General characteristics of study
| Variable | Total (N=699) | Male (N=404) | Female (N=295) | F | t |
|---|---|---|---|---|---|
| Age (yr) | 48.73±10.48 | 48.95±10.58 | 48.43±10.35 | 0.43 | 0.65 |
| Height (cm) | 167.08±8.82 | 172.52±6.25 | 159.63±5.90 | 1.07 | 27.58** |
| Weight (kg) | 67.69±12.87 | 74.16±10.75 | 58.84±9.94 | 3.00 | 19.19** |
| BMI (weight/height2) | 24.11±3.38 | 24.87±3.05 | 23.07±3.52 | 8.05 | 7.19** |
Data are presented as mean±SD.
Abbreviation: BMI, body mass index.
**P<0.01 by independent t-test.
