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Pertussis in Poland in 2011.

Iwona Paradowska-Stankiewicz1, Jolanta Rudowska

  • 1Department of Epidemiology, National Institute of Public Health -NIH, Warsaw, Poland. istankiewicz@pzh.gov.pl

Przeglad Epidemiologiczny
|September 18, 2013
PubMed
Summary

Whooping cough (pertussis) cases increased in Poland in 2011, particularly among children and adolescents. Improved surveillance may explain the rise, highlighting the need for continued vigilance against Bordetella pertussis transmission.

Area of Science:

  • Epidemiology
  • Infectious Diseases
  • Public Health

Background:

  • Pertussis (whooping cough) is a significant public health concern, with adults often presenting with prolonged cough and posing a transmission risk to infants.
  • Previous studies indicated a high prevalence of Bordetella pertussis infection in adults presenting with persistent cough.

Purpose of the Study:

  • To evaluate the epidemiological landscape of pertussis in Poland during 2011.
  • To assess the vaccination coverage rates among children in Poland for the same year.

Main Methods:

  • Analysis of individual suspected pertussis case reports submitted to the National Institute of Public Health – National Institute of Hygiene (NIPH-NIH).
  • Utilized data from national bulletins on infectious diseases and immunizations in Poland for 2011.

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Main Results:

  • A total of 1,669 pertussis cases were registered in 2011, representing an incidence of 4.3 per 100,000 children under 15, a 25.5% increase from the previous year.
  • The highest incidence rates were observed in 3-year-old children (20.8/100,000) and individuals aged 10-14 years (20.3/100,000).
  • Of the reported cases, 38.8% (648 individuals) required hospitalization; no deaths were reported in 2011.

Conclusions:

  • The observed increase in pertussis incidence in 2011 suggests a potential improvement in the sensitivity and effectiveness of the national surveillance system.
  • Continued monitoring is essential to understand pertussis trends and inform public health interventions.