Table 1.

Statistical assessment of ABR threshold shifts

Exposed ear						Unexposed ear
Three-way ANOVA	P value	Sig	Unpaired t test	P value	Sig	Three-way ANOVA	P value	Sig
Frequency	0.79	ns				Frequency	0.77	ns
Exposure	< 0.0001	****	Sham-exposed: vehicle vs. RL-81	0.33	ns	Exposure	0.39	ns
Drug condition	0.021	*				Drug condition	0.29	ns
Frequency × exposure	0.97	ns	Noise-exposed: vehicle vs. RL-81	0.16	ns	Frequency × exposure	0.98	ns
Frequency × drug condition	0.78	ns				Frequency × drug condition	0.47	ns
Exposure × drug condition	0.52	ns				Exposure × drug condition	0.05	ns
Frequency × exposure × drug condition	0.99	ns	Tinnitus vs. non-tinnitus	0.17	ns	Frequency × exposure × drug condition	0.76	ns

*P < 0.05

****P < 0.0001