Table 4 Clinical characteristics of KNOW-Ped CKD

Patient Number

322

50 (15.5)

61 (18.9)

54 (16.8)

56 (17.4)

60 (18.6)

41 (12.7)

M:F (Male, %)

218:104 (67.7)

31:19 (62.0)

43:18 (70.5)

33:21 (61.1)

36:20 (64.3)

42:18 (70.0)

33:8 (80.5)

Age (years)

10.00 ± 5.45

7.04 ± 4.22

10.39 ± 5.61

11.50 ± 5.08

9.95 ± 5.36

9.48 ± 5.71

11.90 ± 5.42

 CAKUT

198 (61.49)

17 (34.00)

38 (62.3)

30 (55.56)

41 (73.21)

43 (71.67)

29 (70.73)

 GN

93 (28.88)

31 (62.00)

16 (26.23)

15 (27.78)

12 (21.43)

10 (16.67)

9 (21.95)

 Others

31 (9.63)

2 (4.00)

7 (11.48)

9 (16.67)

3 (5.36)

7 (11.67)

3 (7.32)

 <2 years

31 (9.63)

6 (12.00)

6 (9.83)

2 (3.70)

4 (7.14)

9 (15.00)

4 (9.76)

 2–5 years

50 (15.53)

13 (26.00)

12 (19.67)

8 (14.81)

8 (14.29)

7 (11.67)

2 (4.88)

 6–11 year

91 (28.26)

21 (42.00)

8 (13.11)

12 (22.22)

20 (35.71)

20 (33.33)

10 (24.39)

 12–19 years

150 (46.58)

10 (20.00)

35 (57.373)

32 (59.26)

24 (42.856)

24 (40.00)

25 (60.98)

 Height

−0.88 ± 1.43

−0.42 ± 1.09

−0.49 ± 1.41

−0.61 ± 1.32

−1.11 ± 1.22

−1.33 ± 1.62

−1.43 ± 1.58

 Weight

−0.91 ± 1.65

−0.24 ± 1.39

−0.56 ± 1.69

−0.67 ± 1.34

−1.01 ± 1.4

−1.68 ± 1.88

−1.34 ± 1.7

eGFR (mL/min/1.73 m²)

53.1 ± 40.22

127.39 ± 36.16

68.98 ± 10.21

52.28 ± 4.57

36.03 ± 4.7

20.87 ± 5.42

10.46 ± 3.02

Hemoglobin (g/dL)

12.1 ± 1.95

12.49 ± 1.21

13 ± 2.1

12.61 ± 1.94

12.34 ± 1.89

11.19 ± 1.6

10.65 ± 1.74

Transferrin saturation (%)

27 ± 16

29 ± 28

26 ± 13

27 ± 13

28 ± 13

25 ± 12

29 ± 12

Cholesterol (mg/dL)

183 ± 59

197 ± 86

175 ± 46

190 ± 50

179 ± 574

184 ± 504

171 ± 61

Intact PTH (pg/mL)

119 ± 178

40 ± 39

46 ± 22

66 ± 47

99 ± 857

193 ± 217

302 ± 327

25(OH)D3 (ng/mL)

20.86 ± 10.09

20.02 ± 8.75

20 ± 10.62

21 ± 9

22 ± 9

21 ± 11

19 ± 10

u Protein/Cr (mg/mg)

1.77 ± 5.95

3.76 ± 14.36

0.8 ± 2.09

1.17 ± 2.08

1.44 ± 2.29

1.9 ± 2.01

1.88 ± 1.52

LVMI (g/m^2.7)

70 ± 22

71 ± 21

71 ± 23

65 ± 18

66 ± 17

70 ± 24

80 ± 26