Table 3. Cases where baseline sacral sparing and alternative components differed.
| Case | Exam time | SNL | AIS | Alt-AIS | S3P | DAP | VAC | VHTC | LEMS | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 month | C2 | C | C | Y | Y | N | Y | 8 | |
| 1 | 3 months | C4 | C | C | Y | Y | N | Y | 16 | |
| 2 | 1 month | C5 | C | C | Y | Y | N | Y | 4 | |
| 2 | 12 months | C6 | D | D | Y | Y | Y | Y | 49 | |
| 3 | 1 month | T6 | C | C | Y | Y | N | Y | 5 | |
| 3 | 6 months | T5 | D | D | Y | Y | Y | Y | 28 | |
| 4 | 1 month | C4 | C | C | N | Y | Y | Y | 20 | |
| 4 | 3 months | C3 | C | C | N | Y | Y | Y | 14 | |
| 5 | 1 month | C4 | A | B | Y | N | N | N | 0 | |
| 5 | 6 months | C2 | C | A | N | Y | N | N | 0 | Syrinx |
| 6 | 1 month | T11 | B | A | N | Y | N | N | 0 | |
| 6 | 12 months | T8 | C | C | Y | Y | Y | Y | 19 | |
| 7 | 1 month | T10 | A | B | Y | N | N | N | 0 | |
| 7 | Lost to follow up | – | – | – | – | – | – | – | – |
SNL, single neurologic level; AIS, ASIA Impairment Scale; alt-AIS, alternative AIS; S3P, pressure over the S3 dermatome; DAP, deep anal pressure; VAC, voluntary anal contraction; VHTC, voluntary hip adductor and toe flexor muscle contraction; LEMS, lower extremity motor score.