Table 1.

Demographic and clinical characteristics of the population

	Total	Brandt-Daroff group (n = 9)	“Sham” group (n = 7)	Semont group (n = 9)	Epley group (n = 9)	p Value
Age (mean, SD, years)	59.85 ± 13.10	59.66	55.28	64.66	58.77	0.600
Gender	M = 9 F = 25	M = 3 (33.33%) F = 6 (66.66%)	M = 1 (14.28%) F = 6 (85.71%)	M = 1 (11.11%) F = 8 (88.88%)	M = 4 (44.44%) F = 5 (55.55%)	0.343 0.898
Diabetes mellitus	5	1 (11.11%)	1 (14.28%)	2 (22.22%)	1 (11.11%)	0.898
Hypertension	13	4 (44.44%)	3 (42.85%)	4 (44.44%)	2 (22.22%)	0.721
Dyslipidemia	4	0 (0%)	0 (0%)	3 (33.33%)	1 (11.11%)	0.104
Hypothyroidism	2	2 (22.22%)	0 (0%)	0 (0%)	0 (0%)	0.116
Prolonged rest	6	2 (22.22%)	1 (14.28%)	0 (0%)	3 (33.33%)	0.303
Affected ear-side	R = 24 L = 10	R = 7 (77.77%) L = 2 (22.22%)	R = 6 (85.71%) L = 1 (11.11%)	R = 6 (66.66%) L = 3 (33.33%)	R = 5 (55.55%) L = 4 (44.44%)	0.564
Nystagmus latency (mean, SD, seconds)	5.41 s ± 5.81 s	4.55 s	3.14 s	8.44 s	5 s	0.204
Nystagmus duration (mean, SD, seconds)	10.5 s ± 3.75 s	8.88 s	11.14 s	11.11 s	11 s	0.715

M: Males, F: Females, R: Right, L: Left, CW: Clockwise, CCW: Counter-clockwise, s: Seconds