From: Biceps femoris late latency responses and the “notching sign” in spasticity
Normal | Hemiparetic | Paraparetic | Spasticity | ||||
---|---|---|---|---|---|---|---|
Left side | Unaffected side | Affected side | Severe side | Total | p* | p** | |
Pc | 4.8 ± 1.5 | 3.1 ± 1.6 | 4.6 ± 2.6 | 4.8 ± 1.6 | 4.7 ± 2.1 | 0.734 | 0.006 |
Ɵ1(°) | 18.3 ± 5.6 | 11.6 ± 6.9 | 13.7 ± 6.6 | 16.2 ± 6.9 | 14.8 ± 6.8 | 0.061 | 0.001 |
t1(msec) | 317.4 ± 23.4 | 294.7 ± 54.5 | 250.1 ± 80.8 | 261.7 ± 79.9 | 255.5 ± 80.0 | 0.001 | 0.001 |
ω1(°/s) | 58.0 ± 16.6 | 40.7 ± 19.5 | 56.2 ± 24.5 | 65.4 ± 31.2 | 60.5 ± 28.0 | 0.537 | 0.004 |
f (Hz) | 1.0 ± 0.1 | 1.0 ± 0.1 | 1.4 ± 0.6 | 1.2 ± 0.4 | 1.3 ± 0.5 | 0.000 | 0.000 |
Ɵ2(°) | 10.6 ± 5.6 | 4.2 ± 3.7 | 7.2 ± 5.1 | 8.6 ± 5.3 | 7.8 ± 5.2 | 0.044 | 0.001 |
ω2(°/s) | 41.7 ± 23.2 | 20.7 ± 16.1 | 31.5 ± 21.2 | 40.3 ± 21.6 | 35.6 ± 21.7 | 0.415 | 0.001 |
DR | 0.6 ± 0.2 | 0.3 ± 0.3 | 0.4 ± 0.3 | 0.5 ± 0.2 | 0.47 ± 0.2 | 0.187 | 0.01 |
n | 25 | 24 | 35 | 30 | 65 | N/S G |