Table 3.
Quadriceps Strength and Bulk by BMI group
| Quadriceps Parameter | Sex | Non-Obese <30 kg/m2 | Obese 30–35 kg/m2 | Mod-Severe ≥35kg/m2 | p-value* |
|---|---|---|---|---|---|
| Peak Isokinetic Quadriceps Strength (N•m) | M | 148.8±30.9 | 151.3±38.3 | 159.1±42.8 | .5297 |
| F | 85.4±24.0 | 95.6±20.9 | 86.2±27.5 | .1038 | |
| Quadriceps CSA (cm2) | M | 65.8±10.7 | 67.0±12.2 | 66.0±9.6 | .8500 |
| F | 45.0±5.7 | 44.7±7.1 | 45.8±7.3 | .6865 | |
| Specific Strength (N•m/cm2) | M | 2.3±0.5 | 2.3±0.5 | 2.5±0.7 | .1751 |
| F | 1.9±0.5 | 2.2±0.5 | 1.9±0.6 | .0269 | |
| Intramuscular Quadriceps Fat (cm2) | M | 9.7±5.4 | 19.4±5.5 | 29.3±9.9 | <.0001 |
| F | 12.1±6.3 | 19.5±6.9 | 24.9±7.3 | <.0001 | |
| Extramuscular Thigh Fat (cm2) | M | 59.9±17.6 | 103.6±39.9 | 151.3±44.6 | <.0001 |
| F | 120.0±32.1 | 185.3±54.8 | 222.9±62.9 | <.0001 |
*
p-value comparing same-sex BMI groups, unadjusted for multiple comparisons