Factors associated with severe respiratory syncytial virus disease in hospitalised children: a retrospective analysis

BackgroundEarly recognition of children at risk of severe respiratory syncytial virus (RSV) lower respiratory tract infection is important as it informs management decisions. We aimed to evaluate factors associated with severe disease among young children hospitalised with RSV infection.MethodsWe conducted a retrospective cohort study of all children ResultsOf 970 hospitalised children, 386 (40%) were classified as having ‘severe’ and 584 (60%) as having ‘moderate’ RSV disease. On multivariable analyses, age ConclusionYounger age, prematurity and PIV3 codetection were associated with severe RSV disease in children