Oxford University Press (OUP), Clinical Infectious Diseases, 7(64), p. 939-946
DOI: 10.1093/cid/cix003
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Background In the Fluid-Expansion-as-a-Supportive-Treatment (FEAST) trial an unexpectedly-high proportion of participants from Eastern Uganda presented with blackwater fever (BWF). Methods We describe the prevalence and outcome of BWF among trial participants and compare the prevalence of three malaria-protective red blood cell polymorphisms in BWF-cases versus both trial (non-BWF) and population-controls. Findings Of 3,170 trial participants 394 (12.4%) had BWF. The majority (318; 81.0%) presented in Eastern Uganda: the subjects of further analysis. BWF cases typically presented with both clinical jaundice 254/318 (80%) and severe-anaemia (Hb