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Table 5 Generalized linear model showing effects of MDA, rainfall and vegetation index in the intervention communities

From: Impacts of ivermectin mass drug administration for onchocerciasis on mosquito populations of Ogun state, Nigeria

 

Indoor

Outdoor

B

SE

CI

p-value

B

SE

CI

p-value

Anopheles sp.

 Density

  Intercept

0.134

0.5810

− 1.004 to 1.273

0.319

− 6.375

2.8019

− 11.86 to (− 0.883)

0.029

  Exposure to MDA

   

< 0.001*

   

0.094

  Rainfall

− 0.868

0.2240

− 1.307 to (− 0.429)

< 0.001*

0.838

0.4699

− 0.084 to 1.759

0.075

  Vegetation index

2.971

2.1644

− 1.271 to 7.213

0.170

24.235

11.213

2.258 to 46.211

0.031*

 Parity rate

  Intercept

5.011

0.3920

4.242 to 5.779

< 0.001

5.985

2.0793

1.910 to 10.060

0.048

  Exposure to MDA

   

0.003*

   

0.457

  Rainfall

− 0.127

0.1510

− 0.423 to 0.169

0.399

− 0.333

0.3487

− 1.017 to 0.350

0.339

  Vegetation index

− 1.732

1.4594

− 4.593 to 1.128

0.235

− 5.799

8.3210

− 22.108 to 10.510

0.486

Culex sp.

 Density

  Intercept

− 1.801

0.5176

− 2.816 to (− 0.787)

0.216

0.487

1.1259

− 1.720 to 2.694

0.996

  Exposure to MDA

   

0.099

   

0.650

  Rainfall

− 0.025

0.2189

− 0.454 to 0.404

0.910

0.302

0.4486

− 1.181 to 0.577

0.501

  Vegetation index

− 0.817

1.7724

− 4.290 to 2.657

0.645

3.857

4.3361

− 4.641 to 12.356

0.374

 Parity rate

  Intercept

4.313

0.1723

3.976 to 4.651

< 0.001

4.406

0.5203

3.387 to 5.426

< 0.001

  Exposure to MDA

   

0.434

   

0.442

  Rainfall

0.034

0.0729

− 0.109 to 0.176

0.644

− 0.093

0.1990

− 0.483 to 0.297

0.639

  Vegetation index

1.115

0.5900

− 0.042 to 2.271

0.059

− 1.045

1.9234

− 4.814 to 2.725

0.587

  1. SE standard error, CI 95% confidence interval
  2. *Statistically significant effect on mosquito density or parity rate
  3. Categorical variable