Table 1
The direction of the nystagmus plane in 224 subjects
Plane of nystagmus
Number of subjects
%
Horizontal uniplanar
174
77.7
Horizontal and torsional
27
12.0
Horizontal, vertical and torsional
8
3.6
Horizontal and vertical
6
2.7
Torsional
5
2.2
Vertical
4
1.8