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Table 1 Population demographics of the participants

From: Effects of inaccuracies in arterial path length measurement on differences in MRI and tonometry measured pulse wave velocity

Volunteer Demographics

Group 1

CVD+ DM+

Group 2

CVD- DM+

Group 3

CVD+ DM-

Group 4

CVD- DM-

P Value

N

23

41

25

25

 

Age (years)

64 ± 7

62 ± 9

68 ± 9**

62 ± 8

0.18

Male

18(78)

24 (59)

17 (68)

10 (40)

0.05

Height (m)

1.71 ± 0.09

1.68 ± 0.09

1.66 ± 0.08

1.67 ± 0.10

0.33

Waist (cm)

106 ± 11^

104 ± 11^

98 ± 12

94 ± 14

<0.001

Hip (cm)

108.9 ± 8.5^

109.8 ± 9.3^

103.8 ± 8.7

104.2 ± 8.3

0.006

BMI (kg/m2)

30 ± 4

30 ± 5

29 ± 3

28 ± 4

0.27

Current/ex smoker

16 (70)

21 (51)

14 (56)

13 (52)

0.43

Hypertension

17 (74)*

23 (56)*

21 (84)**

7 (28)

<0.001

Systolic BP (mmHg)

135 ± 12

135 ± 13

137 ± 17

135 ± 15

0.96

Diastolic BP (mmHg)

73 ± 8

77 ± 7

76 ± 8

78 ± 9

0.14

Total cholesterol (mmmo/L)

3.85 ± 0.89*

3.92 ± 0.78*

4.08 ± 0.67*

5.07 ± 1.0*

<0.001

LDL Cholesterol (mmol/L)

1.71 ± 0.51*

1.97 ± 0.74*

2.07 ± 0.66*

2.69 ± 0.79

<0.001

HDL Cholesterol (mmol/L)

1.14 ± 0.33*

1.21 ± 0.29*

1.29 ± 0.45*

1.53 ± 0.44

<0.001

Triglycerides (mmol/L)

2.11 ± 1.01

1.64 ± 0.72

1.55 ± 0.79

1.86 ± 1.07

0.06

Creatinine (mg/mL)

81 ± 21

73 ± 19

82 ± 19

71 ± 16

0.007

HbA1c (mmol/mol)

7.6 ± 1.3^

7.3 ± 1.3^

5.5 ± 0.2

5.7 ± 0.2

<0.001

Medications

Antihypertensive

19 (83)**

30 (73)*

19 (76)**

7 (28)

<0.001

Statin

18 (78)*

23 (56)*

23 (92)**

8 (33)

<0.001

Prior cardiovascular eventa

CAD

18 (81)

 

17 (74)

  

Cerebrovascular

3 (14)

 

4 (17)

  

LEAD

2 (9)

 

6 (26)

  

Cardiac MRI

LVM (g/m2)

61 ± 9**

55 ± 9

59 ± 9*

53 ± 9

<0.001

LVEDV (ml/m2)

71 ± 10

67 ± 12

73 ± 12

68 ± 10

0.14

LVESV (ml/m2)

25 ± 11

23 ± 8

26 ± 11

23 ± 7

0.49

LVEF (%)

65 ± 11

65 ± 8

65 ± 10

67 ± 7

0.95

  1. Values expressed as Mean ± SD, or N (%)
  2. BMI = body mass index; BP = blood pressure; CAD = coronary artery disease; LEAD = Lower extremity arterial disease. LVM = left ventricular mass; LVEDV = left ventricular end diastolic volume; LVESV = left ventricular end systolic volume; LVEF = left ventricular ejection fraction.
  3. *p < 0.05 compared to group 4
  4. **p < 0.05 compared to groups 2 and 4
  5. ^ p < 0.05 compared to groups 3 and 4
  6. p < 0.05 compared to group 2
  7. agroups add up to >100% as several individuals had more than one prior cardiovascular event