| Phase 1: March–September 2010 | Phase 2: October 2010–January 2013 | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Outcome variable | Hotspot clusters | Proportion of all mosquitoes or detected infections [%(n/N)] | Proportion of all survey locations in clusters [%(n/N)] | Proportion of survey locations under larviciding [%(n/N)] | Expected mosquitoes or prevalent infections | RR | p | Proportion of all mosquitoes or detected infections [%(n/N)] | Proportion of all survey locations in clusters [%(n/N)] | Proportion of survey locations under larviciding in [%(n/N)] | Expected mosquitoes or prevalent infections | RR | p |
Mean catches per trap night of female An. gambiae | Primary cluster | 13.6Â (52/382) | 3.7Â (23/615) | 34.8Â (8/23) | 12.89 | 4.58 | <0.01 | 32.9Â (23/70) | 4.8Â (67/1398) | 67.2Â (45/67) | 6.10 | 5.22 | <0.01 |
Secondary cluster 1 | 6Â (23/382) | 3.6Â (22/615) | 68.2Â (15/22) | 2.32 | 10.54 | <0.01 | Â | Â | Â | Â | Â | Â | |
Secondary cluster 2 | 3.9Â (15/382) | 1.5Â (9/615) | 33.3Â (3/9) | 1.27 | 12.33 | <0.01 | Â | Â | Â | Â | Â | Â | |
Secondary cluster 3 | 2.4Â (9/382) | 0.2Â (1/615) | 100Â (1/1) | 1.06 | 8.72 | 0.01 | Â | Â | Â | Â | Â | Â | |
Secondary cluster 4 | 2.1Â (8/382) | 0.2Â (1/615) | 100(1/1) | 0.85 | 9.67 | 0.02 | Â | Â | Â | Â | Â | Â | |
Secondary cluster 5 | 1.6Â (6/382) | 0.2Â (1/615) | 0 | 0.56 | 10.82 | 0.05 | Â | Â | Â | Â | Â | Â | |
Total | Â | 29.6% (1 13/382) | 9.3 (57/615) | 49.1 (28/57) | Â | Â | Â | 32.9 (23/70) | 4.8 (67/1398) | 67.2 (45/67) | Â | Â | Â |
Human malaria infection prevalence | Primary cluster | 39.4Â (148/376) | 29.8Â (78/261) | 46.2Â (36/78) | 124.31 | 1.82 | <0.01 | 13.4Â (114/852) | 5.8Â (5/86) | 0.6Â (3/5) | 53.98 | 2.28 | <0.01 |
Secondary cluster 1 | 15.7Â (59/376) | 10.0 (26/261) | 50Â (13/26) | 18.73 | 2.40 | <0.01 | 5.9Â (50/852 | 3.5Â (3/86) | 100Â (3/3) | 21.15 | 2.45 | <0.01 | |
Secondary cluster 2 | Â | Â | Â | Â | Â | Â | 7.9Â (67/852) | 3.5Â (3/86) | 0 | 35.04 | 1.99 | <0.01 | |
Secondary cluster 3 | Â | Â | Â | Â | Â | Â | 7.3Â (62/852) | 4.7Â (4/86) | 0 | 33.33 | 1.93 | <0.01 | |
Secondary cluster 4 | Â | Â | Â | Â | Â | Â | 9.9Â (84/852) | 2.3Â (2/86) | 0 | 46.22 | 1.91 | <0.01 | |
Secondary cluster 5 | Â | Â | Â | Â | Â | Â | 3.2Â (27/852) | 1.2Â (1/86) | 0 | 10.57 | 2.60 | <0.01 | |
Total | Â | 55.1Â (207/376) | 39.8Â (104/261 | 47.1Â (49/104) | Â | Â | Â | 47.4 Â (404/852) | 20.9Â (18/86) | 33.3Â (6/18) | Â | Â | Â |