Fig. 1From: The epidemiology of patellar luxation in dogs attending primary-care veterinary practices in EnglandAges of dogs attending primary-care veterinary practices in England without (n = 205,105) and with (n = 749) a patellar luxation diagnosis. The age was calculated for non-cases at the centre-date of the available clinical records and for cases at the date of first diagnosisBack to article page