Neurologic symptoms and signs of lateral MI
| sVAD N=43 | Non-sVAD N=51 | P | |
| Ipsilateral facial paralysis, N (%) | 4 (9.30) | 11 (21.57) | 0.157 |
| Contralateral facial paralysis, N (%) | 2 (4.65) | 4 (7.84) | 0.684 |
| Bilateral facial paralysis, N (%) | 0 | 1 (1.96) | 1.000 |
| Ipsilateral motor weakness, N (%) | 8 (18.60) | 11 (21.57) | 0.721 |
| Contralateral motor weakness, N (%) | 2 (4.54) | 5 (9.80) | 0.448 |
| Ipsilateral facial dysesthaesia, N (%) | 23 (53.49) | 19 (37.25) | 0.115 |
| Contralateral facial dysesthaesia, N (%) | 5 (11.63) | 4 (7.84) | 0.727 |
| Ipsilateral hemianesthaesia, N (%) | 6 (13.95) | 5 (9.80) | 0.533 |
| Contralateral hemianesthaesia, N (%) | 30 (69.77) | 24 (47.06) | 0.027 |
| Ataxia, N (%) | 30 (69.77) | 27 (52.94) | 0.096 |
| Dizziness, N (%) | 27 (62.79) | 29 (56.86) | 0.560 |
| Dysarthria, N (%) | 16 (37.21) | 20 (39.22) | 0.842 |
| Dysphagia, N (%) | 27 (62.79) | 27 (52.94) | 0.336 |
| Vertigo, N (%) | 17 (39.53) | 16 (31.37) | 0.409 |
| Nystagmus, N (%) | 13 (30.23) | 14 (27.45) | 0.767 |
| Nausea or vomiting, N (%) | 27 (62.79) | 24 (47.06) | 0.127 |
MI, medullary infarction; sVAD, spontaneous vertebral artery dissection.