Epidemiology of respiratory syncytial virus in a large pediatric hospital in Central Italy and development of a forecasting model to predict the seasonal peak

Abstract Background Respiratory Syncytial Virus (RSV) is responsible for the majority of acute lower respiratory infections in infants and can affect also older age groups. Restrictions linked to the emergence of the SARS-CoV-2 pandemic and their subsequent lifting caused a change in the dynamics of...

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Main Authors: Renato Cutrera, Marta Luisa Ciofi degli Atti, Andrea Dotta, Carmen D’Amore, Lucilla Ravà, Carlo Federico Perno, Alberto Villani
Format: Article
Language:English
Published: BMC 2024-04-01
Series:Italian Journal of Pediatrics
Subjects:
Online Access:https://doi.org/10.1186/s13052-024-01624-x
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author Renato Cutrera
Marta Luisa Ciofi degli Atti
Andrea Dotta
Carmen D’Amore
Lucilla Ravà
Carlo Federico Perno
Alberto Villani
author_facet Renato Cutrera
Marta Luisa Ciofi degli Atti
Andrea Dotta
Carmen D’Amore
Lucilla Ravà
Carlo Federico Perno
Alberto Villani
author_sort Renato Cutrera
collection DOAJ
description Abstract Background Respiratory Syncytial Virus (RSV) is responsible for the majority of acute lower respiratory infections in infants and can affect also older age groups. Restrictions linked to the emergence of the SARS-CoV-2 pandemic and their subsequent lifting caused a change in the dynamics of RSV circulation. It is therefore fundamental to monitor RSV seasonal trends and to be able to predict its seasonal peak to be prepared to the next RSV epidemics. Methods We performed a retrospective descriptive study on laboratory-confirmed RSV infections from Bambino Gesù Children’s Hospital in Rome from 1st January 2018 to 31st December 2022. Data on RSV-positive respiratory samples (n = 3,536) and RSV-confirmed hospitalizations (n = 1,895) on patients aged 0–18 years were analyzed. In addition to this, a SARIMA (Seasonal AutoRegressive Integrated Moving Average) forecasting model was developed to predict the next peak of RSV. Results Findings show that, after the 2020 SARS-CoV-2 pandemic season, where RSV circulation was almost absent, RSV infections presented with an increased and anticipated peak compared to pre-pandemic seasons. While mostly targeting infants below 1 year of age, there was a proportional increase in RSV infections and hospitalizations in older age groups in the post-pandemic period. A forecasting model built using RSV weekly data from 2018 to 2022 predicted the RSV peaks of 2023, showing a reasonable level of accuracy (MAPE 33%). Additional analysis indicated that the peak of RSV cases is expected to be reached after 4–5 weeks from case doubling. Conclusion Our study provides epidemiological evidence on the dynamics of RSV circulation before and after the COVID-19 pandemic. Our findings highlight the potential of combining surveillance and forecasting to promote preparedness for the next RSV epidemics.
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spelling doaj.art-5618ced9b89943aa9ede3513c950a5592024-04-14T11:23:26ZengBMCItalian Journal of Pediatrics1824-72882024-04-0150111110.1186/s13052-024-01624-xEpidemiology of respiratory syncytial virus in a large pediatric hospital in Central Italy and development of a forecasting model to predict the seasonal peakRenato Cutrera0Marta Luisa Ciofi degli Atti1Andrea Dotta2Carmen D’Amore3Lucilla Ravà4Carlo Federico Perno5Alberto Villani6Pediatric Pulmonology and Cystic Fibrosis Unit, Bambino Gesù Children’s Hospital, IRCCSEpidemiology, Clinical Pathways and Clinical Risk Unit, Medical Direction, Bambino Gesù Children’s Hospital, IRCCSNeonatal Intensive Care Unit, Bambino Gesù Children’s Hospital, IRCCSEpidemiology, Clinical Pathways and Clinical Risk Unit, Medical Direction, Bambino Gesù Children’s Hospital, IRCCSEpidemiology, Clinical Pathways and Clinical Risk Unit, Medical Direction, Bambino Gesù Children’s Hospital, IRCCSDepartment of Diagnostic and Laboratory Medicine, Unit of Microbiology and Diagnostic Immunology, Multimodal Laboratory Medicine Research Area, Bambino Gesù Children’s Hospital, IRCCSHospital University Pediatric Clinical Area, Bambino Gesù Children’s Hospital, IRCCSAbstract Background Respiratory Syncytial Virus (RSV) is responsible for the majority of acute lower respiratory infections in infants and can affect also older age groups. Restrictions linked to the emergence of the SARS-CoV-2 pandemic and their subsequent lifting caused a change in the dynamics of RSV circulation. It is therefore fundamental to monitor RSV seasonal trends and to be able to predict its seasonal peak to be prepared to the next RSV epidemics. Methods We performed a retrospective descriptive study on laboratory-confirmed RSV infections from Bambino Gesù Children’s Hospital in Rome from 1st January 2018 to 31st December 2022. Data on RSV-positive respiratory samples (n = 3,536) and RSV-confirmed hospitalizations (n = 1,895) on patients aged 0–18 years were analyzed. In addition to this, a SARIMA (Seasonal AutoRegressive Integrated Moving Average) forecasting model was developed to predict the next peak of RSV. Results Findings show that, after the 2020 SARS-CoV-2 pandemic season, where RSV circulation was almost absent, RSV infections presented with an increased and anticipated peak compared to pre-pandemic seasons. While mostly targeting infants below 1 year of age, there was a proportional increase in RSV infections and hospitalizations in older age groups in the post-pandemic period. A forecasting model built using RSV weekly data from 2018 to 2022 predicted the RSV peaks of 2023, showing a reasonable level of accuracy (MAPE 33%). Additional analysis indicated that the peak of RSV cases is expected to be reached after 4–5 weeks from case doubling. Conclusion Our study provides epidemiological evidence on the dynamics of RSV circulation before and after the COVID-19 pandemic. Our findings highlight the potential of combining surveillance and forecasting to promote preparedness for the next RSV epidemics.https://doi.org/10.1186/s13052-024-01624-xRespiratory Syncytial VirusChildrenSARIMAEpidemiologyHospitalization
spellingShingle Renato Cutrera
Marta Luisa Ciofi degli Atti
Andrea Dotta
Carmen D’Amore
Lucilla Ravà
Carlo Federico Perno
Alberto Villani
Epidemiology of respiratory syncytial virus in a large pediatric hospital in Central Italy and development of a forecasting model to predict the seasonal peak
Italian Journal of Pediatrics
Respiratory Syncytial Virus
Children
SARIMA
Epidemiology
Hospitalization
title Epidemiology of respiratory syncytial virus in a large pediatric hospital in Central Italy and development of a forecasting model to predict the seasonal peak
title_full Epidemiology of respiratory syncytial virus in a large pediatric hospital in Central Italy and development of a forecasting model to predict the seasonal peak
title_fullStr Epidemiology of respiratory syncytial virus in a large pediatric hospital in Central Italy and development of a forecasting model to predict the seasonal peak
title_full_unstemmed Epidemiology of respiratory syncytial virus in a large pediatric hospital in Central Italy and development of a forecasting model to predict the seasonal peak
title_short Epidemiology of respiratory syncytial virus in a large pediatric hospital in Central Italy and development of a forecasting model to predict the seasonal peak
title_sort epidemiology of respiratory syncytial virus in a large pediatric hospital in central italy and development of a forecasting model to predict the seasonal peak
topic Respiratory Syncytial Virus
Children
SARIMA
Epidemiology
Hospitalization
url https://doi.org/10.1186/s13052-024-01624-x
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