Blood-feeding patterns of Anopheles mosquitoes in a malaria-endemic area of Bangladesh

Parasites & Vectors

Table 1 Anopheles species composition as the proportion collected using light traps (LTs), pyrethrum spray (PS), and human bait (HB) in Kumari, Bangladesh, from August to September 2010

	Method	LT			PS	HB
Species		Indoors	Outdoors	χ2*			χ2
	N = 2456	N = 1094	N = 784	In vs. Out	N = 549	N = 29	LT vs. PS	LT vs. HB	PS vs. HB
An. vagus	879	0.182	0.212	ns	0.936		< 0.001	< 0.001	< 0.001
An. philippinensis	655	0.338	0.335	ns		0.759	< 0.001	< 0.001	< 0.001
An. minimus s.l.	142	0.081	0.065	ns		0.069	< 0.05	0.022	< 0.001
An. peditaeniatus	139	0.094	0.045	< 0.001	0.002		< 0.001	0.009	< 0.001
An. barbirostris	130	0.059	0.083	ns	0.002		< 0.001	0.014	< 0.001
An. karwari	128	0.073	0.061	ns			< 0.05	0.011	< 0.001
An. umbrosus	128	0.032	0.119	< 0.001			< 0.05	0.011	< 0.001
An. hyrcanus group	52	0.031	0.023	ns			ns	ns	0.004
An. nigerrimus	52	0.045	0.004	< 0.001			ns	ns	0.004
An. subpictus	40	0.005	0.005		0.056
An. pallidus	24	0.011	0.015
An. baimai	23	0.015	0.005			0.103
An. maculatus s.l.	22	0.015	0.008
An. annularis	18	0.005	0.013			0.069
An. jeyporiensis	7	0.005	0.003
An. kochi	5	0.003	0.003
An. aitkenii	4	0.002	0.001		0.002
An. jamesii	3	0.001	0.001		0.002
An. tessellatus	2	0.002
An. varuna	2	0.002
An. fluviatiles	1	0.001
Total		1	1		1	1

*χ2 tests were applied for the dominant species (n > 50) to compare the proportions of indoor vs outdoor LT catches as well as LT vs. PS, PS vs. HB, and HB vs. LT; ns = not significant.

ISSN: 1756-3305