Table 2.
Whole body and regional lean and fat mass.
| Sedentary | Resistance Exercise Training | |||||||
|---|---|---|---|---|---|---|---|---|
| Placebo (n = 10) | HMB + D (n = 9) | Placebo (n = 10) | HMB + D (n = 10) | |||||
| PRE | POST | PRE | POST | PRE | POST | PRE | POST | |
| Age (years) | 53 ± 1 | 53 ± 1 | 52 ± 1 | 51 ± 1 | ||||
| BMI (kg/m2) | 28 ± 1 | 28 ± 1 | 26 ± 2 | 26 ± 2 | 27 ± 1 | 27 ± 1 | 25 ± 2 | 25 ± 2 |
| Total Body Mass (kg) | 73 ± 4 | 73 ± 4 | 68 ± 5 | 68 ± 5 | 75 ± 4 | 76 ± 3 | 68 ± 5 | 69 ± 5 |
| Whole Body Lean Mass (kg) † | 41 ± 2 | 41 ± 2 | 40 ± 2 | 40 ± 2 | 41 ± 2 | 42 ± 1 | 38 ± 2 | 39 ± 2 |
| Appendicular Lean Mass (kg) † | 17 ± 3 | 17 ± 3 | 17 ± 3 | 16 ± 3 | 17 ± 0.7 | 18 ± 0.6 | 15 ± 0.8 | 16 ± 0.9 |
| Sarcopenic Index (kg/m2) † | 6.2 ± 0.8 | 6.2 ± 0.8 | 6.0 ± 0.7 | 5.9 ± 0.7 | 6.3 ± 0.3 | 6.6 ± 0.3 | 5.9 ± 0.3 | 6.3 ± 0.3 |
| Leg Lean Mass (kg) † | 13.3 ± 0.6 | 13.5 ± 0.6 | 13.0 ± 0.8 | 13.3 ± 0.9 | 13.6 ± 0.5 | 14.3 ± 0.5 | 12.1 ± 0.7 | 12.8 ± 0.8 |
| Arm Lean Mass (kg) $,† | 4.0 ± 0.8 | 3.7 ± 0.8 * | 3.7 ± 0.5 | 3.8 ± 0.6 | 3.7 ± 0.2 | 3.9 ± 0.2 | 3.3 ± 0.2 | 3.5 ± 0.2 |
| Body Fat (%) | 45 ± 2 | 44 ± 2 | 43 ± 2 | 42 ± 2 | 43 ± 1 | 43 ± 1 | 40 ± 1 | 40 ± 1 |
| Fat Mass (kg) | 32.3 ± 2.5 | 31.7 ± 2.3 | 28.5 ± 3.9 | 28.8 ± 4.0 | 33.4 ± 2.8 | 33.7 ± 2.8 | 29.5 ± 3.4 | 29.0 ± 3.2 |
| Trunk Fat Mass (kg) | 15.0 ± 1.5 | 14.9 ± 1.4 | 13.8 ± 2.1 | 14.0 ± 2.3 | 16.0 ± 1.6 | 16.0 ± 1.6 | 13.7 ± 1.8 | 13.4 ± 1.8 |
| Leg Fat Mass (kg) | 12.6 ± 0.9 | 12.4 ± 0.9 | 10.8 ± 1.5 | 10.8 ± 1.5 | 12.4 ± 1.1 | 12.6 ± 1.2 | 11.4 ± 1.2 | 11.5 ± 1.3 |
| Arm Fat mass (kg) | 3.5 ± 0.3 | 3.3 ± 0.3 | 2.8 ± 0.4 | 2.8 ± 0.4 | 3.9 ± 0.3 | 3.9 ± 0.3 | 3.3 ± 0.4 | 3.1 ± 0.3 |
$ p < 0.05 group × time interaction for SED, * p < 0.05 vs. pre, † p < 0.05 main effect for time for RET.