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HIV surveillance: a global perspective.

Elizabeth Pisani1, Stefano Lazzari, Neff Walker

  • 1The Joint United Nations Program on HIV/AIDS, Geneva, Switzerland.

Journal of Acquired Immune Deficiency Syndromes (1999)
|February 7, 2003
PubMed
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Effective HIV surveillance is crucial for guiding public health programs and understanding epidemic trends. Recommendations vary by epidemic type, with challenges in reaching at-risk populations, yet systems are strengthening globally.

Area of Science:

  • Public Health
  • Epidemiology
  • Infectious Disease Surveillance

Background:

  • HIV surveillance data informs program decisions, national response effectiveness, and epidemic trend measurement.
  • Surveillance strategies must adapt to different epidemic contexts, such as concentrated or generalized epidemics.

Purpose of the Study:

  • To provide an overview of recommendations for HIV surveillance systems.
  • To highlight challenges and practical solutions in implementing HIV surveillance globally.
  • To assess the utilization of HIV surveillance data for program strengthening.

Main Methods:

  • Review of recommendations for HIV surveillance.
  • Examination of surveillance system challenges in diverse epidemic settings.
  • Case studies from Botswana and Vietnam illustrating practical approaches.

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Main Results:

  • HIV surveillance systems in developing countries are generally robust and improving.
  • Key challenges include identifying and sampling representative at-risk populations.
  • Information generated by surveillance systems is often underutilized in prevention and care programs.

Conclusions:

  • HIV surveillance is vital for effective public health interventions.
  • Adapting surveillance to epidemic context and improving data utilization are critical.
  • Continued strengthening of HIV surveillance systems is essential for global health security.