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Table 1 Clinical and biochemical features of Chinese children with HPP

From: Clinical and genetic characteristics of hypophosphatasia in Chinese children

Disease subtype

No

Gender

Age of onset/diagnosis

Height (cm)

Weight (kg)

Early deciduous tooth loss

Bone deformity

Epilepsies

Nephrocalcinosis

Perinatal lethal

1

M

2 h/2 h

47.0 (3th)

3.56 (50th–75th)

+

+

 

2

M

12 h/12 h

45.0 (< 3th)

2.80 (10th–25th)

+

Infantile

3

M

0.5 m/2.5 m

60.0 (25th–50th)

5 (10th)

+

+

 

4

F

1 m/5 m

63.0 (10th–25th)

4.3 (< 3th)

+

+

 

5

M

2 m/4 m

57.0 (< 3th)

5.0 (< 3th)

+

+

 

6

M

1 m/3 m

53.0 (< 3th)

3.6 (< 3th)

+

+

 

7

M

1 m/3 m

56.0 (< 3th)

4.1 (< 3th)

+

+

 

8

F

1 m/3 m

54.0 (< 3th)

3.7 (< 3th)

+

+

 

9

M

1 d/2 m

 < 10th

NA

+

+

 

10

M

1 m/5 m

56.0 (< 3th)

2.59 (< 3th)

+

 

11

F

NA/4 m

54.0 (< 10th)

4.23 (< 10th)

+

+

 

12

M

2 m/4 m

58.0 (< 3th)

5.7 (< 3th)

+

+

Childhood

13

M

1 y/6 y+5 m

NA

22.0 (25th–50th)

+

 

14

F

1 y/2 y + 5 m

50th

NA

+

+

 

15

M

1 y/8 y

25th–50th

NA

+

+

 

16

F

8 m/8 y

118 (3th)

21 (10th)

+

+

 

17

M

1 y/15 y

160.5 (3th–10th)

NA

+

+

 

18

F

NA/5 y

50th

50th

+

+

 

19

M

NA/5.5 y

NA

NA

+

+

 

20

M

NA/18 m

NA

NA

+

+

 

21

F

2 y/19 y

137.0 (< 3th)

35.0 (< 3th)

+

+

 

22

M

2 y/8 y

NA

NA

+

+

Odonto

23

M

12 m/14 m

NA

NA

+

 

24

M

NA/1 y + 9 m

93.0 (> 97th)

14.9 (50th–75th)

+

 

25

M

11 m/14 m

79.0 (50th–75th)

10 (25th–50th)

+

 

26

M

1.5 y/4 y

25th–50th

NA

+

 

27

M

1.3 y/2.3 y

95.0 (75th–90th)

14.0 (50th–75th)

+

 

28

F

1 y/6 y

111.4 (10th–25th)

19 (25th–50th)

+

 

29

M

1 y/2 y

NA

NA

+

 

30

M

1 y/16 y

NA

NA

+

 

31

M

NA/14 y

NA

NA

+

 

32

M

NA/6 y

NA

NA

+

 

33

F

NA/18 m

NA

NA

+

Disease subtype

No

Gender

Serum ALP (U/L)

Serum Ca (mmol/L)

Serum P (mmol/L)

Serum 25(OH)D3 (ng/mL)

Serum i-PTH (pg/mL)

Urinary Ca/Cr

Prognosis

References

Perinatal lethal

1

M

 < 5 ↓

Normal

Normal

NA

NA

NA

Die

[31]

 

2

M

 < 5 ↓

2.2

2.78 ↑

NA

33.4

NA

Die

[32]

Infantile

3

M

26 ↓

3.46 ↑

1.92 ↑

19.0

12.8

0.19

NA

PA-1

 

4

F

7 ↓

2.80 ↑

1.38

Normal

2.7 ↓

1.25 ↑

Die

PA-2

 

5

M

6 ↓

4.22 ↑

1.41

Normal

2.5 ↓

2.95↑

Die

PA-3

 

