Severe community-acquired pneumonia in children: what happened before and during the COVID-19 pandemic?

Authors

  • Carolina Pereira Carvalho Lucas
  • Roberta Gabriela de Mattos Silva
  • Clemax Couto Sant’Anna
  • Maria de Fátima Bazhuni Pombo Sant’Anna

DOI:

https://doi.org/10.34119/bjhrv8n5-098

Keywords:

pneumonia, children, complicated pneumonia, COVID-19

Abstract

Introduction: Hospitalizations for severe pneumonia in children were less frequent during the COVID-19 pandemic than years before. On the other hand, worse outcomes were observed in the pandemic.  Objective: to describe the clinical-epidemiological profile, complications, and outcomes of children hospitalized with CAP in a Pediatric Intensive Care Unit (PICU) in Niteroi, state of Rio de Janeiro, Brazil, before and during the COVID-19 pandemic. Methodology: descriptive, cross-sectional and retrospective study, carried out with children, aged 1 month to 11 years, between January 2017 and October 2022, through data collection in electronic medical records. Results: Of the 286 cases, 152 (53%) were male, 239 (83%) were under five years, and 73 (25.5%) were hospitalized during the pandemic. The average length of stay was 7.7 days for CAP and 15.4 days for complicated CAP. Comorbidities were found in 148 (51%) cases. Complications occurred in 101 (35%) cases, with a higher prevalence ratio during the pandemic (p-value < 0.05). All seven deaths were associated with severe sepsis and invasive mechanical ventilation, and six (83%) of them had comorbidities. During the pandemic, there were more cases of respiratory failure requiring invasive mechanical ventilation (p-value < 0.05). Only one case of CCAP due to SARS-CoV-2 (COVID-19) was found. Conclusions: Although the number of hospitalizations due to CAP was lower during the pandemic, there was a higher prevalence of both complications and severity. Sepsis, invasive mechanical ventilation necessity, and comorbidities were associated with death. Comorbidity was the main risk factor associated with severity and complications.

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Published

09/22/2025

How to Cite

LUCAS, C. P. C.; SILVA, R. G. de M.; SANT’ANNA, C. C.; SANT’ANNA, M. de F. B. P. Severe community-acquired pneumonia in children: what happened before and during the COVID-19 pandemic?. Brazilian Journal of Health Review, [S. l.], v. 8, n. 5, p. e82304, 2025. DOI: 10.34119/bjhrv8n5-098. Disponível em: https://ojs.brazilianjournals.com.br/ojs/index.php/BJHR/article/view/82304. Acesso em: 19 oct. 2026.

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Original Papers