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Table 3 The homozygosity odds ratios for breeds with ≥5 variant-positive dogs are shown

From: Prevalence of an angiotensin-converting enzyme gene variant in dogs

Breed

n (VP)

Homozygous (#, %)

Heterozygous (#, %)

P value

Odds ratio

95% CI

Bull Mastiff

11

1 (9)

10 (91)

.10

0.183

0.0166 to 1.130

Bulldog

7

1 (14)

6 (86)

.42

0.306

0.0262 to 1.962

Cavalier King Charles Spaniel

11

4 (36)

7 (64)

1.0

1.048

0.331 to 3.510

Corgi

5

1 (20)

4 (80)

.66

0.458

0.0368 to 2.891

Dachshund

9

6 (67)

3 (33)

.08

3.667

0.964 to 13.690

Great Dane

16

8 (50)

8 (50)

.28

1.833

0.637 to 5.255

Irish Wolfhound

19

16 (84)

3 (16)

<.001

9.778

2.816 to 32.410

Labrador Retriever

6

0 (0)

6 (100)

.10

0.000

0.000 to 1.371

Standard Poodle

5

3 (60)

2 (40)

.35

2.750

0.544 to 15.760

Whippet

6

0 (0)

6 (100)

.10

0.000

0.000 to 1.371

Yorkshire Terrier

10

1 (10)

9 (90)

.17

0.204

0.0183 to 1.316

  1. Odds ratio and 95% CI > 1.0 indicated overrepresentation while < 1.0 indicated underrepresentation. P < .05 bolded. VP variant-positive, n number of dogs in each breed