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Table 1 Patient characteristics according to tertiles of cfPWV (n = 614)

From: Circulating matrix metalloproteinases are associated with arterial stiffness in patients with type 1 diabetes: pooled analysis of three cohort studies

 

First tertile

4.5–8.5 m/s

Second tertile

8.6–11.3 m/s

Third tertile

11.4–23.4 mmHg

p value for linearity

(n = 204)

(n = 205)

(n = 205)

Age (years)

45.2 (12.3)

54.9 (9.4)

63.0 (8.6)

< 0.001

Sex (male/female, %)

51/49

53/47

62/38

0.047

BMI (kg/m2)

24.5 (3.5)

25.0 (4.2)

25.9 (4.0)

0.001

HbA1c (%)

7.9 (1.2)

8.2 (1.2)

8.0 (1.0)

0.054

HbA1c (mmol/mol)

63 (13.2)

66 (13.3)

64 (10.5)

0.054

Duration of diabetes (years)

20.9 (14.4)

33.8 (12.6)

42.5 (12.5)

< 0.001

Total cholesterol (mmol/l)

4.69 (0.78)

4.64 (0.90)

4.75 (0.88)

0.454

Smoking at baseline (%)

20.1

24.4

15.1

0.183

Systolic blood pressure (mmHg)

123 (12)

131 (16)

143 (18)

< 0.001

Diastolic blood pressure (mmHg)

74 (9)

76 (10)

74 (9)

0.145

Mean arterial pressure (mmHg)

90 (9)

94 (11)

97 (11)

< 0.001

Pulse pressure (mmHg)

49 (10)

55 (12)

69 (15)

< 0.001

cfPWV (m/s)

7.4 [6.5–7.8]

9.8 [9.1–10.5]

13.6 [12.3–15.5]

–

Antihypertensive medication (%)

43.1

77.6

89.8

< 0.001

eGFR (ml/min/1.73 m2)

100 [85–108]

89 [63–99]

74 [53–91]

< 0.001

Cardiovascular disease (%)

7.4

20.0

31.2

< 0.001

Albuminuria (normo-/micro-/macro-, %)

69/18/13

45/26/29

32/25/43

< 0.001

Retinopathy (no/non-proliferative/proliferative/blind, %)

44/41/15/0

14/52/32/2

5/34/56/5

< 0.001

Z-score lnMMP-1

− 0.23 (0.95)

0.11 (1.03)

0.08 (0.90)

< 0.001

Z-score lnMMP-2

− 0.47 (0.95)

− 0.02 (0.89)

0.43 (0.95)

< 0.001

Z-score lnMMP-3

− 0.37 (0.91)

0.00 (1.00)

0.38 (0.84)

< 0.001

Z-score lnMMP-9

− 0.18 (0.92)

0.11 (0.95)

0.07 (0.98)

0.004

Z-score lnMMP-10

− 0.27 (0.98)

0.07 (1.06)

0.18 (0.93)

< 0.001

Z-score lnTIMP-1

− 0.26 (0.74)

0.00 (1.28)

0.20 (0.85)

< 0.001

  1. Data are presented as means (standard deviation), median [inter-quartile range], or percentages, as appropriate
  2. BMI body mass index, HbA1c glycated hemoglobin, eGFR estimated glomerular filtration rate by CKD-EPI formula, MMP matrix metalloproteinase, TIMP-1 tissue inhibitor of metalloproteinase-1