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Baseline characteristics
| Young | Old | |
|---|---|---|
| Age, yr | 23 (SD 3) | 68 (SD 6)* |
| Sample size (male/female) | 9 (2/7) | 18 (11/7) |
| Height, cm | 172 (SD 6) | 174 (SD 7) |
| Weight, kg | 66 (SD 14) | 76 (SD 9)* |
| Fat mass, kg | 20 (SD 5) | 24 (SD 6) |
| Whole body lean mass, kg | 44 (SD 9) | 49 (SD 8) |
| Leg lean mass, kg | 15 (SD 3) | 15 (SD 3) |
| Activity level, steps/day | 6,060 (SD 1,302) | 6,070 (SD 1,994) |
Values are means [standard deviation (SD)].
Different from Young (P < 0.05).
