Table 4

Protective measures, malaria and nuisance mosquito densities and their scores in three different factors and the percent of the variance these factors account for derived through principal component analysis.

Factor 1

Factor 2

Factor 3


% of Variance

24.55

21.41

15.67

Scores

Complete ceilinga

-0.477

0.646

0.039

Good screeningb

-0.155

0.629

-0.362

Other personal protectionc

-0.528

0.392

0.374

Bednet use

0.773

0.236

-0.223

ITN use

0.628

0.508

-0.076

Mean log (An. gambiae s.l.)

0.334

-0.068

0.764

Mean log Culex

0.289

0.463

0.430


a Complete and partly complete ceiling board

b Screening without holes, with small holes or glass windows

c Coils, spray and/or repellent

Geissbühler et al. Malaria Journal 2007 6:126   doi:10.1186/1475-2875-6-126

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