Fig. 1From: Incremental cost and cost-effectiveness of the addition of indoor residual spraying with pirimiphos-methyl in sub-Saharan Africa versus standard malaria control: results of data collection and analysis in the Next Generation Indoor Residual Sprays (NgenIRS) project, an economic-evaluationMeta-analysis of effect estimates of IRS versus no IRS from observational studies in NgenIRS countries. AIRS, Africa Indoor Residual Spraying Project; IRS, indoor residual spraying; NgenIRS, Next Generation Indoor Residual Sprays project; RE, random effects; FE, fixed effectsBack to article page