Density of Aedes aegypti (Diptera: Culicidae) in a low-income Brazilian urban community where dengue, Zika, and chikungunya viruses co-circulate

Table 2 Overall result for the four survey cycles of the frequency of Ae. aegypti immatures collected in breeding sites (water containers) located in private and public areas, according to observed characteristics of the breeding sites, Pau da Lima neighborhood, Salvador, Brazil, September 2019 to April 2021

Characteristic of the potential breeding site	No. of potential breeding sites	No. with Aedes aegypti	Frequency of Positive (%)	P value
Private area
Location
Outdoor	228	15	6.5	0.41
Indoor	88	3	3.4	0.41
Cover/protection
Yes	225	8	3.5	< 0.01
No	91	10	11.0	< 0.01
Presence of plants or trees around^a
Yes	34	5	14.7	0.02
No	258	13	5.0	0.02
Organic matter in the water^a
Yes	41	11	26.8	< 0.01
No	195	7	3.6	< 0.01
Public area
Cover/protection
Yes	2	0	0.0	1.00
No	184	7	3.8	1.00
Presence of plants or trees around
Yes	55	0	0.0	0.10
No	131	7	5.3	0.10
Organic matter in the water^a
Yes	75	4	5.3	0.44
No	109	3	2.7	0.44

^aThese characteristics could not be evaluated in all the structures or reservoirs containing water

ISSN: 1756-3305