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Table 1 Demographic features of study participants

From: Determinants of arterial stiffness progression in a Han-Chinese population in Taiwan: a 4-year longitudinal follow-up

% or mean ± SD

All (N = 577)

Women (N = 353)

Men (N = 224)

Follow-up duration (y)

4.2 ± 0.8

4.3 ± 0.8

4.2 ± 0.8

 

Baseline

Follow-up

Baseline

Follow-up

Baseline

Follow-up

Age (y)

54.5 ± 9.2

58.7 ± 9.2

54.0 ± 9.2

58.2 ± 9.2

55.2 ± 9.3

59.4 ± 9.3

Hypertension (%)

29.5

39.7

28.9

38.0

30.4

42.4

Diabetes (%)

8.5

13.0

4.9

9.6

14.3 **

18.3 **

Hyperlipidemia (%)

21.7

40.6

20.9

40.5

23.3

40.6

Obesity (BMI ≥ 25 kg/m2) (%)

31.0

41.6

27.6

34.6

46.0 **

54.8 **

Ex- and current smoker (%)

16.3

19.6

3.4

4.0

40.2 **

44.2 **

MAP (mmHg)

88.8 ± 10.3

85.2 ± 9.6

88.2 ± 10.7

83.9 ± 9.6

89.6 ± 9.6

87.3 ± 9.2 **

FBS (mg/dL)

103.7 ± 23.2

99.5 ± 22.0

101.2 ± 20.4

98.0 ± 23.5

107.7 ± 26.6 **

101.7 ± 19.2

TC (mg/dL)

200.5 ± 37.4

206.3 ± 36.0

203.8 ± 35.8

209.3 ± 35.3

195.2 ± 39.3 *

201.7 ± 36.7 *

TG (mg/dL)

120.8 ± 72.1

120.1 ± 71.6

112.6 ± 66.5

114.2 ± 70.0

133.63 ± 78.76 **

129.5 ± 73.4 *

HDL-C (mg/dL)

56.4 ± 15.0

57.6 ± 14.5

60.7 ± 15.7

61.9 ± 14.7

49.6 ± 10.9 **

50.8 ± 11.2 **

BMI (kg/m2)

24.3 ± 3.2

24.7 ± 3.4

23.7 ± 3.1

24.0 ± 3.3

25.3 ± 3.1 **

25.7 ± 3.3 **

Arterial stiffness

 PWV (m/s)

6.1 ± 1.1

6.9 ± 1.2

6.0 ± 1.1

6.7 ± 1.1

6.3 ± 1.2 **

7.2 ± 1.3 **

 EP (kPa)

104.7 ± 43.3

135.8 ± 53.3

100.8 ± 41.1

130.2 ± 48.6

110.9 ± 46.1 **

144.7 ± 59.0 **

 β

8.0 ± 2.9

10.9 ± 3.8

7.7 ± 2.6

10.6 ± 3.5

8.4 ± 3.2 **

11.4 ± 4.2 *

Progression rate of arterial stiffness

 ΔPWV/yr (m/s/yr)

0.19 ± 0.20

0.18 ± 0.20

0.20 ± 0.20

 ΔEP/yr (kPa/yr)

7.44 ± 8.43

6.98 ± 8.26

8.17 ± 8.65

 Δβ/yr

0.68 ± 0.59

0.67 ± 0.56

0.70 ± 0.64

  1. BMI body mass index, FBS fasting blood sugar, MAP mean arterial pressure, TG triglyceride, TC total cholesterol, HDL-C high-density lipoprotein cholesterol
  2. *P <0.05, **P < 0.01, in comparison between men and women using Student’s t test or Chi-squared test