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Viruses associated with influenza-like-illnesses in Papua New Guinea, 2010

Jacinta Kono1, Marinjho H Jonduo, Matthew Omena

  • 1Papua New Guinea Institute of Medical Research, Goroka, Papua New Guinea.

Journal of Medical Virology
|October 19, 2013
PubMed

Insights

Respiratory viruses frequently cause influenza-like-illness (ILI) in Papua New Guinea. Rhinoviruses, influenza A, and influenza B were the most common causes, with young children experiencing higher infection rates.

Area of Science:

  • Virology
  • Epidemiology
  • Public Health

Background:

  • Influenza-like-illness (ILI) is a common clinical syndrome with diverse viral etiologies.
  • The specific causes of ILI in developing nations like Papua New Guinea remain largely uncharacterized.
  • Understanding viral epidemiology is crucial for effective public health interventions.

Purpose of the Study:

  • To investigate the etiological agents responsible for influenza-like-illness in Papua New Guinea.
  • To identify the prevalence of various respiratory viruses in a cohort of patients presenting with ILI.
  • To compare viral detection rates between children and adults.

Main Methods:

  • Retrospective analysis of 300 nasopharyngeal swabs collected in 2010.
  • Utilized real-time PCR/RT-PCR for the detection of 13 distinct respiratory viruses.
  • Applied the World Health Organization case definition for ILI.

Main Results:

  • A viral respiratory pathogen was identified in 66.3% of samples.
  • Rhinoviruses (17.0%), influenza A (16.7%), and influenza B (12.7%) were the most frequently detected viruses.
  • Children under 5 years showed significantly higher rates of viral detection and co-infections, with higher incidences of Influenza B, adenovirus, and respiratory syncytial virus.

Conclusions:

  • Multiple respiratory viruses are significant contributors to ILI in Papua New Guinea.
  • Young children (<5 years) are disproportionately affected by viral respiratory infections causing ILI.
  • The findings highlight the need for targeted surveillance and control strategies for respiratory viruses in the region.
Keywords:
Papua New Guineainfluenzarespiratoryvirus

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