Table 1.
Subject characteristics
| Variable | Young | Older |
|---|---|---|
| Male: female | 7:4 | 8:4 |
| Age | 21 ± 1 | 62 ± 2* |
| Height (cm) | 172.6 ± 3.5 | 173.0 ± 2.8 |
| Weight (kg) | 77.5 ± 4.4 | 77.6 ± 4.7 |
| BMI (kg m–2) | 25.8 ± 1.2 | 25.3 ± 0.8 |
| % Body fat | 25.7 ± 3.8 | 31.1 ± 2.4 |
| Whole body fat free mass (kg) | 54.1 ± 2.9 | 49.7 ± 2.7 |
| Forearm volume (ml) | 933.2 ± 67.4 | 908.4 ± 60.3 |
| Forearm fat free mass (g) | 764.7 ± 82.5 | 710.2 ± 64.1 |
| Maximal voluntary contraction (kg) | 39 ± 2 | 36 ± 4 |
| 5% Workload (kg) | 1.8 ± 0.2 | 1.8 ± 0.2 |
| 15% Workload (kg) | 5.5 ± 0.6 | 5.4 ± 0.5 |
| 25% Workload (kg) | 9.2 ± 0.9 | 9.0 ± 0.8 |
| Triglycerides (mmol l−1) | 2.2 ± 0.3 | 2.4 ± 0.3 |
| Cholesterol (mmol l−1) | 3.4 ± 0.1 | 4.2 ± 0.2* |
| HDL (mmol l−1) | 1.1 ± 0.1 | 1.2 ± 0.1 |
| LDL (mmol l−1) | 1.8 ± 0.1 | 2.4 ± 0.1* |
HDL, high-density lipoprotein; LDL, low-density lipoprotein. Values are mean ± SEM. *P < 0.05 vs. Young.