| W-group | WR-group | ||||
---|---|---|---|---|---|---|
Before | After | % Change | Before | After | % Change | |
Echo intensity (a.u.) | ||||||
 Rectus femoris | 76.10 ± 9.28 | 67.23 ± 7.97* | −11.17 ± 8.75 | 67.98 ± 8.79†| 57.96 ± 9.96*†| −14.69 ± 9.93 |
 Vastus lateralis | 63.71 ± 7.53 | 56.18 ± 8.04* | −11.60 ± 9.63 | 60.07 ± 12.54 | 44.29 ± 11.17*†| −25.74 ± 14.52†|
 Quadriceps femoris | 69.90 ± 7.43 | 61.71 ± 7.04* | −11.50 ± 7.26 | 64.02 ± 9.53†| 51.12 ± 9.95*†| −20.22 ± 9.52†|
Subcutaneous fat thickness (cm) | ||||||
 Anterior | 0.81 ± 0.22 | 0.82 ± 0.25 | 1.49 ± 12.39 | 0.74 ± 0.28 | 0.73 ± 0.25 | 0.91 ± 16.13 |
 Lateral | 0.61 ± 0.21 | 0.63 ± 0.24 | 4.10 ± 21.36 | 0.62 ± 0.28 | 0.52 ± 0.21* | −13.04 ± 19.56†|
 Quadriceps femoris | 0.71 ± 0.21 | 0.72 ± 0.23 | 2.14 ± 12.17 | 0.68 ± 0.27 | 0.62 ± 0.23* | −6.47 ± 12.43†|
Muscle thickness (cm) | ||||||
 Rsctus femoris | 1.43 ± 0.31 | 1.31 ± 0.27* | − 7.18 ± 12.25 | 1.38 ± 0.36 | 1.46 ± 0.36* | 7.97 ± 18.50†|
 Vastus intermedius - anterior | 1.39 ± 0.42 | 1.24 ± 0.38 | −10.20 ± 13.41 | 1.45 ± 0.47 | 1.46 ± 0.46 | 4.60 ± 25.68†|
 Vastus lateralis | 1.63 ± 0.33 | 1.57 ± 0.32 | −2.72 ± 17.68 | 1.66 ± 0.38 | 1.72 ± 0.41 | 6.56 ± 25.33 |
 Vastus intermedius - lateral | 1.14 ± 0.37 | 1.02 ± 0.36* | −10.09 ± 21.97 | 1.48 ± 0.40†| 1.19 ± 0.30*†| −14.34 ± 33.19 |
 Quadriceps femoris | 1.40 ± 0.25 | 1.29 ± 0.24 | −7.83 ± 7.70 | 1.49 ± 0.33 | 1.46 ± 0.32 | − 0.63 ± 16.42†|