Ambulatory arterial stiffness indices and target organ damage in hypertension

Table 4 Multiple Linear Regression Analysis: Relationship Between TOD and parameters that evaluate arterial stiffness in hypertensive patients

Variable	Not standardized β	Confidence interval 95%	P Value
Dependent variable: IMT
AASI	0.32	0.12 to 0.52	0.00
Awake-AASI	0.29	0.08 to 0.49	0.01
Sleep-AASI	0.06	-0.01 to 0.13	0.11
AASI-BPVR	0.08	0 01 to 0.15	0.03
HASI	-0.01	-0.06 to 0.06	0.90
HASI-BPVR	0.02	-0.03 to 0.07	0.39
Dependent variable: PWV
AASI	4.95	0.83 to 9.07	0.02
Awake-AASI	4.57	0.42 to 8.72	0.03
Sleep-AASI	2.47	1.10 to 3.84	0.00
AASI-BPVR	1.42	-0.09 to 2.92	0.07
HASI	-0.29	-1.54 to 0.96	0.64
HASI-BPVR	0.83	-0.14 to 1.79	0.09
Dependent variable: ABI
AASI	-0.28	-0.51 to -0.04	0.02
Awake-AASI	-0.28	-0.52 to -0.04	0.02
Sleep-AASI	-0.03	-0.11 to 0.05	0.45
AASI-BPVR	-0.01	-0.09 to 0.08	0.86
HASI	0.02	-0.05 to 0.09	0.61
HASI-BPVR	0.01	-0.05 to 0.06	0.82
Dependent variable: CKDEPI
AASI	-12.74	-44.31 to 18.84	0.43
Awake-AASI	-12.55	-44.33 to 19.23	0.44
Sleep-AASI	-0.85	-11.42 to 9.72	0.87
AASI-BPVR	2.73	-8.63 to 14.10	0.64
HASI	0.35	-8.94 to 9.63	0.94
HASI-BPVR	-7.35	-14.59 to -0.10	0.05

Adjusted Variables: Age; Gender: (male = 1; female = 0); 24 hours Heart rate.
Dependent variables: Carotid IMT: Carotid Intima-media thickness, PWV: pulse wave velocity, ABI: ankle/brachial index and Glomerular filtration.
Independent variable: AASI, Awake-AASI, Sleep-AASI, AASI-BPVR, HASI and HASI-BPVR.
TOD: target organ damage; CKD-EPI: Chronic Kidney Disease Epidemiology Collaboration; LVMI: Left ventricular mass index; IMT: Intima-media thickness; PWV: Pulse wave velocity; ABI: Ankle/brachial index; AASI: Ambulatory arterial stiffness index; BPVR: Blood pressure variability ratio; Awake AASI: Ambulatory arterial stiffness index in Awake time; Sleep AASI: Ambulatory arterial stiffness index in sleep time; HASI: Home arterial stiffness index.

ISSN: 1471-2261