Table 2.

Percent repellency of Aedes aegypti in dogs treated with a new combination of fipronil and permethrin

Exposure day	GM of numbers of fed mosquitoes 1		Repellency (%)
	Untreated control dogs	Treated dogs
	(n = 8)	(n = 8)
1	68.2	0.1	99.9*
7	84.4	0.0	100*
14	83.9	0.8	99.0*
21	80.6	1.2	98.5*
28	83.0	3.3	96.1*
35	85.3	7.7	91.0*

¹Geometric Means of mosquitoes collected at the end of the 1-h exposure period. 100 mosquitoes per dog were used for each exposure.

*Significant difference between the population means of the treated and control groups (p = 0.005).