Patellar Luxation Statistics
| Breeds having at least 50 evaluations January 1974 through December 2007 | Download |
| Breed |
Rank |
Number of Evaluations |
Percent Normal |
Percent Affected |
| POMERANIAN |
1 |
295 |
54.2 |
45.8 |
| COCKER SPANIEL |
2 |
543 |
79.7 |
20.3 |
| CHOW CHOW |
3 |
145 |
82.8 |
17.2 |
| YORKSHIRE TERRIER |
4 |
113 |
85.0 |
15.0 |
| JAPANESE CHIN |
5 |
61 |
85.2 |
14.8 |
| CHINESE SHAR-PEI |
6 |
138 |
86.2 |
13.8 |
| BEDLINGTON TERRIER |
7 |
66 |
86.4 |
13.6 |
| LABRADOR RETRIEVER |
8 |
301 |
88.0 |
12.0 |
| TIBETAN SPANIEL |
9 |
51 |
88.2 |
11.8 |
| TIBETAN TERRIER |
10 |
78 |
88.5 |
11.5 |
| LHASA APSO |
11 |
64 |
89.1 |
10.9 |
| MI-KI |
12 |
134 |
89.6 |
10.4 |
| AUSTRALIAN TERRIER |
13 |
96 |
90.6 |
9.4 |
| PUG |
14 |
291 |
91.8 |
8.2 |
| SCOTTISH TERRIER |
15 |
179 |
92.2 |
7.8 |
| SHIBA INU |
16 |
608 |
92.4 |
7.6 |
| SCHIPPERKE |
17 |
196 |
92.9 |
7.1 |
| BICHON FRISE |
18 |
976 |
93.6 |
6.4 |
| AMERICAN ESKIMO DOG |
19 |
63 |
93.7 |
6.3 |
| DACHSHUND |
20 |
113 |
93.8 |
6.2 |
| PULI |
21 |
83 |
94.0 |
6.0 |
| BRITTANY |
22 |
50 |
94.0 |
6.0 |
| CHINESE CRESTED |
23 |
269 |
94.1 |
5.9 |
| ENGLISH COCKER SPANIEL |
24 |
142 |
94.4 |
5.6 |
| POODLE |
25 |
803 |
94.5 |
5.5 |
| BOSTON TERRIER |
26 |
972 |
94.5 |
5.5 |
| RAT TERRIER |
27 |
606 |
94.7 |
5.3 |
| NORWICH TERRIER |
28 |
133 |
94.7 |
5.3 |
| TOY FOX TERRIER |
29 |
107 |
95.3 |
4.7 |
| CHIHUAHUA |
30 |
446 |
95.3 |
4.7 |
| SHIH TZU |
31 |
112 |
95.5 |
4.5 |
| FRENCH BULLDOG |
32 |
564 |
95.6 |
4.4 |
| GOLDEN RETRIEVER |
33 |
189 |
95.8 |
4.2 |
| MINIATURE PINSCHER |
34 |
95 |
95.8 |
4.2 |
| COTON DE TULEAR |
35 |
669 |
95.8 |
4.2 |
| BLOODHOUND |
36 |
95 |
95.8 |
4.2 |
| AFFENPINSCHER |
37 |
120 |
95.8 |
4.2 |
| PAPILLON |
38 |
638 |
96.2 |
3.8 |
| ITALIAN GREYHOUND |
39 |
399 |
96.2 |
3.8 |
| BORDER TERRIER |
40 |
665 |
96.4 |
3.6 |
| KEESHOND |
41 |
423 |
96.5 |
3.5 |
| MALTESE |
42 |
86 |
96.5 |
3.5 |
| FINNISH SPITZ |
43 |
59 |
96.6 |
3.4 |
| AMERICAN HAIRLESS TERRIER |
44 |
59 |
96.6 |
3.4 |
| SOFT COATED WHEATEN TERRIER |
45 |
66 |
97.0 |
3.0 |
| ENGLISH SPRINGER SPANIEL |
46 |
107 |
97.2 |
2.8 |
| HAVANESE |
47 |
1884 |
97.2 |
2.8 |
| CAIRN TERRIER |
48 |
75 |
97.3 |
2.7 |
| DOGUE DE BORDEAUX |
49 |
113 |
97.3 |
2.7 |
| BASENJI |
50 |
123 |
97.6 |
2.4 |
| SILKY TERRIER |
51 |
88 |
97.7 |
2.3 |
| CAVALIER KING CHARLES SPANIEL |
52 |
2242 |
97.8 |
2.2 |
| FLAT-COATED RETRIEVER |
53 |
1191 |
98.0 |
2.0 |
| FIELD SPANIEL |
54 |
51 |
98.0 |
2.0 |
| SMOOTH FOX TERRIER |
55 |
102 |
98.0 |
2.0 |
| BORDER COLLIE |
56 |
54 |
98.1 |
1.9 |
| ENGLISH TOY SPANIEL |
57 |
56 |
98.2 |
1.8 |
| ROTTWEILER |
58 |
237 |
98.3 |
1.7 |
| AUSTRALIAN SHEPHERD |
59 |
242 |
98.3 |
1.7 |
| NORFOLK TERRIER |
60 |
62 |
98.4 |
1.6 |
| WEST HIGHLAND WHITE TERRIER |
61 |
68 |
98.5 |
1.5 |
| AMERICAN STAFFORDSHIRE TERRIER |
62 |
194 |
98.5 |
1.5 |
| AKITA |
63 |
540 |
98.5 |
1.5 |
| BULL TERRIER |
64 |
79 |
98.7 |
1.3 |
| MINIATURE AUSTRALIAN SHEPHERD |
65 |
76 |
98.7 |
1.3 |
| HYBRID |
66 |
78 |
98.7 |
1.3 |
| GERMAN SHEPHERD DOG |
67 |
95 |
98.9 |
1.1 |
| KUVASZ |
68 |
109 |
99.1 |
0.9 |
| AMERICAN PIT BULL TERRIER |
69 |
149 |
99.3 |
0.7 |
| PARSON RUSSELL TERRIER |
70 |
142 |
99.3 |
0.7 |
| NEWFOUNDLAND |
71 |
791 |
99.4 |
0.6 |
| GREAT PYRENEES |
72 |
232 |
99.6 |
0.4 |
| GREATER SWISS MOUNTAIN DOG |
73 |
303 |
99.7 |
0.3 |
| MASTIFF |
74 |
1594 |
99.8 |
0.2 |
| PHARAOH HOUND |
75 |
61 |
100.0 |
0.0 |
| PEMBROKE WELSH CORGI |
76 |
61 |
100.0 |
0.0 |
| BELGIAN MALINOIS |
77 |
67 |
100.0 |
0.0 |
| BEAGLE |
78 |
55 |
100.0 |
0.0 |
| BOUVIER DES FLANDRES |
79 |
203 |
100.0 |
0.0 |
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