Table 2.
Number of blood slides examined and malaria prevalence by study arm in the baseline and follow-up surveys
|
Study arm |
Number (%) |
||
|---|---|---|---|
| Baseline | Survey 1 | Survey 2 | |
|
Repellent + LLINs group
|
|
|
|
| People in the households |
3078 |
3079 |
3078 |
| Finger-prick blood slides examined |
2622 (85.2) |
2301 (74.7) |
2497 (81.1) |
| Slides positive for any malaria parasite |
65 (2.5) |
20 (0.9) |
24 (1.0) |
| P. falciparum only |
42 (1.6) |
14 (0.6) |
9 (0.4) |
| P. vivax only |
23 (0.9) |
6 (0.3) |
15 (0.6) |
| Mixed infections (Pf/Pv) |
0 (0.0) |
0 (0.0) |
0 (0.0) |
|
LLINs alone group
|
|
|
|
| People in the households |
3004 |
3003 |
3002 |
| Finger-prick blood slides examined |
2600 (86.6) |
2149 (71.6) |
2396 (79.8) |
| Slides positive for any malaria parasite |
31 (1.2) |
13 (0.6) |
23 (1.0) |
| P. falciparum only |
18 (0.7) |
6 (0.3) |
13 (0.5) |
| P. vivax only |
12 (0.5) |
7 (0.3) |
10 (0.4) |
| Mixed infections (Pf/Pv) |
1 (0.04) |
0 (0.0) |
0 (0.0) |
|
Total
|
|
|
|
| People in the households |
6082 |
6082 |
6080 |
| Finger-prick blood slides examined |
5222 (85.9) |
4450 (73.2) |
4893 (80.5) |
| Slides positive for any malaria parasite |
96 (1.8) |
33 (0.7) |
47 (1.0) |
| P. falciparum only |
60 (1.1) |
20 (0.4) |
22 (0.4) |
| P. vivax only |
35 (0.7) |
13 (0.3) |
25 (0.5) |
| Mixed infections (Pf/Pv) | 1 (0.02) | 0 (0.0) | 0 (0.0) |
LLIN = Long-lasting insecticidal net, P. f = Plasmodium falciparum; P. v = Plasmodium vivax.