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. 2015 Apr 25;120(2):169–176. doi: 10.1016/j.prevetmed.2015.04.009

Table 1.

Score system used for detection and case definition of bovine respiratory disease in rosé veal calves.

Symptom/score 0 1 2 3
Fever <39 °C – 39.1–39.5 >39.5
Cough  - Absent
 - Negative trachea reflex		  - Not spontaneous
 - Positive trachea reflex		  - Spontaneous (single occasion)
 - Positive trachea reflex		  - Spontaneous (continuous)
 - Positive trachea reflex
Depression  - Standing
 - Normal ear position		  - Standing
 - Drooping ears		  - Recumbency
 - Drooping ears
 - Rises when approached
  - Recumbency
 - Drooping ears
 - Remains recumbent upon approach
Nasal discharge  - Absent
 - Mildly serous		  - Bilateral serous discharge
  - Unilateral (muco)purulent discharge  - Bilateral (muco)purulent discharge