Researchers evaluated 20 years of radiographic data from 5038 pedigree-registered Maine Coon cats. The prevalence of hip dysplasia was 37.4%, with no sex predilection. Severity was shown to increase with age and body mass.

Selective breeding was shown to reduce the severity of symptoms in descendants.

Read more by clicking on the link below:

Demography, heritability and genetic correlation of feline hip dysplasia and response to selection in a health screening programme.