Table 7.
Weighted arithmetic mean, minimum and maximum proportion of resistance (%R or %R + I) and weighted standard deviation (SD) in Mannheimia haemolytica for the target antimicrobials in each continent, sorted by production type. NA means that SD could not be calculated as only one study was included
| Antibiotic | Continent | Production type | No. of papers | No. of isolates | Weighted arithmetic mean proportion of resistance (%) | Minimum resistance % observed | Maximum resistance % observed | Standard deviation |
|---|---|---|---|---|---|---|---|---|
| 3GC | Asia | Mixed/Unknown | 1 | 310 | 0 | 0 | 0 | NA |
| 3GC | Europe | Mixed/Unknown | 8 | 763 | 0.2 | 0 | 1 | 0.4 |
| 3GC | North America | Beef/Veal | 3 | 554 | 0.7 | 0 | 11.8 | 2 |
| 3GC | North America | Dairy | 1 | 753 | 0.7 | 0.7 | 0.7 | NA |
| 3GC | North America | Mixed/Unknown | 3 | 352 | 0.6 | 0 | 1.1 | 0.5 |
| Aminopenicillins | Asia | Mixed/Unknown | 1 | 310 | 20.3 | 20.3 | 20.3 | NA |
| Aminopenicillins | Europe | Mixed/Unknown | 5 | 478 | 12.3 | 4.3 | 39 | 12.4 |
| Aminopenicillins | Mixed continents | Dairy | 1 | 54 | 22.2 | 22.2 | 22.2 | NA |
| Aminopenicillins | North America | Beef/Veal | 1 | 233 | 5.1 | 5.1 | 5.1 | NA |
| Aminopenicillins | North America | Dairy | 1 | 753 | 14 | 14 | 14 | NA |
| Erythromycin | North America | Mixed/Unknown | 1 | 187 | 52.9 | 52.9 | 52.9 | NA |
| Florfenicol | Asia | Mixed/Unknown | 1 | 310 | 0.3 | 0.3 | 0.3 | NA |
| Florfenicol | Europe | Beef/Veal | 1 | 44 | 0 | 0 | 0 | NA |
| Florfenicol | Europe | Mixed/Unknown | 8 | 888 | 0.8 | 0 | 3.7 | 1.2 |
| Florfenicol | North America | Beef/Veal | 3 | 554 | 8 | 4.3 | 47.1 | 7.3 |
| Florfenicol | North America | Dairy | 1 | 753 | 10 | 10 | 10 | NA |
| Florfenicol | North America | Mixed/Unknown | 3 | 352 | 10 | 0 | 34.7 | 15.7 |
| Fluoroquinolones | Asia | Mixed/Unknown | 1 | 310 | 18.7 | 18.7 | 18.7 | NA |
| Fluoroquinolones | Europe | Mixed/Unknown | 7 | 739 | 1.4 | 0 | 5 | 1.9 |
| Fluoroquinolones | Mixed continents | Dairy | 1 | 54 | 7.4 | 7.4 | 7.4 | NA |
| Fluoroquinolones | North America | Beef/Veal | 3 | 554 | 12.3 | 0 | 20.1 | 8.6 |
| Fluoroquinolones | North America | Dairy | 1 | 753 | 11 | 11 | 11 | NA |
| Fluoroquinolones | North America | Mixed/Unknown | 2 | 165 | 34.5 | 0 | 56.4 | 27.6 |
| Gamithromycin | Europe | Mixed/Unknown | 1 | 149 | 2.7 | 2.7 | 2.7 | NA |
| Gamithromycin | North America | Dairy | 1 | 291 | 13 | 13 | 13 | NA |
| Gentamicin | Europe | Mixed/Unknown | 1 | 117 | 14 | 14 | 14 | NA |
| Gentamicin | Mixed continents | Dairy | 1 | 54 | 16.7 | 16.7 | 16.7 | NA |
| Gentamicin | North America | Beef/Veal | 1 | 233 | 3.4 | 3.4 | 3.4 | NA |
| Gentamicin | North America | Dairy | 1 | 753 | 9 | 9 | 9 | NA |
| Penicillin | Europe | Mixed/Unknown | 3 | 229 | 21 | 12.5 | 24.4 | 4.5 |
| Penicillin | Mixed continents | Dairy | 1 | 54 | 33.3 | 33.3 | 33.3 | NA |
| Penicillin | North America | Beef/Veal | 2 | 537 | 25.3 | 7.2 | 39.1 | 15.8 |
| Penicillin | North America | Dairy | 1 | 753 | 19 | 19 | 19 | NA |
| Penicillin | North America | Mixed/Unknown | 2 | 251 | 4.8 | 1.6 | 5.9 | 1.9 |
| Tetracyclines | Asia | Mixed/Unknown | 1 | 310 | 24.8 | 24.8 | 24.8 | NA |
| Tetracyclines | Europe | Mixed/Unknown | 8 | 829 | 17.2 | 4.2 | 50 | 11.7 |
| Tetracyclines | Mixed continents | Dairy | 1 | 54 | 16.7 | 16.7 | 16.7 | NA |
| Tetracyclines | North America | Beef/Veal | 3 | 554 | 52.7 | 51.3 | 64.7 | 2.4 |
| Tetracyclines | North America | Dairy | 1 | 753 | 30 | 30 | 30 | NA |
| Tetracyclines | North America | Mixed/Unknown | 4 | 615 | 35.9 | 9.1 | 78.1 | 25.2 |
| Tildipirosin | North America | Dairy | 1 | 320 | 13 | 13 | 13 | NA |
| Tilmicosin | Europe | Mixed/Unknown | 4 | 467 | 5.3 | 1.2 | 16.3 | 5.8 |
| Tilmicosin | North America | Beef/Veal | 3 | 554 | 43.2 | 40.5 | 76.5 | 6.2 |
| Tilmicosin | North America | Dairy | 1 | 753 | 16 | 16 | 16 | NA |
| Tilmicosin | North America | Mixed/Unknown | 4 | 615 | 37.8 | 24.7 | 84.4 | 20.3 |
| Tulathromycin | Europe | Mixed/Unknown | 4 | 378 | 5.3 | 0 | 13.3 | 4.8 |
| Tulathromycin | Mixed continents | Dairy | 1 | 54 | 1.9 | 1.9 | 1.9 | NA |
| Tulathromycin | North America | Beef/Veal | 2 | 537 | 23.3 | 12.2 | 37.8 | 12.7 |
| Tulathromycin | North America | Dairy | 1 | 753 | 11 | 11 | 11 | NA |
| Tulathromycin | North America | Mixed/Unknown | 3 | 423 | 40.4 | 26.6 | 76.6 | 19 |
| Tylosin | Mixed continents | Dairy | 1 | 54 | 14.8 | 14.8 | 14.8 | NA |
| Tylosin | North America | Beef/Veal | 1 | 233 | 99.1 | 99.1 | 99.1 | NA |
| Tylosin | North America | Dairy | 1 | 753 | 99 | 99 | 99 | NA |