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Table 2 Baseline clinical characteristics of participants in stage CKD 1–5

From: Testosterone and gonadotropins but not SHBG vary with CKD stages in young and middle aged men

 

CKD 1

CKD 2

CKD 3

CKD 4

CKD 5

p

N = 101

23

20

27

13

18

 

Age (year)

34.0 ± 9.1

40.1 ± 6.1

41,7 ± 6,4

42.1 ± 5.95

38.5 ± 8.32

n.s.

BMI (kg/m2)

26.1 ± 5.2

25.9 ± 5.3

25.1 ± 3.6

27.3 ± 5.33

25.2 ± 2.89

n.s.

Hemoglobin (g/L)

149.9 ± 7.2

146.4 ± 9.1

133.8 ± 13.9

121.4 ± 12.1

111.6 ± 13.3

<0.001

Creatinine ( μmol/L)

81.6 ± 11.2

110.7 ± 15.2

153.1 ± 38.9

387 ± 162

633.1 ± 203

<0.001

Cystatin C (mg/L)

4.26 ± 0.29

2.44 ± 0.13

1.66 ± 0.12

0.98 ± 0.05

0.84 ± 0.05

<0.001

eGFR

92.6 ± 1.5

77.1 ± 9.5

47.9 ± 10.0

21.1 ± 5.4

12.1 ± 2.0

<0.001

  1. CKD staging was tested with one way ANOVA. Data were considered statistically significant at P < 0.05CKD stage was based on Creatinine–Cystatin C Equation) for Estimating GFR (eGFR) [19]