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Background: Pertussis, or whooping cough, is a global public health concern. Pertussis vaccines have demonstrated good protection against infections, but their effectiveness against remains debated due to conflicting study outcomes.
Methods: A systematic review and meta-analysis were conducted to assess the effectiveness of pertussis vaccines in protecting children against infection. A comprehensive search of PubMed, Web of Science, and Scopus databases was conducted, and randomized controlled trials (RCTs) and observational studies that met inclusion criteria were included in the analysis.
Results: The meta-analysis, involving 46,533 participants, revealed no significant protective effect of pertussis vaccination against infection (risk ratio: 1.10, 95% confidence interval: 0.83 to 1.44). Subgroup analyses by vaccine type and study design revealed no significant protection. The dearth of recent data and a limited pool of eligible studies, particularly RCTs, underscore a critical gap that warrants future research in the domain.
Conclusions: These findings offer crucial insights into the lack of effectiveness of pertussis vaccines against . Given the rising incidence of cases and outbreaks, coupled with the lack of cross-protection by the existing vaccines, there is an urgent need to develop vaccines that include specific antigens to protect against .
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10974608 | PMC |
http://dx.doi.org/10.3390/vaccines12030253 | DOI Listing |
Overview: We analysed Australian Immunisation Register (AIR) data, predominantly for National Immunisation Program funded vaccines, as at 2 April 2023 for children, adolescents and adults, focusing on the calendar year 2022 and on trends from previous years. This report aims to provide comprehensive analysis and interpretation of vaccination coverage data to inform immunisation policy and programs.
Children: Fully vaccinated coverage in Australian children in 2022 was 0.
Background: A significant surge in pertussis cases since early 2023 has raised serious public health concerns. To investigate the potential mechanisms contributing to this increased prevalence, we collected throat swab specimens from children exhibiting pertussis symptoms and conducted detailed molecular characterization.
Methods: All Bordetella pertussis (B.
BMC Public Health
September 2025
Research Institute for Sustainable Development (IRD) EMR 271, University of Bordeaux, National Institute for Health and Medical Research (INSERM), UMR 1219, Bordeaux Population Health Research Centre, Bordeaux, France.
Background: Malaria remains a major health challenge in sub-Saharan Africa, especially for children under five. The World Health Organization (WHO) recommends perennial malaria chemoprevention (PMC) to children in areas of medium to high perennial transmission. In Togo, since 2022, a pilot project has leveraged the Expanded Program on Immunization (EPI) to deliver PMC to children under two years; however, the extent to which PMC achieves its desired outcome may depend on EPI performance.
View Article and Find Full Text PDFIJID Reg
September 2025
Department of Infectious Diseases, Okayama University Hospital, Okayama, Japan.
Pertussis, a highly contagious respiratory infection caused by , has demonstrated a global resurgence in the post-COVID-19 era, with the emergence of macrolide-resistant strains. In Japan, the routine immunization schedule for pertussis remains limited compared with international standards, leaving young populations under-immunized and at elevated risk of infection. Despite international recommendations for booster vaccinations during adolescence, Japan currently provides only a four-dose primary series during infancy, without subsequent boosters.
View Article and Find Full Text PDFArch Public Health
September 2025
De Martino Public Hospital, Ministry of Health and Human Services, Federal Government of Somalia, Mogadishu, Somalia.
Background: Immunization remains a cornerstone of global public health; however, Somalia faces critical challenges in achieving equitable vaccination coverage, particularly among internally displaced individuals (IDPs). The National immunization rates for diseases such as diphtheria-tetanus-pertussis (DTP3), measles, and polio remain below 50%, exacerbated by decades of conflict, fragile healthcare infrastructure, and socioeconomic disparities. IDPs in Somalia encounter unique barriers, including overcrowded living conditions and limited access to healthcare and mobility, which disrupt care continuity.
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