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

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

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	1.777	0.327	0.254
Proximity to River
Yes	26	3	0.490	0.090	0.279
No	68	16	0.490	0.090	0.279
Proximity to dam
Yes	79	9	0.170	0.031	0.000
No	15	10	0.170	0.031	0.000
Proximity to lakes / streams
Yes	26	0	0	-	0.008
No	68	19	0	-	0.008
Presence of organic matter
Yes	59	8	0.431	0.079	0.094
No	35	11	0.431	0.079	0.094
Presence of abundant vegetation
Yes	27	10	2.757	0.508	0.043*
No	67	9	2.757	0.508	0.043*
Grass
Yes	85	15	0.397	0.073	0.152
No	9	4	0.397	0.073	0.152
Shading in the field
Yes	10	1	0.466	0.086	0.470
No	84	18	0.466	0.086	0.470
Eucalyptus forest
Yes	36	4	0.429	0.079	0.151
No	58	15	0.429	0.079	0.151
Open containers with water
Yes	49	8	0.667	0.123	0.425
No	45	11	0.667	0.123	0.425
Poor hygiene on the property
Yes	16	10	5.416	0.998	0.000*
No	78	9	5.416	0.998	0.000*
Trees in the yard
Yes	51	14	2.360	0.435	0.118
No	43	5	2.360	0.435	0.118
Proximity to forests
Yes	55	14	1.985	0.366	0.216
No	39	5	1.985	0.366	0.216
Inappropriate waste destination
Yes	73	18	5.178	0.954	0.086
No	21	1	5.178	0.954	0.086
Vaccination for leishmaniasis
Yes	16	0	0	-	0.052
No	78	19	0	-	0.052
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	6.521	1.202	0.043*

*Variables with significant statistical difference when compared positive and negative samples, OD ≥ 1 and p≤ 0.05
(-) calculation did not work because it divides the value by zero, it would need a larger sample to be able to include these variables

ISSN: 1746-6148