Table 3

Distribution of risk factors
Smallest Muni-cipality Census consolidated subdvision Agri-culture CLSC Census division Water-shed
(n=1119) (n=1063) (n=903) (n=319) (n=155) (n=97) (n=71)
Ruminant density per km2
>20 204 204 179 64 10 9 1
≤20 736 721 661 184 97 85 59
None 179 138 63 71 48 3 11
Poultry density per km2
>250 185 185 169 46 28 29 12
≤250 132 128 128 54 48 46 28
None 802 750 606 219 79 22 31
Slaughterhousea
Large poultry 6 6 6 5 5 5 5
Others 41 41 41 25 32 31 16
None 1072 1016 856 289 118 61 50
Diploma (%)
<50 209 208 192 37 5 3 14
50-75 724 701 615 209 96 74 51
>75 186 154 96 73 54 20 6
Population density per km2
≤6 207 206 193 20 n/ab n/ab 7
6-400 683 681 589 191 47 46 32
≥400 229 176 121 108 108 51 32
Precipitation (mm)
<2.9 138 136 121 40 13 10 13
2.9-3.1 775 729 607 214 117 69 50
>3.1 206 198 175 65 25 18 8
Temperature (°C)
<3.1 191 189 177 55 24 20 32
3.1-6.9 755 739 639 220 79 66 36
>6.9 173 135 87 44 52 11 3

Distribution of risk factor values for each spatial set of units.

a A total of 52 slaughterhouses were present, handling poultry (n=24), ruminants (n=17) and/or swine (n=23). The “Others” category refers to areas having slaughterhouses handling ruminants or swine and might also include poultry slaughterhouses.

b Not applicable (absence of areas with those values for the specific unit set).

Arsenault et al.

Arsenault et al. BMC Infectious Diseases 2012 12:318   doi:10.1186/1471-2334-12-318

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