Table 4.
Summary of descriptive characteristics of the study cohort (n=1,870)
| Characteristics | Mean or value | Range |
|---|---|---|
| Age (years), mean ± SD | 65.42±8.8 | 50–90 |
| Age group (years), n (%) | ||
| 50–59 | 523/1,870 (28%) | 50–59 |
| 60–69 | 743/1,870 (40%) | 60–69 |
| 70–79 | 472/1,870 (25%) | 70–79 |
| ≥80 | 132/1,870 (7%) | ≥80 |
| Height (cm), mean ± SD | 169.59±5.4 | 150–191 |
| Weight (kg), mean ± SD | 71.67±9.9 | 40–110 |
| Body mass index (kg/m2), mean ± SD | 24.90±3.1 | 13.84–36.33 |
| BMD (g/cm2), mean ± SD | ||
| L1–L4 | 0.996±0.16 | 0.541–1.488 |
| Femoral neck | 0.798±0.13 | 0.431–1.296 |
| Total hip | 0.916±0.13 | 0.563–1.323 |
| T-score, mean ± SD | ||
| L1–L4 | −0.86±1.4 | −5.0–3.6 |
| Femoral neck | −0.97±1.0 | −3.7–2.7 |
| Total hip | −0.77±0.9 | −3.1–1.9 |
| WHO diagnostic categories, n (%)* | ||
| Normal | 635/1,870 (34.0%) | |
| Osteopenia | 969/1,870 (51.8%) | |
| Osteoporosis | 266/1,870 (14.2%) |
Note:
*
Lowest BMD T-score in the lumbar spine, femoral neck, or total hip was considered.
Abbreviations: BMD, bone mineral density; WHO, World Health Organization.