Table 5.

Differences in blink reflex between nondizziness and dizziness groups.

	Nondizziness (n = 92)	Dizziness (n = 13)	t-value	P value
R1 latency (ms)	10.74 ± 0.90	11.33 ± 0.86	3.182	0.002∗
IR2 latency (ms)	32.70 ± 4.35	39.47 ± 4.22	7.454	P ≤ 0.001∗∗
CR2 latency (ms)	32.40 ± 4.62	39.17 ± 4.05	7.09	P ≤ 0.001∗∗
IR2 duration (ms)	43.95 ± 9.28	35.72 ± 7.30	−4.335	P ≤ 0.001∗∗
CR2 duration (ms)	44.00 ± 8.95	37.12 ± 7.18	−3.751	P ≤ 0.001∗∗

^∗ P < 0.01, ^∗∗P ≤ 0.001. Abbreviations: n: number of cases; IR2: ipsilateral R2; CR2: contralateral R2.