Table IV. Comparison of vibration-induced slow phase nystagmus in SSCD patients and normal subjects.
| SPV, °/S | |||
| SSCD | Horizontal | Vertical | Torsional |
| Right (affected) = 2 | RS: -0,85 (-0,8 to 0,9) | RS: 7,5 (6,2 to 9,7) | RS: 18,45 (15,8 to 21,1) |
| LS: 0,5 (0,4 to 0,6) | LS: 6,1 (5,9 to 6,3) | LS: 7,5 (4,5 to 9,8) | |
| Left (affected) = 7 | LS: 1,657 (1,1 to 2,5) | LS: -9,743 (-6,3 to -12,9) | LS: -19,8 (-13,8 to 27,3) |
| RS: -1,0 (-2,8 to 1,8) | RS: 3,871 (1,7 to 9,8) | RS: 4,8 (-8,2 to 18,2) | |
| Bilateral L > R = 5 | LS: 1,98 (0,9 to 4,3) | LS: -9,82 (-15,2 to -3,9) | LS: -15,7 (-26,41 to -4,0) |
| RS: -0,54 (-4 to 1,7) | RS: -1,38 (-10,6 to 12,3) | RS: 4,28 (-23,6 to 16,6) | |
| Bilateral R > L = 2 | LS: 1,6 (1,3 to 1,9) | LS: -6,7 (-8,2 to -5,2) | LS: -14,4 (-16,4 to -12,4) |
| RS: -2,6 (-4 to 1,2) | RS: -7,65 (-9,3 to 6,0) | RS: 21,25 (16,5 to 26,0) | |
| Normal = 10 | LS: -0,6 (-0,9 to 0) | LS: 0,18 (-0,3 to 0,6) | LS: -0,26 (-0,9 to 0) |
| RS: 0,89 (0 to 1,7) | RS: 0,2 (-0,2 to 0,8) | RS: 0,37 (0 to 1,2) | |
| Total: 23 ears affected | |||
RS: Right stimulation; LS: Left stimulation; L: Left; R: Right; SSCD: Superior semicircular canal dehiscence; SPV: Slow phase velocità; °/S: degree/second.