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Table 2 Mean duration (s) of video recording (95% confidence interval) of Amblyomma americanum ticks removed from lotilaner-treated and from sham-treated control dogs

From: Early onset of pre-lethal effects of lotilaner (Credelio®) on Amblyomma americanum ticks on experimentally infested dogs

Time post attachment (h)

Treated time (s)

Control time (s)

Mann–Whitney U test (treated vs control)

Z-value

P-value

2

18.4 (14.7–22.7)

20.7 (15.0–26.4)

0.51

0.6099

4

31.6 (32.9–39.3)

16.9 (12.3–21.5)

3.24

0.0012

8

29.9 (23.7–36.2)

20.2 (13.5–27.0)

2.91

0.0036

Within-group comparison of multiple independent samples

Kruskal–Wallis H-value

11.71

1.19

  

P-value

0.0029*

0.5498

  
  1. *The 2-h post-attachment videos were significantly shorter than those at 4 and 8 h