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Table 4 Comparison of bone mineral density between male patients in the renal tubular acidification dysfunction group and the normal function group (X±S)

From: Evaluating distal renal tubular acidification function in primary hyperparathyroidism and its effects on bone mineral density

 

Distal renal tubular dysfunction group (13)

Distal renal tubular normal group (8)

P

Age, y

63.5 ± 8.7

54.25 ± 13.7

0.081

BMI (kg/m2)

24.94 ± 4.2

26.51 ± 3.09

0.373

Albumin, g/L

42.25 ± 3.30

41.75 ± 3.49

0.750

Albumin-corrected serum calcium, mmol/L

2.80 ± 0.32

2.79 ± 0.34

0.968

Serum phosphate, mmol/L

0.66 ± 0.13

0.72 ± 0.17

0.402

PTH (pmol/L)

54.15 (25.2, 112.75)

41.25 (15.52, 62.8)

0.217 (Non-parametric)

25OHD (nmol/L)

40.05 (20.0, 48.1)

31.4 (23.8, 32.4)

0.554 (Non-parametric)

Serum sodium (mmol/L)

141.9 ± 1.28

141.85 ± 1.95

0.957

Serum magnesium (mmol/L)

0.87 ± 0.07

0.86 ± 0.07

0.866

Urinary calcium, mmol/24h

9.07 ± 3.83

9.23 ± 6.37

0.944

Urinary phosphate, mmol/24h

20.56 ± 9.25

23.28 ± 5.99

0.473

Urine sodium (mmol/24h)

110.61 (68.41, 183.39)

209.8 (141.18, 259.26)

0.093 (Non-parametric)

Urine magnesium (mmol/24h)

2.12 (1.52, 3.49)

2.82 (2.23, 4.39)

0.258 (Non-parametric)

L1-L4 (g/cm2)

1.004 ± 0.165

1.076 ± 0.213

0.441

Femoral neck (g/cm2)

0.797 ± 0.118

0.781 ± 0.133

0.798

Total hip (g/cm2)

0.823 ± 0.134

0.835 ± 0.163

0.870

Kidney stones (with/without)

3/10

2/6

1.000 (Fisher)

Fracture (with/without)

8/5

7/1

0.336 (Fisher)

Osteoporosis at any site(n,%)

3(23%)

1(12.5%)

0.549 (Fisher)