Variables | Distance from landward edge | P | |
---|---|---|---|
0–100 m n = 91 |
200–500 m n = 188 | ||
aDepth (cm) |
9.80 (9.2–10.5) |
11.9 (10.3–11.5) | 0.032 |
Presence of moving water | 10/91 | 188/188 | <0.001 |
Height of rice (cm) |
17.0 (12.9–21.1) |
39.1 (35.5–42.7) | <0.001 |
Anopheles gambiae s.l. | 62(36/91) | 4 (3/188) | <0.001 |
Anopheles gambiae s.s. | 4(4/91) | 0(0/188) | 0.001 |
Anopheles arabiensis | 57(34/91) | 4(3/188) | <0.001 |
Anopheles melas | 1(1/91) | 0(0/188) | ns |
Other anophelines |
24 (12/91) |
0 (0/188) | <0.001 |
Culicine adults | 133 (49/91) | 7 (6/188) | <0.001 |
Other aquatic insects |
353 (69/91) |
234 (88/188) | <0.001 |
Insect families |
2.2 0(1.8–2.5) |
0.9 (0.7–1.0) | <0.001 |