Table 3 Coefficients of the linear regression models for species, sex, region and status of infection, and effects on dietary endpoints contributions to fox diet (Vulpes spp.) for fall and winter seasons in Nunavik, QC.

From: Use of stable isotopes to reveal trophic relationships and transmission of a food-borne pathogen

 

δ13C

δ15N

β (SE)

df

p

β (SE)

df

p

Fall diet

 Species, Red fox

− 0.21 (0.22)

1

0.339

− 0.01 (0.30)

1

0.981

 Sex, Male

− 0.55 (0.16)

1

 < 0.001*

− 0.26 (0.21)

1

0.228

 Region, Ungava

0.22 (0.23)

1

0.346

0.24 (0.28)

1

0.389

 Status of infection

0.63 (0.18)

1

 < 0.001*

0.68 (0.24)

1

0.004*

Winter diet

 Species, Red fox

− 0.22 (0.18)

1

0.243

− 0.03 (0.23)

1

0.896

 Sex, Male

− 0.28 (0.14)

1

0.044*

− 0.22 (0.18)

1

0.219

 Region, Ungava

− 0.36 (0.20)

1

0.081

− 0.21 (0.22)

1

0.333

 Status of infection

0.55 (0.16)

1

 < 0.001*

0.43 (0.19)

1

0.025*

  1. β, estimate coefficient; SE, standard error; df, degree of freedom.
  2. *Statistically significant at p < 0.05.
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