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Table 4 Mean counts of Ctenocephalides felis and the efficacy during the treatment period

From: Efficacy of an imidacloprid/flumethrin collar against fleas, ticks and tick-borne pathogens in dogs

Group

Mean

2011

2012

Day 0

May

*Jun 1

*Jun 2

Jul

Aug

Sep

Oct

Nov

Jan

Feb

Mar

Apr

A

Arithmetic

0.7

0

0

0

0

0

0

0

0

0

0

0

0

Geometric

0.2

0

0

0

0

0

0

0

0

0

0

0

0

B

Arithmetic

1.3

0

0

0

0

0.1

0.2

0

0.4

0

0

0

0.2

Geometric

0.5

0

0

0

0

0.1

0.1

0

0.2

0

0

0

0.1

Efficacy Ar. mean (%)

-

n.a.

n.a.

n.a.

n.a.

100

100

n.a.

100

n.a.

n.a.

n.a.

100

Efficacy Ge. mean (%)

-

n.a.

n.a.

n.a.

n.a.

100

100

n.a

100

n.a

n.a.

n.a

100

  1. *Sampling occurred in monthly intervals. As it was conducted at beginning and end of June, June appears twice.
  2. Abbreviations: n.a. not applied, Ar. arithmetic, Ge. geometric.