Variables (unit) ^{(a)}
| Average yearly incidence (95% CI, per 100,000 person-years) | Univariate analysis | Multivariate analysis | ||
---|---|---|---|---|---|

Crude IRR (95% CI) | P-value |
Adjusted IRR^{(b)}(95% CI)
| P-value | ||

Sheep (categorical, 1000 heads)
| |||||

< 0.03 | 0.23 (0.03 - 0.43) | ||||

0.03 - | 1.00 (0.63 - 1.36) | ||||

> 8 | 14.30 (9.76 - 18.84) | ||||

Sheep (continuous, 100,000 heads)
| 1.54 (1.48 - 1.60) | < 0.001 | 1.42 (1.28 - 1.57) | < 0.001 | |

Goats (categorical, 1000 heads)
| |||||

< 0.3 | 0.95 (0.63 - 1.27) | ||||

0.3 - | 3.56 (2.38 - 4.74) | ||||

> 3 | 10.10 (5.87 - 14.33) | ||||

Goats (continuous, 100,000 heads)
| 1.41 (1.22 - 1.62) | < 0.001 | 1.15 (1.01 - 1.32) | 0.033 | |

Swine (categorical, 1000 heads)
| |||||

< 30 | 7.79 (3.91 - 11.67) | ||||

30 - | 4.28 (2.96 - 5.59) | ||||

> 150 | 1.95 (1.11 - 2.78) | ||||

Swine (continuous, 100,000 heads)
| 0.64 (0.48 - 0.87) | 0.004 | 0.80 (0.66 - 0.96) | 0.016 | |

Cattle (categorical, 1000 heads)
| |||||

< 3 | 1.23 (0.77 - 1.70) | ||||

3 - | 4.82 (2.86 - 6.78) | ||||

> 30 | 8.49 (4.43 - 12.56) | ||||

Cattle (continuous, 100,000 heads)
| 1.44 (0.95 - 2.19) | 0.084 | 0.70 (0.44 - 1.11) | 0.126 | |

Elevation (categorical, 1000 m)
| |||||

< 0.4 | 1.59 (0.90 - 2.28) | 1 | - | 1 | - |

0.4 - | 4.17 (2.17 - 6.18) | 2.97 (1.44 - 6.16) | 0.003 | 3.31 (1.93 - 5.68) | < 0.001 |

0.8 - | 17.47 (10.25 - 24.68) | 10.12 (5.78 - 17.72) | < 0.001 | 5.77 (3.68 - 9.05) | < 0.001 |

> 1.6 | 0.78 (0.07 - 1.49) | 0.70 (0.12 - 4.23) | 0.701 | 0.44 (0.12 - 1.69) | 0.234 |

Croplands (categorical,%)^{§}
| |||||

< 20 | 7.26 (3.29 - 11.23) | ||||

20 - | 3.97 (2.97 - 4.96 ) | ||||

> 50 | 3.05 (1.85 - 4.25 ) | ||||

Croplands (continuous, 10%)
| 1.00 (0.99 - 1.00) | 0.758 | |||

Forests (categorical,%)^{§}
| |||||

< 5 | 7.75 (3.70 - 11.81) | ||||

5 - | 5.46 (3.98 - 6.93) | ||||

> 40 | 1.25 (0.75 - 1.76 ) | ||||

Forests (continuous, 10%)
| 1.00 (0.99 - 1.00) | 0.976 | |||

Grassland (categorical,%)^{§}
| |||||

< 2 | 0.28 (0.20 - 0.37 ) | ||||

2 - | 2.09 (1.50 - 2.68 ) | ||||

> 20 | 13.33 (8.66 - 18.01 ) | ||||

Grassland (continuous, 10%)
| 1.03 (1.01 - 1.04) | < 0.001 | 1.03 (1.01 - 1.04) | < 0.001 |