Factors influencing quality of life in patients followed in the neurosonology laboratory for carotid stenosis

Table 4 Factors affecting the individual domains of quality of life in EQ-5D-3 L questionnaire – logistic regression, forward stepwise method

Question/ Domain	Factor^a	OR	95 CI	P value
DOM1	Age (per 1 year)	0.962	0.929–0.996	0.028
	Gender
	- female	reference
	- male	0.492	0.285–0.851	0.011
	Social situation
	- living alone	reference
	- living with a family member	1.322	0.775–2.758	0.152
	- living with a partner	2.037	1.052–3.953	0.035
	Education level
	- primary	reference
	- secondary without graduation	1.201	0.610–2.219	0.385
	- secondary with graduation	1.448	1.108–1.893	0.007
	- tertiary	1.319	0.698–2.441	0.208
	Body mass index (per 1 unit)	0.895	0.839–0.955	0.001
	Pain (per 1 point in the Visual pain scale)	0.638	0.567–0.718	< 0.001
DOM2	Pain (per 1 point in the Visual pain scale)	0.750	0.646–0.871	< 0.001
DOM3	Pain (per 1 point in the Visual pain scale)	0.718	0.644–0.801	< 0.001
DOM4	Pain (per 1 point in the Visual pain scale)	0.505	0.429–0.594	< 0.001
DOM5	Gender
	- female	reference
	- male	1.741	1.089–2.783	0.021
	Pain (per 1 point in the Visual pain scale)	0.721	0.651–0.798	< 0.001
Health status	Education level
	- primary	reference
	- secondary without graduation	1.098	0.504–1.944	0.612
	- secondary with graduation	1.332	1.041–1.705	0.023
	- tertiary	1.297	0.649–2.168	0.428
	Systolic blood pressure (per 10 mmHg)	0.787	0.650–0.953	0.014
	Pain (per 1 point in the Visual pain scale)	0.782	0.708–0.864	< 0.001

^a- only factors significantly influencing the corresponding question or domain with p < 0.05 are mentioned; EQ-5D-3 L: DOM1 – mobility domain; DOM2 – self-care domain; DOM3 – usual activities domain; DOM4 – pain/discomfort domain; DOM5 – anxiety/depression domain

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