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Table 8 Urinary lithogenic risk factors on a 24-hour urine collection in healthy women, split into two groups based on the Index of Fat Mass (IFM)

From: Influence of lean and fat mass on bone mineral density and on urinary stone risk factors in healthy women

 

Group C

Group D

p (*)

Low fat mass

High fat mass

IFM < 3.28

IFM > 3.28

N. 39

N. 39

Volume, ml

1692 ± 793

1551 ± 740

0.418

Creatinine, mg/24 h

1034 ± 201

1095 ± 207

0.188

Urea, mg/24 h

22 ± 6

22 ± 6

0.807

Sodium, mEq/24 h

130 ± 45

137 ± 51

0.501

Potassium, mEq/24 h

55 ± 18

53 ± 17

0.677

Calcium, mg/24 h

178 ± 90

167 ± 67

0.537

Phosphorus, mg/24 h

574 ± 196

611 ± 192

0.402

Magnesium, mg/24 h

80 ± 28

71 ± 21

0.138

Chloride, mEq/24 h

138 ± 48

144 ± 53

0.622

Uric acid, mg/24 h

469 ± 120

495 ± 136

0.363

Citrate, mg/24 h

736 ± 292

691 ± 261

0.478

Oxalate, mg/24 h

23 ± 7

26 ± 12

0.162

Sulfate, mmol/24 h

17 ± 4

17 ± 5

0.526

Ammonium, mmol/24 h

28 ± 9

29 ± 12

0.881

pH 24 h

6.00 ± 0.43

5.92 ± 0.53

0.451

  1. Data were reported as mean ± standard deviation (SD).
  2. *p value was calculated with independent Student’s t-test.