Table 3.
Multivariable Linear Regression Models without interactions for 2-year Percentage Change in areal BMD (95% confidence intervals) at Femoral Neck in Women ages 43–63 in the Canadian Multicentre Osteoporosis Study (CaMos).
| Baseline Variables | 2-Year Percent Change in BMD (95% CI) | |
|---|---|---|
| In Model | Model 1 | Model 2 |
| Clinically Important VMSn | −0.208 (−0.889, 0.473), p = 0.550 | −0.289 (−0.970, 0.391), p = 0.406 |
| Age (years) | (Figure 2b) | NA |
| Weight (kg) | (Figure 3b) | (Figure 3b) |
| Reproductive Status | ||
| Naturally Menopausal | NA | −0.012 (−0.554, 0.531), p = 0.967 |
| Surgically Menopausal | NA | 0.657 (−0.207, 1.521), p = 0.137 |
| Regular activity | 0.053 (−0.404, 0.510), p = 0.822 | 0.069 (−0.388, 0.527), p = 0.767 |
| Family history of fracture | 0.091 (−0.381, 0.606), p = 0.655 | 0.117 (−0.376, 0.609), p = 0.643 |
| Sex steroid therapy | 0.146 (−0.331, 0.623), p = 0.550 | 0.004 (−0.480, 0.488), p = 0.988 |
| Smoking status | ||
| Current | −0.371 (−1.070, 0.329), p = 0.300 | −0.405 (−1.107, 0.297), p = 0.259 |
| Past | 0.113 (−0.381, 0.606), p = 0.655 | 0.117 (−0.376, 0.609), p = 0.643 |
| Overall R2 | 0.016 | 0.009 |
| Adjusted R2 | 0.008 | 0.001 |
| Residual standard error | 4.273 (df = 1379) | 4.270 (df = 1369) |
| F statistic | 1.906 ** (df = 12; 1368) | 1.173 (df = 11; 1369) |
** p < 0.05.