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Table 1 Number and prevalence of tick infested dogs, and ecological index values for ticks in 82 dogs hosted in the shelter before (Day 0) and after (Day 2 – Day 250) the application of imidacloprid/flumethrin slow release collars

From: Efficacy of a combination of 10% imidacloprid and 4.5% flumethrin (Seresto®) in slow release collars to control ticks and fleas in highly infested dog communities

  Visit
  Day 0 Day 2 Day 7 Day 14 Day 30 Day 45 Day 60 Day 75 Day 90 Day 250
Dogs (n) 82 81 80 79 78 78 77 77 77 77
Positive (n) 79 49 12 0 1 0 0 0 0 2
Prevalence (%) 96.3 60.5 15.0 0.0 1.3 0.0 0.0 0.0 0.0 2.6
Tick Mean Intensity (± St. Dev.) 46.9 (± 65.7) 3.5 (± 4.3) 1.8 (± 0.7) 0.0 2.0 0.0 0.0 0.0 0.0 1.0
Tick Mean Abundance (± St. Dev.) 45.2 (± 66.4) 2.1 (± 5.1) 0.3 (± 0.8) 0 0.3 0 0 0 0 2.6 (± 0.2)