Table 2.
Reflex parameter | Force (gm) | Soleus EMG | MG EMG | Total EMG | |||
---|---|---|---|---|---|---|---|
μV | r | μV | r | μV | r | ||
Prelesion control | |||||||
Background force | 54 ± 7 | 18 ± 2 | 0.43* | 13 ± 2 | 0.56* | 32 ± 3 | 0.54* |
Dynamic amplitude | 466 ± 33 | 60 ± 5 | 0.61* | 64 ± 10 | 0.81* | 130 ± 13 | 0.88* |
Static amplitude | 376 ± 29 | 47 ± 5 | 0.44* | 43 ± 7 | 0.81* | 98 ± 9 | 0.83* |
T13–L3 DLF lesion | |||||||
Background force | 134 ± 19 | 26 ± 6 | 0.37* | 24 ± 6 | 0.58 | 50 ± 11 | 0.54 |
Dynamic amplitude | 808 ± 50 | 82 ± 7 | 0.56* | 78 ± 17 | 0.94* | 175 ± 23 | 0.92* |
Static amplitude | 665 ± 44 | 64 ± 8 | 0.44* | 59 ± 13 | 0.96* | 128 ± 18 | 0.94* |
EMG activity is shown for MG, SOL, and their sum (total), averaged over 6 week prelesion and postlesion periods.
Statistical significance at p < 0.05; n = 4.