Fig. 4From: Sub-microscopic Plasmodium falciparum parasitaemia, dihydropteroate synthase (dhps) resistance mutations to sulfadoxine–pyrimethamine, transmission intensity and risk of malaria infection in pregnancy in Mount Cameroon RegionA Higher proportion of resistance alleles at DHPS codon 581 is associated with ≥ 3 doses of SP versus other regimens (p = 0.043); B Proportion of A581G sub-microscopic infection is associated with ≥ 3 SP doses (p = 0.027); C Proportion of A437G and A581G microscopic infection not different among SP doses (p = 0.874); D Double mutation was associated with patent than sub-patent infection outcome (p = 0.005)Back to article page