Table 2 The demographics and Clinical parameters of CKD sub-groups

Age(years)

42 ± 14

50 ± 13

50 ± 12

47 ± 11

3.771

0.013

Gender(% Male)

63

64

60

53

0.186

0.905

eGFR (ml/min/1.73m²)

113 ± 21

75 ± 9

47 ± 8

22 ± 4

211.6

 < 0.001

Hypertension (%)

27

61

57

87

7.036

 < 0.001

24-h urinary protein(g)

3.1 (2.1,4.1)

4.6 (2.9,6.3)

3.4 (2.3,4.5)

5.9 (2.9,8.9)

2.446

0.068

Albumin(g/L)

31 ± 8

30 ± 10

34 ± 7

31 ± 6

1.467

0.227

Haemoglobin (g/L)

133 ± 12

137 ± 23

122 ± 20

112 ± 20

8.337

 < 0.001

Body mass index (kg/m²)

25 ± 4

25 ± 4

24 ± 4

25 ± 4

0.400

0.753

Cystatin C(mg/L)

0.8 ± 0.2

1.1 ± 0.2

1.4 ± 0.3

2.4 ± 0.5

125.7

 < 0.001

Diabetes(%)

12

42

37

40

3.484

0.018

Serum creatinine (μmol/L)

68 ± 14

94 ± 17

136 ± 30

294 ± 89

144.7

 < 0.001

Diuretics(%)

24

31

17

13

0.994

0.398

Number of renal biopsy

28

19

14

2

 IgAN

12

3

6

0

 MN

8

5

0

0

 MCD

3

2

1

0

 FSGS

2

1

1

0

 DKD

0

5

3

2

 Others

3

3

3

0