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. 2016 Sep 13;13(9):e1002124. doi: 10.1371/journal.pmed.1002124

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© 2016 Madanitsa et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Fig 3 — The p-value for the interaction term depicts the p-value for differences in effect size between paucigravidae and multigravidae.

*Data given as the number of women with an event, the number of events/person-years of follow-up, and, in parentheses, the incidence rate per 100 person-years.

^#Maternal plasmodium infection detected by PCR, microscopy, or RDT. RDT data considered only when women were symptomatic (febrile). To allow for comparison between study arms, the routine scheduled RDT data in the ISTp-DP arm were not included.

Hb, hemoglobin; IPTp-SP, intermittent preventive therapy in pregnancy with sulfadoxine-pyrimethamine; IRR, incidence rate ratio; ISTp-DP, intermittent screening and treatment in pregnancy with dihydroartemisinin-piperaquine; py, person-years; RR, relative risk.