<p>Parasitemias were estimated by quantitative real-time polymerase chain reaction (qPCR) and shown according to household (HH) type (panel A) and presence or absence of malaria-related clinical symptoms and signs (fever, headache, arthralgia, myalgia, and lower back pain) (panel B). The color code in panel A is the same as in <a href="http://www.plosntds.org/article/info:doi/10.1371/journal.pntd.0005221#pntd.0005221.g001" target="_blank">Fig 1</a> to indicate index HHs, neighbor HHs, and control HHs.</p
