Table 1.
Entry rate of mosquitoes determined by pyrethrum spray collections in rooms with Interceptor LNs, untreated nets and no net
| Mosquito species | No. of rooms |
Interceptor |
Untreated net |
No net |
ANOVA |
Chi-square |
|||
|---|---|---|---|---|---|---|---|---|---|
| Females / room | % blood fed | Females / room | % blood fed | Females / room | % blood fed | Females/ room | Blood fed | ||
|
Pre-intervention (Sep-Nov 2006) |
|
|
|
|
|
|
|||
|
An. culicifacies |
8 |
3.5 |
28.5 |
2.4 |
31.5 |
4 |
40.1 |
F2,9 = 0.35; P = 0.708 |
χ2= 1.4; p=0.55 |
| Other anophelines |
8 |
7.3 |
24.1 |
4.4 |
51.4 |
7.5 |
40 |
F2,9 = 0.40; P = 0.68 |
χ2= 7.24; p=0.02 |
| Culicines |
8 |
8 |
43.7 |
6 |
41.6 |
22.5 |
38.3 |
F2,9 = 0.63; p = 0.55 |
χ2 = 0.638; p=0.72 |
|
Intervention (Dec 2006-Aug 2007) |
|
|
|
|
|
|
|||
|
An. culicifacies |
36 |
2.9 |
9.6 |
8.5 |
22.4 |
22.9 |
26.6 |
F2,51 = 11.5; p = 0.0003 |
χ2= 15.8; p<0.0001 |
| Other anophelines |
36 |
26.5 |
5.5 |
123.3 |
21 |
199.3 |
28.1 |
F2,51 = 2; p = 0.144 |
χ2 =266; p=0.0001 |
| Culicines | 36 | 8.3 | 28.2 | 23 | 59.1 | 16.1 | 48 | F2,51 = 3.42; p = 0.04 | χ2 = 49.3; p=0.0001 |