Figure 5From: Comparison of a mobile phone-based malaria reporting system with source participant register data for capturing spatial and temporal trends in epidemiological indicators of malaria transmission collected by community health workers in rural Zambia Difference plots for number of rapid diagnostic test detected malaria infections (A, C, E) and diagnostic positivity (B, D, F) as recorded by the reference paper register and reported by SMS overall (A and B), or disaggregated by active (C and D) and passive (E and F) participant contacts. Back to article page