Detailed clinical information from 24 children 0–14 years old, admitted to any of the pediatric or neonatal ICUs in Manaus, from 2004 to 2009, with parasitological diagnosis of P. vivax.

y years; mo: months; d: days; NA: Non-available; ARDS: Acute Respiratory Distress Syndrome; ARF: Acute Renal Failure; PIM: Pediatric Index of Mortality; ITP: Immune Trombocytopenic Purpura.*Viral encephalitis confirmed by autopsy; diagnosis of malnutrition confirmed by body mass index (BMI) Z-score rotavirus gastroenteritis confirmed by immunochromatographic rapid test in the stool; cystic fibrosis suggested by lung biopsy; sepsis confirmed by two positive blood cultures; G6PD deficiency confirmed by qualitative Brewer's test; lung empyema confirmed by computed tomography; urosepsis confirmed by both positive urine and blood culture; ITP confirmed by ASH criteria; ARDS defined as acute bilateral lung infiltrates and a PaO2∶FiO2