Table 2. Statistical comparisons of ABR threshold means at different ages: C57BL/6NJ (B6N, N = 10), B6.129S1-Cdh23 ^Ahl+ (Congenic, N = 10), and B6-Cdh23 ^c.753A (SNV, N = 18).

ABR thresholds			Tukey-Kramer HSD test P values
	Pairwise Comparisons		3 months	6 months	9 months	12 months	15 months	18 months
8 kHz	B6N	Congenic	0.11	0.95	0.99	0.87	—	—
8 kHz	B6N	SNV	0.06	0.71	0.44	0.39	0.13	0.32
8 kHz	Congenic	SNV	0.99	0.90	0.44	0.73	—	—
16 kHz	B6N	Congenic	0.86	0.004	0.08	<0.0001	—	—
16 kHz	B6N	SNV	0.86	0.04	<0.0001	<0.0001	<0.0001	<0.0001
16 kHz	Congenic	SNV	0.99	0.35	0.008	0.03	—	—
32 kHz	B6N	Congenic	<0.0001	<0.0001	<0.0001	<0.0001	—	—
32 kHz	B6N	SNV	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001
32 kHz	Congenic	SNV	0.46	0.33	0.06	0.10	—	—