Table 1

Prevalences of congenital hereditary sensorineural deafness in Australian Cattle Dogs (and numbers of dogs affected) for dogs where the complete litter was BAER tested, for dogs from incompletely tested litters and for dogs tested individually (single dog tests)
Completeness of BAER testing of dog’s litter* No. dogs tested** Normal hearing Unilateral deaf Bilateral deaf***
Left-hand side Right-hand side Side unrecorded
Complete litter tested 696 88.9% (619) 3.9% (27) 3.6% (25) 0.0% 3.6% (25)
Incompletely-tested litter 114 86.8% (99) 1.8% (2) 5.3% (6) 1.8% (2) 4.4% (5)
Single dog tests 89 94.4% (84) 2.2% (2) 3.4% (3) 0.0% 0.0%
Total 899 89.2% (802) 3.4% (31) 3.8% (34) 0.2% (2) 3.3% (30)

* BAER indicates brainstem auditory evoked response test.

** No. indicates number.

*** Percentages in some rows do not sum to 100.0% due to rounding.

Sommerlad et al.

Sommerlad et al. BMC Veterinary Research 2012 8:202   doi:10.1186/1746-6148-8-202

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