Table 2.

Mean (s.d.) click- and speech-ABR peak latency (μV) values

		Left		Right		RMANOVA results (p-values)
		Controls	All mTBI	Controls	All mTBI	Group	Ear	Cond.	Interactions
Latency Click-ABR	I	1.57 (0.13)	1.67 (0.19)	1.58 (0.13)	1.63 (0.18)	0.120	0.515	--	NS
	III	3.77 (0.20)	3.79 (0.22)	3.72 (0.23)	3.79 (0.21)	0.499	0.215	--	NS
	V	5.80 (0.22)	5.87 (0.29)	5.78 (0.23)	5.88 (0.29)	0.175	0.558	--	NS
	I–III	2.13 (0.21)	2.11 (0.18)	2.20 (0.18)	2.15 (0.21)	0.395	0.594	--	0.014	G x E
	III–V	2.08 (0.17)	2.07 (0.20)	2.05 (0.18)	2.07 (0.20)	0.757	0.443	--	NS
	I–V	4.21 (0.22)	4.19 (0.29)	4.24 (0.21)	4.24 (0.29)	0.998	0.954	--	0.034	G x E
Latency Speech-ABR Quiet	V	6.70 (0.34)	6.82 (0.51)	6.68 (0.32)	7.00 (0.64)	0.160	0.008	<0.001	0.006	G x E
	A	7.87 (0.42)	7.99 (0.48)	7.91 (0.32)	8.09 (0.70)	0.181	0.002	<0.001	0.039	G x E
	D	23.30 (0.76)	23.61 (0.84)	23.36 (1.15)	23.89 (1.33)	0.189	0.243	0.011	NS
	E	31.58 (0.66)	31.56 (0.70)	31.45 (0.81)	31.80 (0.88)	0.368	0.377	0.585	NS
	F	39.80 (0.72)	39.80 (0.73)	39.62 (0.50)	39.91 (0.80)	0.323	0.941	0.050	NS
	O	48.43 (0.57)	48.63 (0.67)	48.55 (0.42)	48.71 (0.75)	0.241	0.195	0.006	NS
	V-A lat	1.18 (0.30)	1.17 (0.29)	1.24 (0.22)	1.09 (0.25)	1.000	0.680	0.382	NS
	V-A slope	−0.22 (0.09)	−0.21 (0.10)	−0.21 (0.07)	−0.23 (0.12)	0.511	0.289	<0.001	NS
Latency Speech-ABR Noise	V	6.86 (0.31)	6.95 (0.60)	6.84 (0.32)	7.11 (0.64)
	A	7.98 (0.28)	8.17 (0.57)	8.03 (0.30)	8.36 (0.74)
	D	23.59 (1.12)	24.39 (1.55)	23.11 (0.44)	23.90 (1.31)
	E	31.32 (0.65)	31.58 (0.79)	31.37 (0.57)	31.62 (0.90)
	F	39.75 (0.59)	39.90 (0.92)	39.78 (0.60)	39.96 (0.81)
	O	48.53 (0.70)	48.71 (0.65)	48.74 (0.53)	48.77 (0.58)
	V-A lat	1.11 (0.30)	1.21 (0.29)	1.19 (0.26)	1.25 (0.30)
	V-A slope	−0.14 (0.05)	−0.15 (0.07)	−0.15 (0.04)	−0.17 (0.08)

NS = no significant interactions present; G = group, E = ear, C = condition (quiet vs.