Total

non-growth retardation group

Growth retardation group

p

N, (%)

353

234, (66.29%)

119, (33.71%)

Boy: girl

256:97

171:63

85:34

p = 0.743

Age of onset

4 (1,13)

4 (1,12)

3 (1,13)

p = 0.786

Age of Enroll

7 (1,15)

6 (1,14)

9 (1,15)

p = 0.011

24 hr urine protein, (g/24h)

2.69 ± 2.90

2.84 ± 3.15

2.40 ± 2.33

p = 0.191

Urine acid, (umol/L)

346.01 ± 131.26

339.69 ± 136.19

358.05 ± 121.35

p = 0.220

Creatinine, (umol/L)

31.78 ± 21.18

31.69 ± 23.74

32.02 ± 15.22

p = 0.892

Cystatin C, (mg/L)

0.82 ± 0.34

0.80 ± 0.28

0.85 ± 0.43

p = 0.151

Albumin, (g/L)

21.23 ± 11.84

23.76 ± 15.47

19.97 ± 9.24

p = 0.016

Globulin, (g/L)

25.74 ± 5.43

25.62 ± 6.27

25.98 ± 3.26

p = 0.485

Cholesterol, (mmol/L)

9.64 ± 3.64

9.53 ± 3.52

9.79 ± 3.82

p = 0.530

25-hydroxyvitamin D, (mmol/L)

26.98 ± 17.00

26.59 ± 16.68

27.75 ± 17.65

p = 0.562

Calcium, (mmol/L)

1.94 ± 0.36

1.93 ± 0.41

1.97 ± 0.22

p = 0.317

Phosphorus, (mmol/L)

1.54 ± 0.41

1.55 ± 0.44

1.50 ± 0.32

p = 0.274

Ht SDS

−1.52 ± 1.62

−0.69 ± 1.05

−3.16 ± 1.05

p < 0.001

Wt SDS

0.21 ± 1.12

0.61 ± 0.98

−0.47 ± 1.01

p < 0.001

BMI SDS

1.06 ± 1.97

1.29 ± 1.50

0.53 ± 2.73

p < 0.001

GC usage time, (d)

335 (0, 3448)

232 (0, 1557)

702 (39, 3448)

p < 0.001