“…Chart review of patients admitted with bronchiolitis was performed to determine rates of NG hydration and identify complications as per methodology described previously. 2 Our inpatient clinical database (KIDDOS) was queried to identify children 1 to 23 months old admitted with a diagnosis (International Classification of Diseases, Tenth Revision [ICD-10]) of acute bronchiolitis (J21.9, J21.0, J21.1, J21.8, J20.9, J11.1), respiratory distress (J80, R06.00), wheezing (R06.2, J98.8), respiratory syncytial virus (RSV)-related infections (B97.4, J12.1, J20.5, B97.4, J02.9), and viral pneumonia (J12.9, J12.89). Chart review data were entered into REDCap (Research Electronic Data Capture), a secure web-based data capture application hosted at Washington University in St Louis.…”