Pairs of ventral and dorsal roots stimulated to assess spatial facilitation
| DR | VR | No. |
|---|---|---|
| L5 | Ipsi L4 | 3 |
| Ipsi L5 | 5 | |
| Ipsi L6 | 2 | |
| Contra L5 | 2 | |
| L6 | Ipsi L5 | 3 |
| Ipsi L6 | 6 | |
| Contra L6 | 2 | |
| Contra L5 | 1 | |
| S1 | Ipsi L6 | 3 |
| Contra L6 | 2 |
The various combinations of dorsal and ventral roots are shown with the number of pairs of each class used (No.).