6

M

16 ↓

3.87 ↑

1.41

19.0

 < 1 ↓

2.35 ↑

NA

PA-4

 

7

M

5 ↓

3.07 ↑

1.23

34.0

 < 1 ↓

2.26 ↑

Die

PA-5

 

8

F

23 ↓

4.37 ↑

1.31

24.4

 < 1 ↓

1.51 ↑

Die

PA-6

 

9

M

5 ↓

3.10 ↑

2.10 ↑

NA

2.91 ↓

NA

Die

[5]

 

10

M

9 ↓

3.19 ↑

Normal

NA

3.5 ↓

NA

NA

[33]

 

11

F

12 ↓

2.90 ↑

1.52

NA

10.36

2.70 ↑

Die

[34]

 

12

M

25 ↓

3.33 ↑

1.34

Normal

 < 1 ↓

NA

Die

[35]

Childhood

13

M

36 ↓

2.19

2.23 ↑

NA

10

NA

Live

PA-7

 

14

F

42 ↓

2.40

2.0 ↑

Normal

2.91 ↓

NA

Live

[5]

 

15

M

67 ↓

2.5

1.7

Normal

14.19

NA

Live

[5]

 

16

F

6 ↓

2.68

1.96 ↑

30.7

12.6

NA

Live

[6]

 

17

M

26 ↓

2.48

1.89 ↑

Normal

8 ↓

NA

Live

[6]

 

18

F

61 ↓

2.47

1.96 ↑

26.64

9.67 ↓

NA

Live

[36]

 

19

M

27 ↓

NA

NA

NA

NA

NA

Live

[37]

 

20

M

38 ↓

NA

NA

NA

NA

NA

Live

[37]

 

21

F

6 ↓

2.55

1.33

5.4 ↓

17.62

NA

Live

[38]

 

22

M

27 ↓

Normal

Normal

Normal

NA

NA

Live

[39]

Odonto

23

M

31 ↓

2.25

1.79

24.1

37.7

0.33 ↑

Live

PA-8

 

24

M

73 ↓

2.54

2.11 ↑

NA

22.4

NA

Live

PA-9

 

25

M

11 ↓

2.45

2.00 ↑

Normal

4.0↓

0.84 ↑

Live

PA-10

 

26

M

42 ↓

2.2

1.66

Normal

3.27 ↓

NA

Live

[5]

 

27

M

16 ↓

NA

Normal

10.9

NA

Live

[40]

 

28

F

22 ↓

2.45

2.03 ↑

NA

8.00 ↓

NA

Live

[6]

 

29

M

29 ↓

2.77 ↑

2.24 ↑

NA

16.6

NA

Live

[6]

 

30

M

17 ↓

2.52

1.82 ↑

Normal

54

NA

Live

[6]

 

31

M

41.5 ↓

Normal

2.08 ↑

Normal

NA

Live

[41]

 

32

M

43.4 ↓

Normal

1.97

Normal

NA

Live

[41]

 

33

F

7 ↓

NA

NA

NA

NA

NA

Live

[37]

  1. M male, F female, h hour, d day, m month, y year, ALP alkaline phosphatase, Ca calcium, P phosphate, 25(OH)D3 25-hydroxyvitamin vitamin D3, i-PTH intact parathyroid hormone, Ca/Cr calcium/creatinine, Ref reference, NA not applicable, H high, L low. ↓ represents the value was below the normal range; ↑ represents the value was above the normal range
  2. Urine Ca/Cr and the blood biochemical parameters, including serum ALP, Ca, P, 25(OH)D3 and i-PTH were measured spectrophotometrically using routine assays in the central laboratory of Beijing Children’s Hospital, Capital Medical University. The normal range for serum ALP, Ca, P, 25 (OH) D3, PTH and urinary Ca/Cr were 58–400 U/L, 2.00–2.75 mmol/L, 1.10–1.80 mmol/L, 19.0–57.6 ng/mL, 10–69 pg/mL, 0.00–0.20, respectively