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Table 2 Coefficients of correlation between vascular risk factors/markers of atherosclerosis (rows), ambulatory blood pressure and time-course of blood pressure measured by Korotkoff (K-BP) or Strain-Gauge method (SG-BP) (columns)

From: Phenomenon of declining blood pressure in elderly - high systolic levels are undervalued with Korotkoff method

 

Difference in K-BP

between age

81 - 68

Difference in SG-BP

between age

81 - 68

At age 68:

  

Alcohol consumption

-.061

-.060

BMI

.029

.099

B-glucose level

-.015

.161*

P-cholesterol level

-.018

-.097

ABI, right

.099

.156

ABI, left

.175*

.156*

At age 81:

  

Carotid stenosis, right

-.066

.029

Carotid stenosis, left

.133

.155*

ABI, right

.056

-.114

ABI, left

-.071

-.187*

Difference ABI right, age 81-68

-.083

-.160*

Difference ABI left, age 81-68

-.162*

-.239*

Ambulatory Blood Pressure 1

  

24-h SBP

.011

.239*

Daytime SBP

.045

.222*

Daytime SD-SBP

-.055

.298*

Nighttime SBP

.040

.264*

Nighttime SD-SBP

.150

.124

Pulse pressure day

.112

.372**

Pulse pressure night

.139

.330**

  1. * p < 0, 05;** p < 0, 0001; 1 Valid for 104 subjects;