Table 2 Characteristics of pediatric controls with inflammatory kidney disease and zero-time biopsies

Number of patients [n]

11

11

15

9

7

Age of patients [years]

5.8 ± 4.3

10.4 ± 5.1

8.4 ± 4.4

13.1 ± 2.0

14.7 ± 2.5

Male [n]

3

6

9

5

7

Female [n]

8

5

6

4

0

Hypertensive patients [%]

100

36.4

40.0

22.2

0

Diabetic patients [%]

0

0

0

0

0

Serum creatinine [mg/dl]

4.1 ± 4.4

1.3 ± 1.6

1.3 ± 1.6

4.4 ± 4.9

1.0 ± 0.6

Serum urea [mg/dl]

164.1 ± 150.4

62.6 ± 42.3

62.6 ± 42.3

81.2 ± 52.3

14.8 ± 6.3

GFR after Schwartz [ml]

25.6 ± 25.0

82.0 ± 39.5

71.3 ± 41.7

38.0 ± 27.9

84.3 ± 28.0

Proteinuria [g/m²/24 h]

2.0 ± 1.9

2.5 ± 1.9

2.2 ± 2.2

1.1 ± 1.5

n.d

Hematuria [n/µl]

278 ± 487

1178 ± 2935

7683 ± 11,560

2521 ± 3869

n.d

Glomerulosclerosis index [score 0–4]

2.8 ± 0.6

2.3 ± 0.5

2.9 ± 0.5

3.3 ± 0.5

0.6 ± 0.6