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Table 2 Definition of risk factors

From: Environmental and demographic risk factors for campylobacteriosis: do various geographical scales tell the same story?

Risk factor

Definition

Agricultural characteristics

Ruminant density per km2

Density of ruminants (goats, sheep, dairy cattle or beef cattle) per km2 of populated area.

Poultry density per km2

Density of poultry (hens, broilers, or turkeys) per km2 of populated area.

Slaughterhouse

Presence of ≥ 1 slaughterhouse handling poultry, cattle, and/or pigs under governmental inspection.

Demographic variables

Diploma (%)

Percentage of people >15 years with a grade, certificate, or diploma.

Population density per km2

Total number of people living in the area out of the total area in km2.

Climate variables

Precipitation (mm)

Average of daily precipitation for the study period.

Temperature (°C )

Average of the maximal and minimal daily temperature for the study period.

  1. Risk factors tested for their association with campylobacteriosis in Quebec, Canada.