TABLE 3.
Cross‐tabulated results of Wisconsin calf respiratory scoring (WCRS), 3 different thoracic auscultation (AUSC) examinations definitions and thoracic ultrasonography (TUS) examinations with score ≥ 3 conducted on 330 dairy calves for the diagnosis of bronchopneumonia.
| AUSC1 | AUSC2 | AUSC3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AUSC + | AUSC − | Tot. | AUSC + | AUSC − | Tot. | AUSC + | AUSC − | Tot. | ||||||
| WCRS + | TUS + | 68 | 5 | 73 | WCRS + | TUS + | 21 | 35 | 56 | WCRS + | TUS + | 52 | 21 | 73 |
| TUS − | 31 | 15 | 46 | TUS − | 38 | 117 | 155 | TUS − | 10 | 36 | 46 | |||
| WCRS − | TUS + | 53 | 20 | 73 | WCRS − | TUS + | 61 | 12 | 73 | WCRS − | TUS + | 31 | 42 | 73 |
| TUS − | 63 | 75 | 138 | TUS − | 20 | 26 | 46 | TUS − | 4 | 134 | 138 | |||
| 215 | 115 | 330 | 140 | 190 | 330 | 97 | 233 | 330 | ||||||
Note: AUSC +; calves with a AUSC score ≥ of 1, ≥2 or ≥3 for AUSC1, AUSC2 and AUSC3 respectively (pathological lung sounds); AUSC −; calves with a AUSC score < of 1, <2 or <3 for AUSC1, AUSC2 and AUSC3 respectively (physiological lung sounds). WCRS +; calves with a Wisconsin calf respiratory scoring ≥5 (considered positive). WCRS −; calves with a Wisconsin calf respiratory scoring <5 (considered negative). TUS +; calves with a TUS score of 3 (calves with lung consolidation ≥3 cm considered as positive). TUS −; calves with a TUS score < 3 (calves considered negative).