Table 1.
Response Rates for Impulse Hammer and Air Conduction Stimuli.
| Impulse Hammer | Force Level | Adults | Adolescents | Children | ALL |
|---|---|---|---|---|---|
| cVEMP | Hard | 100% (42/42) | Not performed | 100% (42/42) | |
| Mean Peak Force | 46.61 N | ||||
| Medium | 100% (42/42) | 100% (28/28) | 100% (26/26) | 100% (96/96) | |
| Mean Peak Force | 27.42 N | 27.48 N | 26.40 N | ||
| Soft | 100% (42/42) | 100% (28/28) | 96% (25/26) | 98% (95/96) | |
| Mean Peak Force | 12.32 N | 12.91 N | 11.50 N | ||
| oVEMP | Hard | 100% (42/42) | Not performed | 100% (42/42) | |
| Mean Peak Force | 46.15 N | ||||
| Medium | 100% (42/42) | 100% (28/28) | 92% (24/26) | 98% (94/96) | |
| Mean Peak Force | 27.98 N | 29.06 N | 28.29 N | ||
| Soft | 100% (42/42) | 100% (28/28) | 100% (26/26) | 100% (96/96) | |
| Mean Peak Force | 13.17 N | 12.52 N | 12.87 N | ||
| Air Conduction | Stimulus | Adults | Adolescents | Children | ALL |
| cVEMP | 500 Hz TB | 100% (42/42) | 100% (28/28) | 100% (26/26) | 100% (96/96) |
| oVEMP | 95% (40/42) | 92% (26/28) | 88% (22/26) | 91% (88/96) | |
Abbreviations: cVEMP, cervical vestibular evoked myogenic potential; oVEMP, ocular vestibular evoked myogenic potential; N, Newtons; TB, tone burst.