Cervical Vestibular-Evoked Myogenic Potentials: Norms and Protocols

Table 2

Interaural differences of VEMP parameters in 39 cases.

VEMP parameters	Range	Mean ± SD
Interaural difference of threshold	0–10	3.59±3.62
Interaural difference of p1 latency	0.10–5.30	1.75±1.41
Interaural difference of n1 latency	0–3.40	1.20±0.83
Interaural difference of p1-n1 interlatency	0.20–4.60	1.62±1.20
Interaural difference of p1-n1 interamplitude	0.49–33.78	7.98±6.85
Asymmetrical ratio (%)	0.67–32.98	14.22±9.42