Table 1.
Unilateral HOD | Bilateral HOD | p Value | |||
---|---|---|---|---|---|
| |||||
n | % | n | % | ||
Total | 39 | 100 | 56 | 100 | 0.08 |
Age at onseta (y) | 60 ± 17 (30–89)b | 63 ± 13 (31–82)b | 0.31 | ||
Men:Women | 15:24 | 38:62 | 39:17 | 70:30 | 0.003 |
| |||||
Symptomatic Clinical findingsc | 9 | 23 | 22 | 39 | 0.10 |
Ataxia | 8 | 89 | 18 | 82 | 1.00 |
Palatal tremor | 4 | 44 | 11 | 50 | 1.00 |
Dysarthria | 5 | 56 | 11 | 50 | 1.00 |
Tremor | 2 | 22 | 11 | 50 | 0.24 |
Pyramidal signs | 6 | 67 | 9 | 41 | 0.25 |
Nystagmus | 5 | 56 | 8 | 36 | 0.43 |
Ophthalmoplegia | 7 | 78 | 6 | 27 | 0.02 |
Dysphagia | 1 | 11 | 5 | 23 | 0.64 |
Ocular myoclonus | 0 | 0 | 3 | 14 | 0.54 |
Myoclonus | 0 | 0 | 1 | 5 | 1.00 |
HOD: hypertrophic olivary degeneration, n: number
Initially detected by MRI,
mean ± SD (range),
presenting each ratio in the number of symptomatic cases