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Table 1 Association between IFT-Lm results and epidemiological variables investigated in the studied animals

From: Canine visceral leishmaniasis in the Northeast Region of Brazil

Variable   N IFATa Variable (%); CI95%b OR (CI95%)c p d
Gender Male 195 14 7.2; 4.4–11.7 1.4 (0.6–2.9) 0.24e
  Female 196 19 9.7; 6.3–14.7
Breed Pure 114 9 7.9; 4.2–14.3 1.1 (0.5–2.5) 0.49e
  Mongrel 277 24 8.7; 5.9–12.6
Age (years) Young (≤1 year) 54 4 7.4; 3.0–17.6 1.2 (0.4–3.5) 0.51e
  Adult (>1 year) 337 29 8.6; 6.1–12.1
Age (months) 6-12 months 54 4 7.4; 3.0–17.6 0.78f
  12-24 months 81 5 6.2; 2.7–13.7
  24-48 months 92 7 7.6; 3.8–14.9
  48-60 months 86 8 9.3; 4.8–17.3
  >60 months 78 9 11.5; 6.2–20.5
Contact with other animals No 77 2 2.6; 0.8–9.0 4.1 (1.0–17.6) 0.02e
Yes 314 31 9.9; 7.1–13.7
Number of contacted animals None 59 1 1.7; 0.4–8.9 0.00f
Only one 207 13 6.3; 3.7–10.5
Two or more 125 19 15.2; 10.0–22.5
Raising Domestic 307 23 7.5; 5.1–11.0 0.27f
  Semi-domestic 79 10 12.7; 7.1–21.8
  Free 5 0 0.0; 0.0–0.0
Food Commercial feed 88 8 9.1; 4.7–16.9 0.84f
  Homemade food 130 12 9.2; 5.4–15.5
  Both 173 13 7.5; 4.5–12.4
Environment Earth 80 7 8.8; 4.4–17.0 0.91f
  Cement 178 16 9.0; 5.6–14.1
  Both 131 10 7.6; 4.2–13.5
Disinfection Daily 326 25 7.7; 5.3–11.1 0.08f
  Weekly 46 8 17.4; 9.1–30.8
  Fortnightly 15 0 0.0; 0.0–0.0
  Monthly 3 0 0.0; 0.0–0.0
  1. aTiter ≥40; bfrequency of positive animals based on the variables studied (confidence interval = 95 %); cOR: odds ratio; d p: p value for α = 5; eFisher’s exact test; f chi-square test