Table 5.
Distribution of extensively drug resistant (XDR) isolates from dogs with respiratory infections presented at a referral veterinary teaching hospital, 2007–2013.
| Variable | Resistant isolates |
Extensively drug resistant (XDR) isolates |
||||||
|---|---|---|---|---|---|---|---|---|
| ne | Percent | 95% CIb | ng | Percent | 95% CIb | |||
| Sex | ||||||||
| Male | 68 | 53.1 | 44.5 | 61.6 | 8 | 11.8 | 6.1 | 21.5 |
| Female | 60 | 46.9 | 38.5 | 55.5 | 14 | 23.3 | 14.4 | 35.4 |
| Breed | ||||||||
| Working | 23 | 18.1 | 12.4 | 25.7 | 8 | 34.7 | 16.4 | 57.2 |
| Sporting | 32 | 25.2 | 18.5 | 33.4 | 7 | 21.9 | 9.3 | 40.0 |
| Non-sporting | 12 | 9.5 | 5.5 | 15.8 | 3 | 25.0 | 5.5 | 57.2 |
| Hound | 15 | 11.8 | 7.3 | 18.6 | 2 | 13.3 | 1.7 | 40.5 |
| Terrier | 7 | 5.5 | 2.7 | 10.9 | 1 | 14.3 | 0.4 | 57.9 |
| Toy | 22 | 17.3 | 11.7 | 24.8 | 1 | 4.5 | 0.1 | 22.8 |
| Crossbreed | 13 | 10.2 | 6.1 | 16.7 | 0 | 0 | 0 | 24.7 |
| Season | ||||||||
| Summer | 86 | 56.2 | 48.3 | 63.8 | 16 | 18.6 | 11.8 | 28.1 |
| Spring | 24 | 15.7 | 10.8 | 22.3 | 5 | 20.8 | 9.2 | 40.5 |
| Autumn | 20 | 13.1 | 8.6 | 19.3 | 3 | 15.0 | 5.2 | 36.0 |
| Winter | 23 | 15.0 | 10.2 | 21.6 | 2 | 8.7 | 2.4 | 26.8 |
| Age | ||||||||
| <2years | 70 | 45.8 | 38.1 | 53.7 | 14 | 20.0 | 12.3 | 30.8 |
| ≥2years | 83 | 54.2 | 46.4 | 61.9 | 12 | 14.5 | 8.5 | 23.6 |
| Organism | ||||||||
| Escherichia coli | 19 | 12.4 | 8.1 | 18.6 | 9.0 | 47.4 | 27.3 | 68.3 |
| species | ||||||||
| Pseudomonas species | 8 | 5.2 | 2.7 | 10.0 | 4.0 | 50.0 | 21.5 | 78.5 |
| Acinetobacter species | 6 | 3.9 | 1.8 | 8.3 | 2.0 | 33.3 | 9.7 | 70.0 |
| Klebsiella species | 5 | 3.3 | 1.4 | 7.4 | 2.0 | 40.0 | 11.8 | 76.9 |
| All Others | 115 | 75.2 | 67.8 | 81.3 | 9.0 | 7.8 | 4.2 | 14.2 |
b
Confidence interval.
e
Number of resistant isolates.
g
Number of multidrug resistant isolates.