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Table 3 Live Dermacentor reticulatus tick counts: mean tick count, range, percent reduction and statistical comparisons (P value) at the different days (hours) after infestation

From: Evaluation of the efficacy of sarolaner (Simparica®) in the prevention of babesiosis in dogs

Days post-infection Treatment group Geometric (Arithmetic) mean Range Percent reductiona P-value
1 1 (Placebo) 32.8 (33.1) 27–39 na
2 (Sarolaner 28 days earlier) 2.3 (4.0) 0–13 93.0 (87.9) ≤ 0.0001
3 (Sarolaner 21 days earlier) 1.8 (2.1) 0–5 94.6 (93.6) ≤ 0.0001
2 1 (Placebo) 30.5 (30.9) 23–38 na
2 (Sarolaner 28 days earlier) 0 0–0 100 ≤ 0.0001
3 (Sarolaner 21 days earlier) 0 0–0 100 ≤ 0.0001
5 1 (Placebo) 30.5 (30.9) 26–38 na
2 (Sarolaner 28 days earlier) 0 0–0 100 ≤ 0.0001
3 (Sarolaner 21 days earlier) 0 0–0 100 ≤ 0.0001
  1. Abbreviation: na not applicable
  2. aPercent reduction calculated using the formula [(C–T)/C] × 100, where C is the geometric (arithmetic) mean of live tick counts for the control group and T is the geometric (arithmetic) mean of live tick counts for the treated group