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Influenza vaccination coverage in pediatric population in Italy: an analysis of recent trends

Floriana D'Ambrosio1, Teresa Eleonora Lanza1, Rosaria Messina1

  • 1Section of Hygiene, Department of Life Sciences and Public Health, Università Cattolica del Sacro Cuore, Rome, Italy.

Italian Journal of Pediatrics
|May 16, 2022
PubMed

Insights

Pediatric influenza vaccination coverage in Italy remained low over an 11-year period, with a notable increase in the 2020/21 season. Universal vaccination for children is recommended due to high influenza-like illness incidence.

Area of Science:

  • Pediatric Public Health
  • Vaccinology
  • Epidemiology

Background:

  • Influenza significantly contributes to global morbidity and mortality, exacerbating chronic conditions.
  • Influenza vaccination is crucial for disease burden reduction.
  • This study focuses on pediatric influenza vaccination trends in Italy from 2010/11 to 2020/21.

Purpose of the Study:

  • To analyze the trend of influenza vaccination coverage in Italian children aged 0-8 years.
  • To observe the incidence of influenza-like illness (ILI) in the pediatric population during the study period.
  • To inform public health strategies for improving pediatric vaccination rates.

Main Methods:

  • Analysis of national and regional influenza vaccination coverage data for children aged <2, 2-4, and 5-8 years.
  • Examination of influenza-like illness (ILI) incidence rates in pediatric populations.
  • Longitudinal study covering the 2010/11 to 2020/21 influenza seasons.

Main Results:

  • Pediatric influenza vaccination coverage remained low between 2010/11 and 2019/20, with highest coverage around 4.5%.
  • The 2020/21 season saw a substantial increase in coverage across all age groups, reaching 19.0% in the 2-4 year olds.
  • Peak ILI incidence was 18.5% for 0-4 year olds (2011/12) and 27.7% for 5-14 year olds (2010/11).

Conclusions:

  • Despite a recent increase, overall pediatric influenza vaccination coverage in Italy has been low over the past decade.
  • Universal influenza vaccination for children is warranted due to high disease incidence in this demographic.
  • Further research is needed to enhance coverage data comparability and identify effective delivery models.
Abstract

Keywords:
ChildrenCoverageInfluenzaItalyVaccination

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