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Table 1 Acaricidal efficacy based on geometric and arithmetic means against Dermacentor reticulatus ticks

From: A novel combination of fipronil and permethrin (Frontline Tri-Act®/Frontect®) reduces risk of transmission of Babesia canis by Dermacentor reticulatus and of Ehrlichia canis by Rhipicephalus sanguineus ticks to dogs

Day

Geometric means

Arithmetic means

Mean

Mean (Efficacy %)

P-value

Mean

Mean (Efficacy %)

P-value

 

Control group

Treated group

 

Control group

Treated group

 

Day 9

23.1

0.4 (98.3 %)

<.0001

24.5

 

0.9 (96.4 %)

Day 16

30.6

0.0 (100.0 %)

<.0001

32.7

 

0.0 (100.0 %)

Day 23

NA

0.5

   

1.4

Day 30

NA

0.3

   

0.6

  1. P-value: One-way ANOVA test
  2. Dogs were treated once on day 0
  3. NA Not Applicable, dogs removed from the study after babesiosis diagnosis
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Parasites & Vectors

ISSN: 1756-3305

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