Type of nystagmus/ocular oscillation | n |
Downbeat nystagmus | 101 |
Upbeat nystagmus | 54 |
Central positional nystagmus | 26 |
Pendular nystagmus | 15 |
Congenital nystagmus | 12 |
Torsional nystagmus | 12 |
See-saw nystagmus | 8 |
Ocular flutter | 8 |
Square wave jerks | 7 |
Opsoclonus | 1 |
Periodic alternating nystagmus | 1 |
Downbeat nystagmus was the most frequent fixation nystagmus.