Anopheles gambiae distribution and insecticide resistance in the cities of Douala and Yaoundé (Cameroon): influence of urban agriculture and pollution

Table 6 Strength of association between genotypes related to Kdr and the phenotype deaths or survivors of An. gambiae in Douala and Yaoundé.

	Insecticide	Comparison between genotypes
	Insecticide	RR Vs. RS	RR Vs. SS	RS Vs. SS
Douala	DDT 4%	3.26 (NS)	10.12*	3.1 (NS)
	Permethrin 0.75%	7.5**	10.6**	1.4 (NS)
	Deltamethrin 0.05%	2.14 (NS)	1.48 (NS)	0.69 (NS)
Yaoundé	DDT 4%	0.98 (NS)	16.9**	17.2**
	Permethrin 0.75%	21.25**	48.9**	2.3 (NS)
	Deltamethrin 0.05%	0.92 (NS)	0.99 (NS)	1.08 (NS)
Both cities	DDT 4%	2.08 (NS)	20.25**	9.5**
	Permethrin 0.75%	7.29**	11.98**	1.26 (NS)
	Deltamethrin 0.05%	1.56 (NS)	1.36 (NS)	0.87 (NS)

S, wild type; R, 1014F; RR, homozygote; RS, heterozygote; NS, Non Significant; *P < 0.05; **P < 0.001

ISSN: 1475-2875