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Muscle activity during minimum threshold stimulation.
| Active electrode |
Threshold stimulus (μA) |
Biceps femoris |
Hamstrings | Gluteus medius |
Rectus femoris |
|---|---|---|---|---|---|
| 1 | Reference electrode for all stimulus combinations | ||||
| 2 | 60 | ||||
| 3 | 10 | N | |||
| 4 | 30 | N | |||
| 5 | 60 | ||||
| 6 | 90 | N | N | ||
| 7 | 30 | ||||
| 8 | 30 | ||||
| 9 | 30 | ||||
| 10 | 60 | ||||
| 11 | 60 | ||||
| 12 | 30 | ||||
| 13 | 30 | ||||
| 14 | N/A | N | N | N | |
| 15 | 60 | ||||
| 16 | 90 | ||||
| 17 | 30 | ||||
| 18 | 60 | ||||
= EMG detected
= No EMG detected
= Noise obscured EMG
