Table 1 Anthropometric and clinical characteristics correlations between HD patients and healthy subjects (controls)

Age (years)

69.3 ± 14.7

61.3 ± 7.1

<0.01

Gender (male %)

59.6

100

<0.01

BMI (kg/m²)

23.0 ± 1.2

22.1 ± 1.5

<0.01

Fasting glucose (mg/dl)

125.2 ± 51.6

91.3 ± 19.3

<0.01

Blood urea nitrogen (before dialysis)

127.6 ± 43.4

-

n.a

Blood urea nitrogen (after dialysis)

39.8 ± 16.7

-

n.a.

Creatinin (mg/dl)

8.0 ± 2.8

0.9 ± 0.4

<0.01

Dialytic vintage (months)

65.8 ± 64.8

-

n.a

Smoking (%)

15.1

5.0

<0.01

Diabetes mellitus (%)

23.2

0

n.a.

Hypertension (%)

79.8

0

n.a.

C-reactive protein

2.4 ± 5.5

1.4 ± 2.7

<0.01