronic illness care (PACIC)	1.99 (−0.05, 4.02)	1.03	0.055

^aUnivariate regression (adjusted for age and gender)
^bMultiple regression (adjusted for age, gender and for all variables in the model, R ² = 0.240; F = 17.368; p < 0.001)

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