Table 2 Multivariable logistic regression results for breed, and non breed-related variables significantly associated with diagnosis of osteosarcoma amongst UK dogs

Breed

Crossbred

Base

Rottweiler

13.30

10.55–16.75

< 0.001

Rhodesian Ridgeback

11.31

7.37–17.35

< 0.001

Great Dane

10.03

5.81–17.32

< 0.001

Mastiff (Unspecified)

9.09

6.06–13.63

< 0.001

German Pointer

8.84

5.43–14.41

< 0.001

Pinscher (Unspecified)

7.19

4.65–11.12

< 0.001

Greyhound (Unspecified)

6.98

5.46–8.93

< 0.001

Lurcher

4.94

3.57–6.83

< 0.001

Collie (Unspecified)

3.74

1.99–7.03

< 0.001

Golden Retriever

3.70

2.77–4.94

< 0.001

Akita (Unspecified)

2.92

1.32–6.47

0.008

American Bulldog

2.67

1.28–5.59

0.009

Labrador Retriever

2.64

2.22–3.15

< 0.001

Poodle (Unspecified)

2.48

0.87–7.00

0.088

Boxer

2.23

1.55–3.22

< 0.001

Standard Poodle

2.23

0.87–5.72

0.096

Weimaraner

2.03

1.06–3.90

0.034

German Shepherd Dog

1.96

1.47–2.62

< 0.001

Dogue de Bordeaux

1.95

0.88–4.33

0.100

Fox Terrier

1.75

0.64–4.74

0.274

Labradoodle

1.62

0.97–2.72

0.066

Hungarian Vizsla

1.52

0.58–3.99

0.395

Scottish Terrier

1.33

0.51–3.45

0.563

Cairn Terrier

1.24

0.55–2.84

0.603

Alaskan Malamute

1.23

0.44–3.47

0.695

Tibetan Terrier

1.22

0.47–3.12

0.684

Bulldog (Unspecified)

1.17

0.42–3.27

0.758

Whippet

1.10

0.50–2.40

0.814

Dalmatian

1.00

0.40–2.52

0.993

English Springer Spaniel

0.89

0.60–1.31

0.541

Border Collie

0.82

0.55–1.22

0.324

Other Purebred

0.78

0.65–0.93

0.006

Staffordshire Bull Terrier

0.74

0.56–0.98

0.033

Beagle

0.66

0.29–1.51

0.328

Breed not recorded

0.52

0.34–0.80

0.003

Cocker Spaniel

0.51

0.34–0.78

0.002

West Highland White Terrier

0.50

0.32–0.80

0.004

Husky

0.43

0.16–1.17

0.097

Jack Russell Terrier

0.38

0.26–0.54

< 0.001

Border Terrier

0.35

0.16–0.81

0.013

Bichon Frise

0.30

0.14–0.64

0.002

French Bulldog

0.30

0.11–0.83

0.020

Cavalier King Charles Spaniel

0.21

0.10–0.46

< 0.001

Cockapoo

NA (0 cases)

Boston Terrier

Cavachon

Cavapoo

Chow Chow

Dachshund (Unspecified)

Goldendoodle

Jackapoo

Jug

King Charles Spaniel

Maltese

Miniature Poodle

Miniature Yorkshire Terrier

Puggle

Shar-Pei

Sprocker

Standard Dachshund

Sex/Neuter status

Female Entire

Base

Female Neutered

7.95

5.78–10.94

< 0.001

Male Entire

1.17

0.79–1.74

0.441

Male Neutered

9.39

6.83–12.91

< 0.001

Sex/Neuter unrecorded

1188.3

855.25–1651.04

< 0.001

Age (Y)

< 3

Base

3 to < 6

3.64

2.82–4.70

< 0.001

6 to < 9

13.30

10.54–16.79

< 0.001

9 to < 12

18.44

14.59–23.30

< 0.001

> 12

9.40

7.23–12.23

< 0.001

Age Unrecorded

2.22

1.62–3.05

< 0.001