From: Bone turnover in elderly men: relationships to change in bone mineral density
Symbol | Estimated parameters ± standard error (SE) for | ||||
---|---|---|---|---|---|
Femoral neck BMD | Lumbar spine BMD | sPINP | sICTP | ||
Parameters | |||||
Baselinea | α | 943.0 ± 13** | 1288.0 ± 20.3** | 40. 1 ± 1.3* | 4.3 ± 0.12** |
Rate of changeb | β | -3.5 ± 1.0** | 7.4 ± 1.3** | -0.4 ± 0.18* | 0.08 ± 0.02* |
Variance components | |||||
Baseline |
| 16650 ± 2453** | 38968 ± 5883** | 130.8 ± 25* | 0.81 ± 0.22** |
Rate of change |
| 44 ± 6* | 2 ± 30 | 0.4 ± 0.51 | 0.01 ± 0.05 |
Covariance |
| 43 ± 135 | 876 ± 283** | -1.1 ± 2.7 | 0.07 ± 0.03** |
Random error |
| 908 ± 131** | 3234 ± 327** | 52.6 ± 6.8** | 0.84 ± 0.08** |