Table 2.
Determinants of bone mineral density (BMD) using multivariable stepwise linear regression analysis.
| BMD | Multivariate (Stepwise) | |
|---|---|---|
| Unstandardized coefficient β (95% CI) | p | |
| Lumbar spine BMD | ||
| Age (per 1 year) | −0.017 (−0.025, −0.008) | <0.001 |
| GNRI (per 1 score) | 0.009 (0.000, 0.018) | 0.040 |
| Femoral neck BMD | ||
| Age (per 1 year) | −0.013 (−0.018, −0.008) | <0.001 |
| ASM/height2 (per 1 kg/m2) | 0.072 (0.014, 0.130) | 0.015 |
| Vitamin D (log per 1 nmol/L) | 0.271 (0.029, 0.512) | 0.029 |
| Total hip BMD | ||
| Age (per 1 year) | −0.011 (−0.017, −0.006) | <0.001 |
| Vitamin D (log per 1 nmol/L) | 0.285 (0.031, 0.539) | 0.029 |
| Bone ALP (log per 1 ug/L) | −0.304 (−0.534, −0.075) | 0.011 |
| IGF-1 (log per 1 ng/mL) | 0.294 (0.004, 0.584) | 0.047 |
Adjusting for age, a history of thyroid cancer, log-transformed menopausal years, GNRI, ASM/height2, eGFR, total calcium, log-transformed TSH, log-transformed free T4, log-transformed T3, log-transformed PTH, log-transformed vitamin D, log-transformed bone ALP, log-transformed CTx, log-transformed FSH, log-transformed estradiol, log-transformed cortisol, log-transformed IGF-1, log-transformed testosterone, log-transformed thyroglobulin, log-transformed microsomal Ab and log-transformed thyroglobulin Ab. Abbreviations are same as Table 1.