Fig. 1From: Methemoglobin and nitric oxide therapy in Ugandan children hospitalized for febrile illness: results from a prospective cohort study and randomized double-blind placebo-controlled trialMHb levels in children with severe malaria randomized to room air or nitric oxide as an adjunctive therapy to intravenous artesunate. a Box and whisker plots showing the median (IQR) and 95 % CI for the trial arms at scheduled four hourly MHb checks. b Representative MHb plots for a random subset (10 %) of study participants (n = 7 placebo arm, n = 10 nitric oxide arm)Back to article page