| All Samples Processed (n = 1027) | Staphylococcus Positive Samples (n = 123) | ||||
---|---|---|---|---|---|---|
Breed | na | %b | 95% CIc | na | %b | 95% CIc |
 American Saddler | 39 | 3.8 | 2.8, 5.2 | 4 | 10.3 | 3.8, 24.6 |
 Arab | 119 | 11.6 | 9.8, 13.7 | 8 | 6.7 | 3.4, 12.9 |
 Boerperd | 37 | 3.6 | 2.6, 4.9 | 7 | 18.9 | 9.2, 35.0 |
 Crossbreed | 39 | 3.8 | 2.8, 5.2 | 8 | 20.5 | 10.5, 36.2 |
 European warm blood | 129 | 12.6 | 10.7, 14.7 | 23 | 17.8 | 12.1, 25.4 |
 Friesian | 62 | 6.0 | 4.7, 7.7 | 2 | 3.2 | 0.8, 12.1 |
 Nooitgedachtpony | 43 | 4.2 | 3.1, 5.6 | 5 | 11.6 | 4.9, 25.3 |
 South African warm blood | 66 | 6.4 | 5.1, 8.1 | 1 | 1.5 | 0.2, 10.1 |
 Thoroughbred | 275 | 26.8 | 24.2, 29.6 | 21 | 7.6 | 5.0, 11.4 |
 Welshpony | 25 | 2.4 | 1.6, 3.6 | 3 | 12.0 | 3.8, 31.9 |
 Percheron | 13 | 1.3 | 0.7, 2.2 | 0 | 0 | - |
 All other breeds | 73 | 7.1 | 5.6, 8.9 | 6 | 8.2 | 3.1, 17.1 |
 Unspecified or missing | 107 | 10.4 | 8.7, 12.4 | 35 | 32.7 | 24.0, 42.5 |
Age Group | ||||||
 Foal (< 1 year) | 278 | 27.1 | 24.4, 29.9 | 58 | 20.9 | 16.2, 26.1 |
 Yearling (1–2 years) | 83 | 8.1 | 6.5, 9.9 | 9 | 10.8 | 5.1, 19.6 |
 Filly or Colt (2–4 years) | 146 | 14.2 | 12.1, 16.5 | 13 | 8.9 | 4.8, 14.7 |
 Adult (> 4 years) | 520 | 50.6 | 47.5, 53.7 | 43 | 8.3 | 6.0, 11.0 |
Sex | ||||||
 Males | 499 | 48.6 | 45.5, 51.7 | 48 | 9.6 | 7.2, 12.6 |
 Females | 434 | 42.2 | 39.2, 45.3 | 44 | 10.1 | 7.6, 13.4 |
 Unspecified or missing | 94 | 9.2 | 7.5, 11.1 | 31 | 33.0 | 23.6, 43.4 |