Table 1.

Normal and patient subjects tested

Diagnosis	N	Side of lesion	Age (years)	Use of corrective lenses
Normal	19	n/a	34.4 ± 11.8	9 total: 5 with contact lenses; 4 with glasses
SCD	6		47 ± 9.1 (34–57)	6
Before plugging	5	2 bilateral, 2 right, 1 left	46.8 ± 9.5	3 with contacts lenses, 1 with glasses
After plugging	6	4 right, 2 left	47.5 ± 8.5	2 with contacts lenses, 1 with glasses
UVD	2	1 right, 1 left	43 ± 5.6 (39 and 47)	none

One additional subject was tested after SCD plugging.

SCD = superior canal dehiscence; UVD = unilateral vestibular deafferentation.