Clinical characteristics and analysis of vestibular-evoked myogenic potentials in patients with sudden sensorineural hearing loss in different ages

Table 4 The comparison of waveform parameters of ocular vestibular-evoked myogenic potentials between the sudden sensorineural hearing loss groups in the affected and unaffected ears

Group	Affected ear			Unaffected ear
	N1 latency (ms)	P1 latency (ms)	N1-P1 (µV)	N1 latency (ms)	P1 latency (ms)	N1-P1 (µV)
I (≤ 40)	10.62 ± 2.05	15.23 ± 1.93	15.96 ± 5.91	9.81 ± 1.17	14.44 ± 1.56	19.23 ± 9.25
II (41-60)	11.33 ± 1.69	15.52 ± 1.62	13.22 ± 5.36a	11.10 ± 2.13c	15.40 ± 2.13	16.25 ± 10.65
III (61-80)	11.62 ± 2.63	15.64 ± 1.61	8.30 ± 2.60b	11.49 ± 2.96	16.01 ± 3.71d	8.52 ± 3.95e

^aP < 0.05 vs group III (aged 61-80).

^bP < 0.05 vs group I (aged ≤ 40 years).

^cP < 0.05 vs group I (aged ≤ 40 years).

^dP < 0.05 vs group I (aged ≤ 40 years).

^eP < 0.05 vs group I (aged ≤ 40 years).