Table 2 Environmental and household characteristics in the intervention (I) and control (C) areas for pre-intervention survey (survey 1).
From: Spatial targeted vector control in the highlands of Burundi and its impact on malaria transmission
| Â | Valleys | Hill tops | ||
|---|---|---|---|---|
| Â | C | I | C | I |
No. of houses sampled | 100 | 100 | 99 | 150 |
Houses with animals inside | 68.0 (4.5) | 62.0 (6.1) | 69.4 (5.1) | 64.7 (6.0) |
Open eaves | 57.0 (5.1) | 49.0 (6.0) | 48.5 (6.0) | 47.3 (5.7) |
Separate kitchen | 22.0 (4.4) | 19.0 (4.6) | 20.2 (4.8) | 22.0 (6.0) |
Size of houses | Â | Â | Â | Â |
   < 25 m2 | 11.0 (4.6) | 28.0 (5.6) | 19.2 (5.5) | 19.3 (3.7) |
   25–50 m2 | 19.0 (4.6) | 22.0 (5.3) | 21.2 (4.3) | 34.0 (4.2) |
   > 50 m2 | 70.0 (6.5) | 50.0 (7.6) | 59.6 (6.5) | 46.7 (5.5) |
Type of walls | Â | Â | Â | Â |
   Thatch | 2.0 (1.4) | 10.0 (3.8) | 8.1 (3.8) | 8.0 (2.7) |
   Mud | 69.0 (7.0) | 54.0 (7.5) | 67.7 (6.7) | 61.3 (6.8) |
   Bricks | 24.0 (6.0) | 33.0 (6.6) | 19.2 (4.2) | 25.3 (5.4) |
   Other | 5.0 (2.0) | 3.0 (1.7) | 5.1(2.1) | 5.3 (2.5) |
Type of roofs | Â | Â | Â | Â |
   Thatch | 51.0 (7.1) | 53.0 (8.5) | 52.5 (6.2) | 55.3 (7.1) |
   Tile | 14.0 (4.6) | 16.0 (5.4) | 19.2 (5.2) | 12.0 (3.7) |
   Corrugate | 19.0 (5.1) | 22.0 (6.2) | 23.2 (4.4) | 27.3 (6.5) |
   Other | 16.0 (4.8) | 9.0 (3.2) | 5.1 (2.9) | 5.3 (1.9) |
Altitude clusters (m) | 1554 (11.9) | 1548 (12.0) | 1599 (18.4) | 1607 (14.3) |
Distance clusters/valley floors (m) | 387(27.5) | 404 (29.0) | 945 (39.8) | 1216 (71.5) |