Plasmodium falciparum and helminth coinfections among schoolchildren in relation to agro-ecosystems in Mvomero District, Tanzania

► Sixty percent of children in Tanzania have at least an infection of either Plasmodium falciparum or helminth. ► Co-infections of P. falciparum + W. bancrofti and P. falciparum + S. haematobium are most prevalent. ► Children from rice irrigated ecosystems are at highest risk of acquiring double, triple or quadruple infections. ► Malaria-helminth co-infections are prevalent among children and the pattern varies between agro-ecosystems.