|
General characteristics of the study subjects (n = 2,073) |
|
| Variables |
Mean ± SD |
|
|
|
| Age(year) |
47.1 ± 4.8 |
| Height(cm) |
169.5 ± 5.4 |
| Weight(kg) |
69.6 ± 8.4 |
| BMI(kg/m2) |
24.2 ± 2.5 |
| Body fat(%) |
21.3 ± 4.2 |
| Waist hip ratio |
0.9 ± 0.1 |
| Bone mineral density (g/cm2) |
0.60 ± 0.09 |
| Education level✝ (year) |
|
| ≤ 12 |
884 (42.6) |
| >12 |
1,189 (57.4) |
| Smoking status✝ |
|
| never-smoker |
473 (22.8) |
| ever-smoker |
1,600 (77.2) |
| Drinking status✝ |
|
| never-drinker |
191 (9.2) |
| ever-drinker |
1882 (90.8) |
| Physical activity✝ (time/week) |
|
| ≤ 2 |
1,038 (50.1) |
| ≥ 3 |
1,035 (49.9) |
|
|
|
| Bone mineral density grouping(n(%))* |
|
| normal group |
1,539 (74.2) |
| osteopenia |
472 (22.8) |
| osteoporosis |
62 (3.0) |
|
* Bone mineral density grouping: according to diagnostic criteria of WHO, normal group; T-score ≥ -1.0, osteopenia; -2.5 ≤ T-score < -1.0, osteoporosis; T-score < -2.5 ✝ n(%) | |
Seo et al. BMC Public Health 2008 8:253 doi:10.1186/1471-2458-8-253 |
|