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Table 2 Analysis of tick repellency (Ixodes ricinus) based on geometric means

From: Repellency and acaricidal efficacy of a new combination of fipronil and permethrin against Ixodes ricinus and Rhipicephalus sanguineus ticks on dogs

4-h assessments

24-h assessments

Day

Control mean

Treated dogs Mean (Repellency %)

p-value

Day

Control mean

Treated dogs Mean (Repellency %)

p-value

Day 2

14.3

3.9 (72.6 %)

0.0094

Day 3

13.1

0.0 (100.0 %)

<.0001

Day 7

13.2

0.5 (96.3 %)

<.0001

Day 8

10.5

0.0 (100.0 %)

<.0001

Day 14

21.1

1.5 (92.8 %)

<.0001

Day 15

19.8

0.0 (100.0 %)

<.0001

Day 21

19.3

2.1 (89.0 %)

<.0001

Day 22

20.3

0.1 (99.6 %)

<.0001

Day 28

24.2

2.7 (88.7 %)

<.0001

Day 29

24.5

0.1 (99.6 %)

<.0001

  1. Group 1: Negative control
  2. Group 2: Dogs were treated with Frontline Tri-Act®