| BMD | Bone mineral density |
| CV | Coefficient of variation |
| CI | Confidence interval |
| DXA | Dual-energy X-ray absorptiometry |
| E2 | Estradiol, FSH: Follicle-stimulating hormone |
| FSHR | Follicle-stimulating hormone receptor |
| L1–4 | Lumbar spine 1–4 |
| OR | Odds ratio |
| OT | Oxytocin |
| OTR | Oxytocin receptor |
| pQCT | Peripheral quantitative computed tomography |