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Table 1 Subjects’ characteristics

From: Influence of blood flow velocity on arterial distensibility of carotid artery in healthy men

Variables

Mean ± SD

Range

Age, years

40 ± 14

18–64

Height, cm

170 ± 6

157–183

Weight, kg

66 ± 8

50–93

Body mass index, kg/m2

22.9 ± 2.5

17.4–30.3

Estimated VO2max, ml/kg/min

37.2 ± 11.1

18.9–76.8

Heart rate, bpm

57 ± 8

40–88

Mean arterial pressure, mmHg

87 ± 8

66–109

Brachial systolic BP, mmHg

117 ± 10

93–137

Brachial diastolic BP, mmHg

71 ± 8

54–88

Carotid arterial properties

 Systolic BP, mmHg

110 ± 10

89–142

 Pulse pressure, mmHg

42 ± 6

32–58

 Diastolic diameter, mm

5.8 ± 0.5

4.5–7.5

 IMT, mm

0.58 ± 0.11

0.40–1.00

 IMT/lumen diameter ratio

0.10 ± 0.02

0.07–0.19

 Mean BFV, cm/s

46.8 ± 9.1

32.0–73.8

 Peak BFV, cm/s

105.8 ± 22.9

65.3–172.2

 Minimum BFV, cm/s

30.2 ± 6.8

18.4–48.3

 Pulsatile BFV, cm/s

75.7 ± 19.3

41.1–135.2

 Normalized pulsatile BFV, unit

1.6 ± 0.3

1.1–2.6

 Distensibility coefficient, kPa−1 10−3

13.4 ± 5.2

4.6–28.5

 β-stiffness index, unit

7.1 ± 2.5

3.7–15.7

  1. BFV blood flow velocity, BP blood pressure, IMT intima-media thickness, VO 2max maximal oxygen consumption