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Table 2 Biochemical indicators of the HR probands

From: Identification of six novel variants from nine Chinese families with hypophosphatemic rickets

Characteristic

P1e

P3

P4

P5

P6

P8

P9

Reference values

Serum phosphate (mg/dl)

2.05 (32 yr)

1.80 (37 yr)

–

2.20 (41 yr)

2.57 (29 yr)

1.98 (3 yr)

1.55 (31 yr)

4.81–8.22 (< 1 yr)

3.88–6.51 (1–3 yr)

3.72–5.58 (4–11 yr)

2.95–5.43 (12–15 yr)

2.79–4.65 (> 15 yr)

Serum calcium (mg/dl)

9.52

8.92

–

8.72

9.04

9.60

8.80

8.52–10.8

Serum alkaline phosphatase (U/L)

104.00

166.00

63.60

118.00

575.00

757.90

555.00

45.00–125.00

Serum creatinine (mg/dl)

0.38

0.31

–

–

–

0.22

0.60

0.67–1.18

β-CTX (ng/ml)a

–

–

–

0.78

–

–

1.96

0.26–0.51

T-25OHD (ng/ml)b

13.60

–

–

13.70

–

29.31

18.00

8.00–50.00

VitD3 (µg/L)c

–

–

–

45.65

–

26.30

173.82

19.00–57.60

Urine phosphate (mg/dl)

35.65

–

–

17.98

–

30.72

42.29

3.41–5.58

Urine calcium (mg/dl)

8.56

–

–

6.72

0.32

–

54.20

–

Urine creatinine (mg/dl)

–

–

–

–

77.18

74.47

–

28.81–226

PTH (pg/ml)d

84.60

–

–

61.20

136.40

126.70

14.50

15.00–65.00

  1. Numbers in bold represent abnormal values
  2. aβ-CTX = β-C-terminal telopeptides
  3. bT-25OHD = Serum total 25-hydroxyvitamin D
  4. cVitD3 = Serum 1,25(OH)2 vitamin D3
  5. dPTH = Parathyroid hormone
  6. ePn (n = 1, 3, 4, 5, 6, 8, 9) represents the proband number; data of probands 2 and 7 were not available