Pediatric Acute Respiratory Virus Hospitalizations: A Population-Based Cohort Study, 2017–2024 - Summary - MDSpire

Pediatric Acute Respiratory Virus Hospitalizations: A Population-Based Cohort Study, 2017–2024

  • By

  • Tiffany Fitzpatrick

  • Sarah A Buchan

  • Sanjay Mahant

  • Longdi Fu

  • Jeffrey C Kwong

  • Therese A Stukel

  • Astrid Guttmann

  • April 26, 2025

  • 0 min

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Objective:

To compare observed and expected pediatric viral acute respiratory infection (ARI)-related hospitalizations and the characteristics of admitted children post-pandemic (definition needed).

Key Findings:
  • Significant reduction in ARIs in 2020/2021, followed by a moderate increase in 2021/2022, with a notable resurgence of RSV and human metapneumovirus in 2022/2023.
Interpretation:

Post-pandemic disruptions have significantly altered the epidemiology of pediatric ARIs, affecting the timing and characteristics of hospitalizations (specific changes needed).

Limitations:
  • Study limited to Ontario, which may not generalize to other regions.
  • Potential underreporting of non-hospitalized cases.
  • Possible biases in administrative data affecting results.
Conclusion:

The COVID-19 pandemic has led to substantial changes in the patterns of pediatric respiratory viruses, impacting healthcare demands and characteristics of affected children.

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