Efficacy of fluralaner chewable tablets (Bravecto®) against Asian longhorned tick (Haemaphysalis longicornis) infestations of dogs

Table 2 Study 1, live Haemaphysalis longicornis tick counts

	Untreated control dogs (n = 10)			Fluralaner-treated dogs (n = 10)			% efficacy	Test statistic^a
	Attached	Free	Total	Attached	Free	Total	Fluralaner vs. control	Test statistic^a
Day 2 counts
Arithmetic mean	15.8	4.4	20.2	0.0	0.0	0.0	100.0	t₁₈ = 9.38	P < 0.0001
Standard deviation	10.7	9.3	6.8	0.0	0.0	0.0
Median	18.0	0.0	21.0	0.0	0.0	0.0
Range	0–30	0–23	6–30	0–0	0–0	0–0
Day 30 counts
Arithmetic mean	18.4	0.0	18.4	0.0	0.0	0.0	100.0	t₁₈ = 8.77	P < 0.0001
Standard deviation	6.6	0.0	6.6	0.0	0.0	0.0
Median	18.0	0.0	18.0	0.0	0.0	0.0
Range	10–33	0–0	10–33	0–0	0–0	0–0
Day 60 counts
Arithmetic mean	16.1	0.0	16.1	0.0	0.0	0.0	100.0	t₁₈ = 11.75	P < 0.0001
Standard deviation	4.3	0.0	4.3	0.0	0.0	0.0
Median	17.0	0.0	17.0	0.0	0.0	0.0
Range	5–21	0–0	5–21	0–0	0–0	0–0
Day 90 counts
Arithmetic mean	13.9	0.0	13.9	0.0	0.0	0.0	100.0	t₁₈ = 4.76	P = 0.0002
Standard deviation	9.2	0.0	9.2	0.0	0.0	0.0
Median	17.5	0.0	17.5	0.0	0.0	0.0
Range	0–24	0–0	0–24	0–0	0–0	0–0

^aBased on 18 degrees of freedom (df) in the denominator for the analysis done for each count day

ISSN: 1756-3305