Breed-Specific Deafness Prevalence In Dogs (percent)

Breed Dogs
Tested
Bilaterally
Hearing
Unilaterally
Deaf
Bilaterally
Deaf
Total Deaf
(uni + bi)
Dalmatian 5,333 70.1% (3,740) 21.9% (1,167) 8.0% (426) 29.9% (1,593)
Bull Terrier
      white
      colored
665
346
311
89.0% (592)
80.1% (277)
98.7% (307)
9.9% (66)
18.0% (62)
1.3% (4)
1.1% (7)
2.0% (7)
0.0% (0)
11.0% (73)
19.9% (69)
1.3% (4)
English Setter 662 87.6% (580) 10.3% (68) 2.1% (14) 12.4% (82)
English Cocker Spaniel
       parti colored
       solid color
1,247
1,171
67
93.7% (1,168)
93.6% (1,096)
98.5% (66)
5.4% (67)
5.4% (63)
1.5% (1)
1.0% (12)
1.0% (12)
0.0% (0)
6.3% (79)
6.4% (75)
1.5% (1)
Australian Cattle Dog 296 85.5% (253) 12.2% (36) 2.4% (7) 14.5% (43)
Catahoula Leopard Dog* 78 37.2% (29) 23.1% (18) 39.7% (31) 62.8% (49)
Whippet*

 80

98.8% (79)

 0.0% (0)

 1.3% (1)

 1.3% (1)
Jack Russell Terrier*

84

86.9% (73)

7.1% (6)

6.0% (5)

13.1% (11)

*Insufficient numbers of animals tested at this time for percentages to be meaningful.


Dr. George M. Strain
Louisiana State University
Comparative Biomedical Sciences
School of Veterinary Medicine
Baton Rouge, Louisiana 70803
Phone: 225-578-9758
Fax: 225-578-9895
E-mail: strain@lsu.edu

May 16, 2005

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