Serum osteoprotegerin is an independent marker of central arterial stiffness as assessed using carotid–femoral pulse wave velocity in hemodialysis patients: a cross sectional study

Table 5 Multivariable logistic regression analysis of the factors associated with high arterial stiffness among 120 hemodialysis patients

Variables	Odds ratio (95% confidence interval)	p value
Age (years)	1.04 (1.01–1.08)	0.026*
OPG group
Tertile 1	Reference	0.002*^¶
Tertile 2	5.34 (1.63–17.42)
Tertile 3	7.06 (2.03–24.49)
Diabetes
No	Reference	0.012*
Yes	3.65 (1.34–9.98)	0.012*
Intact PTH levels (pg/mL)
Normal (130–595 pg/mL)	Reference
Low (< 130 pg/mL)	2.83 (1.06–7.53)	0.038*
High (> 595 pg/mL)	2.89 (0.59–14.15)	0.190
Corrected calcium (mg/dL)
< 9.5 mg/dL	Reference	0.027*
≥ 9.5 mg/dL	3.73 (1.16–11.98)	0.027*

Adopted factors: age, sex, diabetes, systolic blood pressure, calcium, phosphorus, intact parathyroid hormone, glucose, and osteoprotegerin levels
HD hemodialysis, OPG osteoprotegerin, PTH parathyroid hormone
^¶p for trend
*p < 0.05 is considered as statistically significant

ISSN: 1471-2369