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Table 1 List of variables evaluated in each of the properties included in the study

From: Risk and protective factors of Leishmaniasis in the rural area of the western border region of Rio Grande do Sul, Brazil

Exposure
to
characteristic
PCR and / or ELISA negative animals
(n = 94)
PCR and / or ELISA positive animals
(n = 19)
Odds ratio
(OR)
Confidence interval (CI) (95%) p Value
Proximity to the weir
 Yes 41 11 1.777 0.327 0.254
 No 53 8
Proximity to River
 Yes 26 3 0.490 0.090 0.279
 No 68 16
Proximity to dam
 Yes 79 9 0.170 0.031 0.000
 No 15 10
Proximity to lakes / streams
 Yes 26 0 0 - 0.008
 No 68 19
Presence of organic matter
 Yes 59 8 0.431 0.079 0.094
 No 35 11
Presence of abundant vegetation
 Yes 27 10 2.757 0.508 0.043*
 No 67 9
Grass
 Yes 85 15 0.397 0.073 0.152
 No 9 4
Shading in the field
 Yes 10 1 0.466 0.086 0.470
 No 84 18
Eucalyptus forest
 Yes 36 4 0.429 0.079 0.151
 No 58 15
Open containers with water
 Yes 49 8 0.667 0.123 0.425
 No 45 11
Poor hygiene on the property
 Yes 16 10 5.416 0.998 0.000*
 No 78 9
Trees in the yard
 Yes 51 14 2.360 0.435 0.118
 No 43 5
Proximity to forests
 Yes 55 14 1.985 0.366 0.216
 No 39 5
Inappropriate waste destination
 Yes 73 18 5.178 0.954 0.086
 No 21 1
Vaccination for leishmaniasis
 Yes 16 0 0 - 0.052
 No 78 19
Insecticide collar
 Yes 0 0 - - -
 No 94 19
Use of antiparasitic
 Yes 94 19 - - -
 No 0 0
Use of insecticides
 Yes 69 18 6.521 1.202 0.043*
 No 25 1
  1. *Variables with significant statistical difference when compared positive and negative samples, OD ≥ 1 and p≤ 0.05
  2. (-) calculation did not work because it divides the value by zero, it would need a larger sample to be able to include these variables