Skip to main content

Table 3 Spearman rank correlations between clinical respiratory signs and lung lesions detected by thoracic ultrasonography

From: Association between clinical respiratory signs, lung lesions detected by thoracic ultrasonography and growth performance in pre‐weaned dairy calves

Clinical signsa Day 0 Day 7 Day 14
TUSS2b TUSS3b TUSS4b TUSS2b TUSS3b TUSS4b TUSS2b TUSS3b TUSS4b
RTc > 39.6 °C -0.06 -0.06 -0.04 -0.05 0.43* -0.09 -0.07 0.43 -0.04
Cough -0.04 -0.04 0.70* -0.08 0.39 0.39 -0.20 0.25 0.25
Nasal discharge - - - 0.09 0.15 0.02 -0.09 0.01 -0.13
Eye discharge - - - 0.22 0.04 -0.14 -0.08 0.04 -0.14
Ear dropping - - - -0.04 0.24 -0.07 0.28 -0.05 -0.05
  1. aPercentage of calves showing each clinical respiratory sign associated with bovine respiratory disease.
  2. bThoracic ultrasonography score (TUSS). For more details regarding TUSS see material and methods section.
  3. cRectal temperature (RT)
  4. *P-value < 0.05.