. Author manuscript; available in PMC: 2010 May 1.

Published in final edited form as: Nat Genet. 2001 Feb;27(2):191–194. doi: 10.1038/84831

Table 1.

Effects of mitochondrial origin on ABR thresholds of 3- and 6-month-old N2 mice from three backcrosses

Mitochondrial origin	Number of N2 mice	ABR thresholds		Probability values Mann–Whitney
Mitochondrial origin	Number of N2 mice	Average	s.d.	Probability values Mann–Whitney
(A/J×CAST/Ei) F₁×A/J backcross
3-month test age
A/J	135	30.7	25.4	0.0043^*
CAST	157	21.1	17.2
6-month test age
A/J	130	38.9	31.5	0.012^*
CAST	151	29.2	23.4
(NOD/LtJ×CAST/Ei) F₁×NOD/LtJ backcross
3-month test age
NOD	144	37.8	34.4	0.27
CAST	156	40.9	34.6
6-month test age
NOD	133	44.4	37.4	0.31
CAST	141	47.5	36.9
(SKH2/J×CAST/Ei) F₁×SKH2/J backcross
3-month test age
SKH	141	33.3	30.2	0.30
CAST	74	35.6	29.6
6-month test age
SKH	141	45.3	34.9	0.80
CAST	74	45.9	34.1

Denotes significant results.