Table 3 Multivariable analyses (GEE) of factors affecting the emergence of adult malaria vectors over a six week period from artificial ponds treated with Sumilarv ^® 0.5G

Treatment

1 mg ai per m²

0.03

0.02-0.05

<0.0001

5 mg ai per m²

0.15

0.12-0.18

<0.0001

control

1

Round

round 3

1.19

1.00-1.41

0.050

round 2

1.03

0.78-1.34

0.859

round 1

1

Vector species

An. arabiensis

0.95

0.86-1.05

0.278

An. gambiae s.s.

1

Water turbidity

turbid

1.01

0.95-1.07

0.765

clear

1

Water pH

≥ 8

0.99

0.91-1.08

0.820

< 8

1

Rain during test week

rain

1.05

0.92-1.20

0.449

no rain

1

Interaction between treatment and turbidity

5 mg ai per m²*turbid

1.93

1.12-3.26

0.017

5 mg ai per m²*clear

1

1 mg ai per m²*turbid

1.40

1.08-1.79

0.011

1 mg ai per m²*clear

1

Interaction between treatment and pH

5 mg ai per m²*pH≥8

1.90

1.13-2.85

0.002

5 mg ai per m²*pH<8

1

1 mg ai per m²*pH≥8

1.25

1.06-1.47

0.008

1 mg ai per m²*pH<8

1

Interaction between treatment and rain

5 mg ai per m²*rain

1.23

0.89-1.69

0.211

5 mg ai per m²*no rain

1

1 mg ai per m²*rain

0.87

0.70-1.07

0.870

1 mg ai per m²*no rain

1