Table 2.
Muscle | Subject | A(N/ms) | τ1(ms) | τ2 (ms) | Km |
Quadriceps Femoris (N = 8) | #1 | 0.351 | 292.7 | 503.1 | 0.067 |
#2 | 0.412 | 31.2 | 200 | 0.01 | |
#3 | 2.878 | 72.6 | 1 | 0.215 | |
#4 | 1.153 | 46.9 | 69.2 | 0.016 | |
#5 | 0.53 | 46.1 | 84.7 | 0.012 | |
#6 | 0.682 | 169.3 | 31.1 | 0.034 | |
#7 | 1.504 | 38.591 | 39.58 | 0.016 | |
#9 | 1.04 | 61.8 | 5.5 | 0.024 | |
Average | 1.07 | 94.9 | 116.8 | 0.049 | |
COV** | 78% | 96% | 144% | 141% | |
Dorsiflexor (N = 7) | #1 | 0.183 | 99.9 | 86.4 | 0.054 |
#2 | 0.143 | 132.6 | 0.001 | 0.01 | |
#3 | 0.282 | 73.5 | 61.6 | 0.022 | |
#4 | 0.091 | 183.0 | 1 | 0.005 | |
#5 | 0.193 | 153.4 | 1 | 0.004 | |
#9 | 0.305 | 84.8 | 53.8 | 0.011 | |
#10 | 0.356 | 70.0 | 0.01 | 0.01 | |
Average | 0.222 | 113.9 | 29.1 | 0.017 | |
COV ** | 43% | 38% | 127% | 101% | |
Plantar-flexor (N = 9) | #1 | 0.194 | 373.7 | 1 | 0.231 |
#2 | 0.28 | 75.0 | 240.6 | 0.033 | |
#3 | 0.963 | 51.7 | 104.6 | 0.017 | |
#4 | 0.287 | 63.6 | 260.1 | 0.013 | |
#5 | 0.187 | 35.5 | 311.6 | 0.02 | |
#6 | 0.287 | 654.3 | 1 | 0.01 | |
#7 | 0.291 | 67.1 | 259.1 | 0.02 | |
#8 | 0.343 | 115.2 | 91.7 | 0.052 | |
#9 | 0.381 | 55.1 | 132.4 | 0.02 | |
Average | 0.357 | 168.7 | 155.8 | 0.046 | |
COV** | 71% | 123% | 78% | 151% |
*Please note that for each muscle group, parameter R was fixed at 5 and τc was fixed at 11 ms. In addition, certain muscle groups were not tested due to reflex responses or muscle swelling (see text and Table 1 for details).
** COV, Coefficient of variation = (Standard Deviation/Average) × 100