| Subject | Healthy old men (n = 20) | DM (n = 20) | significance |
| Age(years) | 61.5 ± 8.8 | 65.7 ± 10.4 | |
| Height(m) | 1.68 ± 0.07 | 1.70 ± 0.06 | |
| Weight(kg) | 67.2 ± 12.9 | 68.2 ± 11.5 | |
| BMI(kg/m2) | 23.7 ± 3.9 | 23.7 ± 3.7 |