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Table 3 Household factors associated with An. funestus counts in zero inflated negative binomial model, Nchelenge, 2012–2014. Univariate and multivariable models include data from cross-sectional and first visit to longitudinal study households. Presented are results for the negative binomial positive counts (counts > 0) as incidence rate ratios (IRR)

From: Spatio-temporal heterogeneity of malaria vectors in northern Zambia: implications for vector control

Negative binomial counts > 0 Univariate Multivariable
Variable IRR 95 % CI IRR 95 % CI
Persons sleeping in the house 1.100 0.910 1.320
ITNs owned per house 1.111 0.680 1.814
IRS, ever 1.057 0.557 2.006 1.073 0.495 2.325
Closed eaves 4.734 0.378 59.215
Metal roof 0.164 0.019 1.436
Fire burned previous night 0.675 0.220 2.073
Rainy season 0.358* 0.204* 0.631* 0.405* 0.198* 0.825*
Open well 0.811 0.449 1.467
Within 3 km of Lake Mweru 1.013 0.553 1.857 0.813 0.367 1.801
Interaction: season and lake distance 0.724 0.209 2.506
  1. *Outcomes indicated with an asterisk are statistically significant