Table 2.
Descriptive and comparative statistics: sarcopenic versus sarcopenic obese men
| Sarcopenic (FM% ≤ 23.8; n = 10) | Sarcopenic-obese (FM% > 23.8; n = 8) | ||||
|---|---|---|---|---|---|
|
|
|
||||
| Mean | SD | Mean | SD | p | |
| Age | 81.1 | 6.8 | 82.0 | 7.7 | 0.795 |
| Anthropometric and body composition variables | |||||
| Height (cm) | 171.6 | 8.9 | 166.3 | 5.8 | 0.165 |
| Weight (kg) | 63.8 | 8.3 | 68.3 | 5.3 | 0.200 |
| Upper arm crf (cm) | 25.3 | 2.8 | 28.3 | 4.7 | 0.110 |
| Waist crf (cm) | 83.2 | 7.6 | 94.4 | 7.9 | 0.007 |
| Calf crf (cm) | 33.2 | 2.6 | 34.3 | 2.4 | 0.394 |
| BMI (kg/m2) | 21.6 | 1.6 | 24.7 | 1.2 | 0.000 |
| FM (kg) | 11.6 | 3.1 | 18.9 | 2.1 | 0.000 |
| FFM (kg) | 50.2 | 5.4 | 48.5 | 3.4 | 0.438 |
| SMI | 6.5 | 0.3 | 7.0 | 0.2 | 0.002 |
| Bioelectrical variables | |||||
| R/H (Ohm/m) | 327.0 | 37.3 | 335.9 | 23.7 | 0.567 |
| Xc/H (Ohm/m) | 26.8 | 4.8 | 30.8 | 5.7 | 0.122 |
| Z/H (Ohm/m) | 328.1 | 37.3 | 337.3 | 23.8 | 0.554 |
| R sp (Ohm • cm) | 348.7 | 49.0 | 435.9 | 65.2 | 0.005 |
| Xc sp (Ohm • cm) | 28.9 | 7.3 | 39.7 | 6.9 | 0.006 |
| Z sp (Ohm • cm) | 349.9 | 49.2 | 437.7 | 65.2 | 0.005 |
| Phase (degrees) | 4.7 | 1.0 | 5.3 | 0.9 | 0.269 |
Abbreviations: BMI, body mass index; crf, circumference; FFM, fat-free mass; FM, fat mass; H, height; R, resistance; SD, standard deviation; SMI, skeletal muscle mass index; sp, specific; Xc, reactance; Z, impedance.