Table 2.

Geometric (arithmetic) mean counts of Ixodes ricinus and percent efficacy of lotilaner against infestations present at the time of treatment

Time of count post-treatment		Untreated control		Lotilaner			Comparison
		Mean (arithmetic)	Range	Mean (arithmetic)	Range	Efficacy (%)
4 h	Before incubation	16.0 (16.6)	10–23	4.8 (9.0)	0–29	69.8 (45.9)	t (7) = 2.36, P = 0.0501
Group 1 (control) and Group 3 (lotilaner)	After incubation	15.7 (16.3)	10–23	0.4 (0.9)	0–5	97.2 (94.6)	t (7) = 9.26, P < 0.0001
8 h	Before incubation	18.0 (18.9)	10–26	0.2 (0.3)	0–2	99.2 (98.7)	t (7) = 15.43, P < 0.0001
Group 2 (control) and Group 4 (lotilaner)	After incubation	17.7 (18.6)	10–26	0.0 (0.0)	0–0	100 (100)	t (7) = 24.61, P < 0.0001