Table 2.
Differences in bone metabolism biochemical markers between BMI agruped by age Quartiles.
| Q1 (<53 Years) | Q2 (53–56 Years) | Q3 (56–59 Years) | Q4 (>60 Years) | |||||
|---|---|---|---|---|---|---|---|---|
| Variable | BMI 1 > 30 | BMI 1 < 30 | BMI 1 > 30 | BMI 1 < 30 | BMI 1 > 30 | BMI 1 < 30 | BMI 1 > 30 | BMI 1 < 30 |
| Calcium (mg/dL) | 9.4 (9.15–9.59) | 9.48 (9.27–9.66) | 9.5 (9.28–9.77) | 9.43 (9.24–9.67) | 9.60 (9.50–9.90) | 9.45 (9.29–9.67) | 9.40 (9.30–9.67) | 9.71 (9.62–9.81) |
| 25OHvitamin D (ng/mL) | 17.30 (7.46) | 23.56 (10.35) | 16.59 (8.86) | 25.66 (8.95) | 18.24 (8.66) | 24.39 (9.54) | 16.48 (6.01) | 26.42 (7.21) |
| PTH (pg/mL) | 54.36 (40.77–64.44) | 36.23 (28.74–42.01) | 51.89 (37.34–69.52) | 29.9 (24.72–39.90) | 51.27 (38.68–68.96) | 36.39 (24.04–46.04) | 54 (38.06–60.55) | 48.13 (31.18–48.18) |
| P1NP (ng/mL) | 46.11 (29.91–55.81) | 65.49 (50.64–85.55) | 43.40 (32.86–46.40) | 56.04 (44.78–70.01) | 48.35 (37.89–62.08) | 47.84 (40.55–56.83) | 43.49 (34.91–59.63) | 61.16 (30.42–77.01) |
| CROSSLAPS (ng/mL) | 0.32 (0.16) | 0.38 (0.17) | 0.32 (0.11) | 0.30 (0.98) | 0.35 (0.13) | 0.29 (0.12) | 0.39 (0.14) | 0.24 (0.09) |
| Alcaline Phosphatase (mg/dL) | 77.10 (23.66) | 92.65 (20.96) | 75.92 (17.80) | 81.21 (25.79) | 83.61 (20.97) | 82.39 (17.19) | 75.83 (21.21) | 85.66 (29.29) |
1 BMI: Body Mass Index; PTH: Parathyroid Hormone; P1NP: amino-terminal propeptide of type I procollagen. p-value < 0.05 (bold and italics).