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Pandemic (H1N1) 2009, Abu Dhabi, United Arab Emirates, May 2009-March 2010

Gulfaraz Khan1, Jamal Al-Mutawa, Muhammad Jawad Hashim

  • 1United Arab Emirates University, Faculty of Medicine and Health Sciences, Department of Microbiology and Immunology, Al Ain, United Arab Emirates. g_khan@uaeu.ac.ae

Emerging Infectious Diseases
|February 5, 2011
PubMed

Insights

Pandemic (H1N1) 2009 virus infection in Abu Dhabi showed a low case-fatality rate. Most deaths occurred in patients with risk factors, and younger females died compared to males.

Area of Science:

  • Epidemiology
  • Infectious Diseases
  • Public Health

Background:

  • The 2009 pandemic influenza A (H1N1) virus caused significant global concern.
  • Understanding regional characteristics of H1N1 infection is crucial for public health preparedness.

Purpose of the Study:

  • To characterize pandemic (H1N1) 2009 virus infections in Abu Dhabi.
  • To determine the case-fatality rate and identify risk factors associated with H1N1 mortality.

Main Methods:

  • Retrospective review of medical records for suspected or confirmed H1N1 cases.
  • Data collection period: May 2009 to March 2010 in Abu Dhabi.
  • Analysis of demographic data, risk factors, and outcomes.

Main Results:

  • The overall case-fatality rate for pandemic (H1N1) 2009 in Abu Dhabi was 1.4 per 100,000 population.
  • The majority of deceased patients (H1N1) had at least one underlying risk factor.
  • Female decedents were significantly younger than male decedents.

Conclusions:

  • Pandemic (H1N1) 2009 infection in Abu Dhabi had a low overall mortality.
  • Risk factors significantly influenced fatal outcomes.
  • Age and sex disparities were observed in H1N1-related mortality.

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