. Author manuscript; available in PMC: 2016 Apr 27.

Published in final edited form as: Respiration. 2015 Mar 19;89(4):304–311. doi: 10.1159/000371768

Table 4.

Multiple linear regression analysis of arterial stiffness variables in the healthy group.

Independent variables	Dependent variables
Independent variables	cSBP	cDBP	baPWV	CAVI	hs-CRP
AHI	0.286 (0.007)^*	0.232 (0.024)^*	0.326 (0.002)^*	0.326 (0.002)^*	0.333 (0.002)^*
Sex	−0.103 (0.478)	−0.271 (0.061)	−0.119 (0.415)	−0.102 (0.486)	0.209 (0.152)
BMI	0.113 (0.271)	0.080 (0.428)	−0.015 (0.882)	−0.029 (0.782)	0.045 (0.657)
Current smoking	−0.007 (0.960)	−0.010 (0.945)	−0.128 (0.381)	−0.154 (0.293)	0.092 (0.523)

Data are presented as standardized β coefficient (P value).

P<0.05, multiple linear regression; AHI, apnea hypopnea index; BMI, body mass index; cSBP, central systolic blood pressure; baPWV, brachial-ankle pulse wave velocity; CAVI, cardio-ankle vascular index; hs-CRP, high-sensitivity C-reactive protein