Comparison of demographic and clinical data between patients with and without nystagmus
| Patients with nystagmus (n=11) | Patients without nystagmus (n=30) | p Value | |
|---|---|---|---|
| Age, mean (SD) | 62.5 (13.8) | 65.1 (11.8) | 0.653* |
| Men, n (%) | 5 (45.5%) | 19 (63.3%) | 0.476† |
| Interval from onset to examination (h), mean (SD) | 4.8 (6.3) | 15.3 (18.3) | 0.037* |
| Dizziness at arrival (emergency room) | 0.000† | ||
| Vertigo, n (%) | 7 (63.6%) | 2 (6.7%) | |
| Non-vertiginous dizziness, n (%) | 4 (36.4%) | 18 (60%) | |
| None, n (%) | 0 (0.0%) | 10 (33.3%) | |
| Nausea/vomiting, n (%) | 10 (90.9%) | 16 (53.3%) | 0.033† |
| Gait ataxia, n (%) | 11 (100%) | 21 (70%) | 0.083† |
| Limb ataxia, n (%) | 9 (81.8%) | 17 (56.7%) | 0.168† |
| Lesion side (right), n (%) | 4 (36.4%) | 19 (63.3%) | 0.164† |
| Mass effect, n (%) | 2 (18.2%) | 0 (0.0%) | 0.067† |
| Involvement of the rostral anterior cerebellum, n (%) | 9 (81.8%) | 11 (36.7%) | 0.015† |
| Lesion volume (cm3), mean (SD) | 6.0 (5.0) | 4.0 (5.3) | 0.103* |
*t test for independent samples.
†Fisher's exact test.