Table 4. Relationships between 30m sprint speed and muscle architecture in the dominant and non-dominant limbs in men (n=14) and women (n=14) [r (p-value)].
|
Rectus Femoris |
Vastus Lateralis |
| Men |
Women |
Men |
Women |
| Muscle Thickness (cm) |
Dominant |
.16 (.63) |
.14 (.65) |
.01 (.98) |
-.34 (.24) |
| Non-Dominant |
.29 (.27) |
.32 (.27) |
.22 (.37) |
-.24 (.34) |
| %DIFF |
-.20 (.49) |
.34 (.22) |
.21 (.47) |
.03 (.93) |
| Pennation Angle (°) |
Dominant |
-.69 (.01) |
.07 (.82) |
-.04 (.89) |
.50 (.07) |
| Non-Dominant |
-.56 (.04) |
-.50 (.07) |
-.16 (.58) |
.32 (.28) |
| %DIFF |
.10 (.74) |
.49 (.08) |
-.05 (.87) |
.35 (.22) |
| Fascicle Length (cm) |
Dominant |
.54 (.05) |
.02 (.94) |
.06 (.85) |
-.50 (.07) |
| Non-Dominant |
.65 (.01) |
.59 (.03) |
.29 (.31) |
-.32 (.26) |
| %DIFF |
-.10 (.74) |
.57 (.03) |
-.11 (.72) |
.17 (.56) |
| Cross-Sectional Area (cm2) |
Dominant |
-.01 (.98) |
.07 (.80) |
.44 (.12) |
.16 (.58) |
| Non-Dominant |
-.20 (.51) |
-.07 (.82) |
.44 (.12) |
.40 (.16) |
| %DIFF |
-.48 (.08) |
.42 (.13) |
-.17 (.55) |
-.38 (.18) |
| Echo Intensity (au) |
Dominant |
-.02 (.94) |
.39 (.17) |
-.38 (.19) |
.20 (.50) |
| Non-Dominant |
-.02 (.95) |
.44 (.12) |
-.48 (.08) |
.09 (.75) |
| %DIFF |
.02 (.92) |
-.29 (.32) |
-.25 (.38) |
-.01 (.99) |
‡ %DIFF = Absolute percent difference between dominant and non-dominant limbs.
