Table 2 Results of Generalized Linear Models to identify factors associated variations in the anaesthetic periods, of the association between parameter estimator (β) for GLMz where in categorical variables “gender” “age class” and “type trap” the reference value of the parameter estimator was 0 for gender “female”, age class “yearling” and type trap “cage trap”

Log induction period

−0.41***

−0.28**

−1.61**

0.01*

0.65

Log hypnosis period

0.30*

0.31

Log recovery period

−0.6***

0.49**

0.62

Initial respiratory rate

0.21*

−1.81**

0.24

40 min respiratory rate

0.59

Initial heart rate

0.26

40 min heart rate

−0.08*

−0.48*

0.36

Initial body temperature

−1.17*

0.10**

0.78

40 min body temperature

0.74

Log ALT

−0.27**

0.57

Log ALP

0.24*

−0.44***

0.63

Log CK

−1.17***

3.85*

0.62

Log AST

−0.29*

−0.62***

0.62

Log LDH

−0.62***

2.259*

0.59

Lactate

−0.13*

−0.18**

0.24

Glucose

−0.27***

−1.18**

0.72

Cholesterol

−0.05**

0.64

Sodium

0.002*

0.29

Potassium

−4.53*

−0.40**

0.59

Log urea

−0.19*

0.01*

0.28

Creatinine

−0.6*

−0.16***

0.01*

0.64

Triglycerides

−0.34***

−0.34**

0.54

Total protein

−0.35*

−0.04**

0.45