Table 2.
BMD of subjects by estrogen supplementation status:
| Women taking estrogen N = 12 |
Women not taking estrogen N = 37 |
p-value | |
|---|---|---|---|
| Age at DXA (years) | 29.0 (8.5) | 26.7 (7.2) | 0.419 |
| Time since DXA performed (months) | 29.2 (23.6) | 43.6 (25.3) | 0.088 |
| Hologic DXA scanner (%) | 75% | 67.6% | 1.000 |
| GE Lunar DXA scanner (%) | 25% | 29.7% | |
| Missing data regarding scanner system (%) | 0% | 2.7% | |
| Lumbar spine BMD Z-score (SD) | −0.7 (0.7) | 0.0 (1.0) | 0.046 |
| Lumbar spine BMD (g/cm2) | 0.952 (0.086) | 1.023 (0.105) | 0.038 |
| Femoral neck BMD Z-score (SD) | −0.8 (0.8) | −0.1 (1.1) | 0.049 |
| Femoral neck BMD (g/cm2) | 0.744 (0.088) | 0.816 (0.124) | 0.067 |
| Total hip BMD Z-score (SD) | −0.5 (0.7) | 0.0 (1.0) | 0.171 |
| Total hip BMD (g/cm2) | 0.857 (0.077) | 0.928 (0.124) | 0.068 |
Mean (SD) reported for continuous variables, and percentage reported for categorical variables. P-values < 0.05 highlighted in bold.