Table 2. Vestibular testing in patients with progressive supranuclear palsy.
| Patient no. | Caloric testing | vHIT | oVEMP | cVEMP | |||||
|---|---|---|---|---|---|---|---|---|---|
| AR | Gain r | Gain l | Amp r | Amp l | AR | Amp r | Amp l | AR | |
| 1 | m.d. | 1.0 | 0.8 | 32.3 | 21.7 | 20 | 6.1 | 13.0 | 36 |
| 2 | 15 | 0.8 | 0.9 | 6.3 | 3.3 | 31 | 29.0 | 18.9 | 21 |
| 3 | m.d. | 1.2 | 1.2 | 26.4 | 21.5 | 10 | 45.3 | 38.1 | 9 |
| 4 | m.d. | 1.0 | 0.9 | 9.8 | 11.4 | 8 | 56.5 | 57.6 | 1 |
| 5 | 15 | m.d. | m.d. | 3.4 | 2.6 | 14 | 118.0 | 25.9 | 64 |
| 6 | m.d. | 1.1 | 1.0 | 15.7 | 15.1 | 2 | 38.9 | 49.2 | 12 |
| 7 | 6 | 1.1 | 0.9 | 9.0 | 10.0 | 5 | 40.5 | 43.8 | 4 |
| 8 | 11 | 1.0 | 0.8 | 19.6 | 19.6 | 0 | 88.4 | 96.8 | 5 |
| 9 | m.d. | 0.9 | 0.8 | 6.0 | 12.2 | 34 | 58.4 | 60.1 | 1 |
| 10 | 12 | 1.2 | 0.9 | 7.0 | 3.9 | 28 | 16.9 | 72.5 | 62 |
| 11 | m.d. | 1.1 | 1.1 | 13.7 | 17.3 | 12 | 80.5 | 83.9 | 2 |
| 12 | m.d. | 0.9 | 0.9 | 9.9 | 29.1 | 49 | 129.9 | 62.9 | 33 |
| 13 | m.d. | 1.1 | 1.1 | 13.4 | 11.5 | 7 | 176.5 | 195.5 | 5 |
| 14 | 7 | m.d. | m.d. | 14.5 | 22.8 | 22 | 50.6 | 79.8 | 22 |
| 15 | m.d. | 0.9 | 1.2 | 4.7 | 6.5 | 16 | 30.4 | 33.3 | 3 |
| 16 | 14 | 0.9 | 0.8 | 18.2 | 15.0 | 10 | 82.0 | 54.0 | 21 |
| Mean±SD | 1.0±0.1 | 0.9±0.1 | |||||||
Amp: amplitude, AR: asymmetry ratio, cVEMP: cervical vestibular evoked myogenic potential, l: left, m.d.: missing data, oVEMP: ocular vestibular evoked myogenic potential, r: right, SD: standard deviation, vHIT: video head impulse test.