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February 21, 2026BMJ Global Health2 citationsOpen Access

Beyond the Demographic and Health Survey: on the past and future of population health surveillance

JNJohn NottBKBlessings N. Kaunda-KhangamwaDMDon P. Mathanga

Key Points

  • This research examines the impact of funding cuts on health surveillance systems, particularly focusing on the DHS program.
  • Reviews the history of the Demographic and Health Survey program.
  • Analyzes the implications of defunding on population health data.
  • Discusses potential future frameworks for health surveillance.
  • The pausing of the DHS highlights vulnerabilities in health data collection.
  • Funding loss could lead to significant gaps in national health monitoring.
  • Calls for the development of resilient data infrastructures are emphasized.

Abstract

Summary box At the start of 2025, the Demographic and Health Survey (DHS) programme was paused due to the defunding of USAID, illustrating the fragility of the international data infrastructures on which many national health systems rely.

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Cite This Study

Nott et al. (2026) studied this question.

synapsesocial.com/papers/69994b41873532290d01f722https://doi.org/10.1136/bmjgh-2025-022023
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