Table 1 Study characteristics
From: Conserved and species-specific molecular denominators in mammalian skeletal muscle aging
Mice | Rats | Rhesus | Humans | ||
|---|---|---|---|---|---|
Young | n | 5 | 5 | 6 | 5 |
Age (m/y) | 5 month | 5 month | 6.00 ± 0.00 years | 31.2 ± 0.86 years | |
Height, cm | – | – | – | 173.4 ± 4.0 | |
BW (g/kg) | 29.93 ± 0.85 | 243.1 ± 8.2 | 8.50 ± 0.21 | 78.40 ± 7.28 | |
BMI (kg/m2) | – | – | – | 25.86 ± 2.23 | |
Fat mass (%) | 19.61 ± 0.93 | 25.00 ± 0.22 | 20.13 ± 4.65 | – | |
Lean mass (%) | 59.44 ± 0.39 | 65.70 ± 0.21 | 79.87 ± 4.64 | – | |
MT (cm) | – | – | – | 1.91 ± 0.08 | |
Middle | n | 5 | 5 | 6 | 4 |
Age (m/y) | 17 months | 17 months | 16.48 ± 0.31 years | 46.0 ± 0.71 years | |
Height (cm) | – | – | – | 176.2 ± 2.2 | |
BW (g/kg) | 41.67 ± 2.11* | 401.0 ± 14.6* | 13.31 ± 0.33* | 87.50 ± 7.15 | |
BMI (kg/m2) | – | – | – | 28.28 ± 1.91 | |
Fat mass (%) | 24.30 ± 0.57* | 30.68 ± 0.31* | 21.07 ± 6.68 | – | |
Lean mass (%) | 58.25 ± 0.17* | 61.04 ± 0.33* | 78.92 ± 6.68 | – | |
MT (cm) | – | – | – | 1.71 ± 0.09 | |
Old | n | 5 | 5 | 6 | 7 |
Age (m/y) | 28 months | 30 months | 26.83 ± 0.22 years | 74.0 ± 4.38 years | |
Height (cm) | – | – | – | 169.9 ± 2.2 | |
BW (g/kg) | 46.55 ± 7.30* | 417.1 ± 15.7* | 11.12 ± 0.68* | 85.86 ± 3.16 | |
BMI (kg/m2) | – | – | – | 29.74 ± 0.99 | |
Fat mass (%) | 13.76 ± 0.36* | 30.41 ± 0.31* | 19.43 ± 5.23 | – | |
Lean mass (%) | 60.91 ± 0.18* | 61.19 ± 0.32* | 70.32 ± 11.4 | – | |
MT (cm) | – | – | – | 1.35 ± 0.13* |