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Table 4 Final multivariable linear model for the association of clinical signs and broncho-alveolar lavage fluid characteristics with lymphocyte percentage in broncho-alveolar lavage fluid of 335 group-housed calves

From: Factors associated with lung cytology as obtained by non-endoscopic broncho-alveolar lavage in group-housed calves

Variable Category Regression coefficient β (SE) P-value LSM estimate (SE)
Intercept   6.2 (0.34) <  0.001  
Mentation Alert Referent   4.1 (0.10)
Depressed - 0.41 (0.19) 0.05 2.6 (0.20)
Age >  8 weeks Referent   4.2 (0.12)
4–8 weeks - 0.29 (0.11) 0.02 3.1 (0.03)
4 weeks - 0.41 (0.27) 0.15 2.7 (0.27)
BALf bloodstaining Absent Referent   2.8 (0.12)
Present 0.32 (0.12) 0.01 3.9 (0.16)
  1. BALf broncho-alveolar lavage fluid. Random herd effect was significant (P < 0.001)
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