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Table 2 The baseline values for aortic dimensions and aortic stiffness parameters and their absolute changes during follow-up

From: Aortic size, distensibility, and pulse wave velocity changes with aging: longitudinal analysis from Multi-Ethnic Study of Atherosclerosis (MESA)

 

GLOBAL (N=226)

Women (N=131)

Men (N=95)

p-value

Age (years) at baseline

59.4±8.4

59.2±8.3

59.7±8.6

0.646

Diastolic aortic size (cm2) at baseline

7.8±1.7

7.2±1.5

8.6±1.7

< 0.001

Weight at baseline (kg)

82.5±16.5

78.9±16.9

87.4±14.8

< 0.001

Height at baseline (cm)

168.4±10.1

162.6±7.1

176.5±7.9

< 0.001

Ascending aorta Strain (%) at baseline

7.6±4.0

7.8±3.9

7.4±4.1

0.370

Ascending aorta Distensibility (mmhg-1) at baseline

1.5±1.0

1.5±0.9

1.6±1.0

0.641

Aortic arch Pulse wave velocity (m/s) at baseline

7.2±2.9

7.2±2.9

7.2±3.0

0.892

Size change (cm2)

1.2±1.2

0.9±1.1

1.5±1.3

< 0.001

Strain change (%)

-0.7±4.1

-0.6±3.9

-0.8±4.4

0.728

Distensibility change (mmhg-1)

-0.15±1

-0.1±1

-0.2±1

0.749

Pulse wave velocity change (m/s)

1.0±3.4

1.1±3.5

0.9±3.2

0.604