Table 1 List of non-brachycephalic breeds matched with each English Bulldog based on a procedure (primary priority) and age (secondary priority)

Mixed-breed (n = 38)

Airedale Terrier (n = 1)

Labrador Retriever (n = 34)

Australian Heeler (n = 1)

American Staffordshire Terrier (n = 11)

Australian Shepherd (n = 1)

Golden Retriever (n = 10)

Basset Hound (n = 1)

Great Dane (n = 9)

Bedlington Terrier (n = 1)

Miniature and Toy Poodle (n = 8)

Belgian Malinois (n = 1)

Yorkshire Terrier (n = 8)

Belgian Tervuren (n = 1)

American Cocker Spaniel (n = 7)

Bernese Mountain Dog (n = 1)

Shar-Pei (n = 6)

Biewer Terrier (n = 1)

Chihuahua (n = 4)

Border Collie (n = 1)

German Shepherd (n = 4)

Bull Terrier (n = 1)

Rottweiler (n = 4)

Cane Corso (n = 1)

Beagle (n = 3)

Cavachon (n = 1)

Bichon Frise (n = 3)

Chesapeake Bay Retriever (n = 1)

Collie (n = 3)

Chinese Crested (n = 1)

Dachshund (n = 3)

Chow Chow (n = 1)

Doberman Pinscher (n = 3)

Clumber Spaniel (n = 1)

Irish Setter (n = 3)

Coton de Tulear (n = 1)

Jack Russell Terrier (n = 3)

Hound (n = 1)

Norwich Terrier (n = 3)

Greyhound (n = 1)

Australian Cattle Dog (n = 2)

Lakeland Terrier (n = 1)

English Setter (n = 2)

Manchester Terrier (n = 1)

Great Pyrenees (n = 2)

Mastiff (n = 1)

Italian Greyhound (n = 2)

Miniature Pinscher (n = 1)

Maltese (n = 2)

Old English Sheepdog (n = 1)

Miniature and Standard Schnauzer (n = 2)

Pointer (n = 1)

Papillon (n = 2)

Pembroke Welsh Corgi (n = 1)

Pomeranian (n = 2)

Samoyed (n = 1)

Portuguese Water Dog (n = 2)

Siberian Husky (n = 1)

Rhodesian Ridgeback (n = 2)

Spinone Italiano Dog (n = 1)

Saint Bernard (n = 2)

Standard Poodle (n = 1)

Silky Terrier (n = 2)

Tamaskan (n = 1)

Vizsla (n = 2)

Weimaraner (n = 1)

West Highland White Terrier (n = 2)

Woloitzcuintli (n = 1)