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Table 2 Association between trap type, light quality and mosquito catch during field evaluation

From: Evaluation of the solar-powered Silver Bullet 2.1 (Lumin 8) light trap for sampling malaria vectors in western Kenya

 

Means (95% CI)

Rate ratio (95% CI)

p-value

Mean (95% CI)

Rate ratio (95% CI)

p-value

 

Indoors

Outdoors

 

An. funestus s.l

Trap type

   

 CDC

8.3 (5.8–11.7)

1

 

2.2 (1.4–3.3)

1

 

 SB

9.1 (6.0–13.9)

1.1 (0.8–1.6)

0.709

3.6 (2.1–6.2)

1.6 (0.8–3.3)

0.229

Light quality

   

 White

8.7 (6.1–12.3)

1

 

2.3 (1.5–3.4)

1

 

 UV

21.8 (17.5–27.1)

2.5 (1.7–3.8)

 < 0.001

3.6 (2.0–6.2)

1.6 (0.8–3.1)

0.294

 

An. gambiae s.l

Trap type

   

 CDC

5.6 (3.9–8.0)

1

 

1.5 (1.0–2.2)

1

 

 SB

5.3 (3.8–7.4)

0.9 (0.6–1.3)

0.811

2.5 (1.5–4.1)

1.7 (0.9–3.1)

0.126

Light quality

   

 White

5.4 (4.0–7.3)

1

 

1.7 (1.2–2.4)

1

 

 UV

13.7 (10.9–17.1)

2.5 (1.7–3.6)

 < 0.001

2.3 (1.4–3.9)

1.4 (0.7–2.6)

0.346

 

Other Anopheles

Trap type

   

 CDC

0.2 (0.1–0.4)

1

 

2.3 (1.7–3.1)

1

 

 SB

0.2 (0.1–0.6)

0.4 (0.1–2.4)

0.619

1.8 (1.1–2.9)

0.8 (0.4–1.4)

0.351

Light quality

   

 White

0.2 (0.1–0.4)

1

 

1.9 (1.2–3.1)

1

 

 UV

0.4 (0.2–0.7)

0.6 (0.1–2.9)

0.281

2.1 (1.5–2.9)

1.1 (0.6–1.9)

0.887

 

Culicines (Culex, Aedes, Mansonia)

Trap type

   

 CDC

5.7 (4.7–7.0)

1

 

12.0 (8.3–17.3)

1

 

 SB

5.8 (4.4–7.7)

1.0 (0.7–1.4)

0.807

11.9 (7.9–18.1)

0.9 (0.6–1.7)

0.963

Light quality

   

 White

4.1 (3.0–5.5)

1

 

12.3 (7.8–19.3)

1

 

 UV

7.5 (6.2–9.0)

1.8 (1.3–2.6)

 < 0.001

11.6 (8.5–15.9)

0.9 (0.5–1.6)

0.773

  1. Mosquito collection was done over 64 trap nights comprising 16 trap nights indoors and 16 trap nights outdoors for each trap