Pediatric ATI Practice Exam 2025 – All-In-One Prep Resource

Respiratory illness is indeed the leading cause of hospitalization in children under five years of age. This trend is largely due to the prevalence of conditions such as pneumonia, bronchiolitis, and asthma, which are common in this age group. Young children have smaller airways and undeveloped immune systems, making them more susceptible to various respiratory infections and conditions. Additionally, seasonal outbreaks like influenza can lead to increased hospital admissions among these young patients.

While infectious diseases, gastrointestinal issues, and accidents are significant health concerns for young children, respiratory illnesses account for a higher percentage of hospitalizations due to their immediate impact on the child's ability to breathe and the potential for severe complications. The higher rate of respiratory issues reflects not only the vulnerability of younger children but also the common occurrences of viral illnesses that impact their respiratory systems.