Table 2. Architectural parameters of Vastus Lateralis (VL), Gastrocnemius Medialis (GM), Gastrocnemius Lateralis (GL), Triceps Brachii (TB), and Biceps Brachii (BB) muscles in S1 (n = 11) and S2 (n = 12).
Variable |
|
S1 |
|
S2 |
|
|
Mean (±SD) |
Range |
Mean (±SD) |
Range |
Muscle thickness (cm) |
VL * |
2.25 (.12) |
2.01 - 2.45 |
2.14 (.11) |
1.98 - 2.31 |
GM |
1.88 (.19) |
1.52 - 2.15 |
1.75 (.17) |
1.41 - 2.02 |
GL * |
1.70 (.21) |
1.18 - 2.03 |
1.51 (.20) |
1.08 - 2.01 |
TB * |
2.24 (.15) |
2.04 - 2.48 |
2.10 (.13) |
1.92 - 2.41 |
BB |
2.08 (.21) |
1.79 - 2.47 |
2.04 (.22) |
1.78 - 2.52 |
Pennation angle (°) |
VL |
16.0 (2.6) |
12.3 - 22.3 |
18.3 (3.7) |
12.5 - 25.1 |
GM |
20.2 (3.8) |
15.4 - 27.3 |
21.3 (5.1) |
13.3 - 29.0 |
GL |
16.1 (1.6) |
13.3 - 19.7 |
17.2 (2.1) |
14.1 - 21.2 |
TB * |
16.9 (2.3) |
12.6 - 21.6 |
19.1 (2.8) |
13.2 - 22.8 |
Absolute fascicle length (cm) |
VL * |
8.30 (1.1) |
6.19 - 10.71 |
7.04 (1.2) |
4.91 - 9.16 |
GM |
5.59 (1.0) |
4.23 - 8.11 |
5.04 (1.1) |
3.18 - 6.87 |
GL * |
6.13 (.7) |
5.13 - 7.19 |
5.23 (1.1) |
3.22 - 7.69 |
TB * |
7.86 (1.4) |
5.59 - 11.42 |
6.55 (1.1) |
5.08 - 8.99 |
Fascicle length/limb length (cm/cm) |
VL * |
.21 (.03) |
.15 - .28 |
.18 (.03) |
.11 - .24 |
GM |
.14 (.03) |
.10 - .21 |
.12 (.03) |
.07 - .17 |
GL |
.15 (.02) |
.11 - .19 |
.13 (.03) |
.08 - .19 |
TB * |
.21 (.03) |
.15 - .28 |
.18 (.04) |
.14 - .26 |
* Significant differences between S1 and S2, p < 0.05.