Deterioration of Cerebral Oxygenation by Aortic Arch Calcification Progression in Patients Undergoing Hemodialysis: A Cross-Sectional Study

Table 2

Multivariate regression analysis for cerebral rSO₂ value.

	Univariate analysis	value	Multivariate analysis	value
	Odds ratio (95% CI)		Odds ratio (95% CI)
Age	1.095 (0.503–2.386)	0.819
Smoking (yes versus no)	2.488 (1.037–5.952)	0.039	4.132 (1.414–12.048)	0.009
Systolic BP	2.013 (0.922–4.394)	0.078	—	0.083
Diastolic BP	1.467 (0.677–3.178)	0.330
Serum calcium	0.576 (0.264–1.255)	0.164	—	0.801
Serum phosphate	2.779 (1.256–6.149)	0.011	3.487 (1.34–9.090)	0.010
HDL cholesterol	1.535 (0.684–3.444)	0.298
LDL cholesterol	0.433 (0.192–0.977)	0.042	—	0.148
Triglyceride	0.690 (0.308–1.546)	0.367
Blood glucose	0.440 (0.198–0.980)	0.043	—	0.072
HbA1c	0.670 (0.292–1.534)	0.342
C-reactive protein	0.369 (0.143–0.952)	0.036	—	0.390
AAC grade (versus grade 0)
Grade 1	1.338 (0.4111–4.366)	0.627
Grade 2	2.141 (0.700–6.535)	0.179	4.626 (1.241–17.244)	0.023
Grade 3	4.444 (1.353–14.705)	0.012	4.333 (1.134–16.551)	0.032

BP, blood pressure; HbA1c, hemoglobin A1c; HDL, high density lipoprotein; LDL, low density lipoprotein; rSO₂, regional saturation of oxygen; AAC, aortic arch calcification; CI, confidence interval.