Skip to main content

Table 3 Coefficients of the final logisitic regression model and risk factors associated to Toxoplasma gondii serological and tissue prevalence in foxes (Vulpes spp.) in Canada

From: Are foxes (Vulpes spp.) good sentinel species for Toxoplasma gondii in northern Canada?

Variables

β (SE)

p value

df

OR (CI95%)

Variables for seroprevalence

    

 Species, red fox

0.42 (0.50)

0.404

1

1.52 (0.59–4.28)

 Sex, male

0.97 (0.46)

0.036*

1

2.65 (1.11–6.92)

 Age, mature

0.69 (0.21)

0.001*

2

1.99 (1.31–3.02)

 Age, old

1.93 (0.32)

 < 0.001*

2

6.86 (3.74–12.96)

 Latitude

− 0.07 (0.02)

 < 0.001*

1

0.93 (0.88–0.98)

 BCI, low

− 0.60 (0.30)

0.042*

2

0.55 (0.31–0.98)

 BCI, medium

− 0.66 (0.29)

0.024*

2

0.52 (0.29–0.92)

 Species^sex, male red fox

− 0.73 (0.51)

0.156

1

0.48 (0.17–1.29)

Variables for tissue prevalence

    

 Species, red fox

0.14 (0.59)

0.807

1

1.15 (0.39–4.02)

 Sex, male

1.48 (0.53)

0.005*

1

4.39 (1.66–13.88)

 Age, mature

0.36 (0.24)

0.137

2

1.43 (0.89–2.29)

 Age, old

1.13 (0.33)

 < 0.001*

2

3.10 (1.62–5.86)

 Latitude

− 0.08 (0.03)

0.003*

1

0.92 (0.87–0.97)

 BCI, low

− 0.48 (0.32)

0.139

2

0.62 (0.33–1.18)

 BCI, medium

− 0.66 (0.33)

0.044*

2

0.52 (0.28–0.99)

 Species^sex, male red fox

− 1.19 (0.59)

0.042*

1

0.30 (0.09–0.91)

  1. BCI body condition index, Species^Sex interaction term, β estimate coefficient, SE standard error, df degree of freedom, OR odds ratio, CI95% 95% confidence interval
  2. *Statistically significant at p < 0.05