Table 4. Univariable logistic regression analysis of factors associated with E. granulosus infection of dogs in households within the Limarí province, Chile (n = 93).
Risk factor | Infected | Uninfected | % | OR | p |
Municipality | |||||
Combarbalá | 15 | 37 | 29 | 1.00 | |
Monte Patria | 11 | 30 | 27 | 0.90 | 0.98 |
Dog's sex | |||||
Male | 21 | 58 | 27 | 1.00 | |
Female | 5 | 9 | 36 | 1.53 | 0.71 |
Dog's age (months) | |||||
0–12 | 3 | 10 | 23 | 1.00 | |
13–24 | 1 | 10 | 9 | 0.33 | 0.71 |
>24 | 22 | 47 | 32 | 1.56 | 0.53 |
Breed | |||||
No | 25 | 59 | 30 | 1.00 | |
Yes | 1 | 8 | 11 | 0.30 | 0.44 |
Deworming | |||||
No | 17 | 58 | 23 | 1.00 | |
Yes | 9 | 9 | 50 | 3.41 | 0.04 |
Own property | |||||
No | 6 | 13 | 32 | 1.00 | |
Yes | 20 | 53 | 27 | 0.82 | 0.94 |
Owner's occupation | |||||
Rising livestock, farmer | 7 | 12 | 37 | 1.00 | |
Workers, office, unemployed | 1 | 6 | 14 | 0.30 | 0.38 |
Housewife, retired | 16 | 48 | 25 | 0.57 | 0.39 |
Education | |||||
Primary | 14 | 35 | 29 | 1.00 | |
Secondary | 8 | 25 | 24 | 0.80 | 0.85 |
Graduate | 4 | 6 | 40 | 1.67 | 0.48 |
Owner knows hydatidosis | |||||
No | 18 | 55 | 25 | 1.00 | |
Yes | 8 | 12 | 40 | 2.04 | 0.28 |
Regular veterinary care | |||||
No | 24 | 58 | 29 | 1.00 | |
Yes | 2 | 7 | 22 | 0.69 | 0.24 |
Home slaughter | |||||
No | 6 | 31 | 16 | 1.00 | |
Yes | 20 | 36 | 36 | 2.87 | 0.04 |
Cysts seen in carcasses | |||||
No | 10 | 26 | 18 | 1.00 | |
Yes | 15 | 41 | 18 | 0.95 | 0.92 |
Dogs present at slaughter | |||||
No | 12 | 37 | 16 | 1.00 | |
Yes | 14 | 30 | 22 | 1.44 | 0.58 |
Feeding dogs with viscera | |||||
Yes | 19 | 25 | 21 | 4.56 | <0.01 |
Waste disposal | |||||
Within private property | 18 | 41 | 23 | 1.00 | |
Public collection | 8 | 23 | 14 | 0.79 | 0.82 |
In bold are variables that were retained for the multivariable logistic regression analysis.