Table 1 Demographic and Biochemical Variables of the Subjects (N = 93)
Characteristics | Mean ± SD | Reference range |
|---|---|---|
Age (years) | 75.2 ± 6.0 |  |
Weight (kilograms) | 52.5 ± 8.9 |  |
Height (centimeters) | 147.7 ± 6.1 |  |
BMI (kg/m2) | 24.1 ± 3.6 |  |
Years since menopause (years) | 28.9 ± 8.0 |  |
Energy expenditure (kcal/day) | 1,589.4 ± 285.4 |  |
Dietary calcium intake (mg/day) | 322.3 ± 158.4 |  |
Caloric intake (kcal/day) | 861.4 ± 296.2 |  |
Serum calcium (mmol/L) | 2.4 ± 0.08 | 2.2 -2.62 |
Serum creatinine (μmol/l) | 70 (44–151)* | 53 - 88 |
Inorganic phosphorus (mmol/L) | 1.17 ± 0.13 | 0.81 – 1.58 |
Alkaline phosphatase (U/l) | 82.7 ± 25.7 | 50 - 136 |
Serum 25(OH)D (nmol/L) | 69.3 ± 15.4 | > 70 |
Plasma intact PTH (pmol/L) | 4.3 ± 1.5 | 1.6 – 6.9 |
Serum CTx (ng/ml) | 0.42 ± 0.21 | 0.104 – 1.008 |
Urinary calcium /urinary creatinine (mmol) | 0.48 ± 0.29 |  |