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Area of Science:

  • Global Health
  • Infectious Disease Diagnostics
  • Medical Technology Innovation

Background:

  • Malaria diagnosis is critical for effective treatment but current methods involve invasive blood draws, posing risks and barriers to care.
  • Non-invasive diagnostic technologies (saliva, breath, transdermal) show promise for improving malaria case detection and reducing biosafety concerns.
  • Existing knowledge gaps hinder the understanding of the feasibility and user acceptability of these emerging non-invasive tools.

Purpose of the Study:

  • To explore end-user perspectives on the potential adoption of non-invasive malaria diagnostic technologies.
  • To assess the fitness for purpose of non-invasive diagnostic tools from the viewpoint of diverse stakeholders and community members.
  • To identify key facilitators and barriers influencing the integration of novel malaria diagnostic approaches.

Main Methods:

  • A qualitative study employing semi-structured interviews and focus group discussions was conducted in Indonesia, Peru, and Rwanda.
  • 24 interviews with border stakeholders and health professionals, and 16 focus groups with 139 community members (caregivers, pregnant women, healthcare workers, teachers) were performed.
  • Data collection occurred between October and November 2023, focusing on user experiences and perceptions of non-invasive diagnostic technologies.

Main Results:

  • Non-invasive methods were perceived as more comfortable than blood draws, particularly for children, and highly valued for ease of use and portability in remote settings.
  • Rapid, real-time diagnostic capabilities were seen as significant advantages, especially in areas with limited healthcare infrastructure.
  • Key concerns included a lack of data on accuracy compared to blood tests, distrust in non-blood-based specimens, and the inability to differentiate malaria species.

Conclusions:

  • Non-invasive malaria diagnostics are potentially acceptable due to comfort and convenience, but require further validation of accuracy and reliability.
  • Building trust and addressing concerns regarding specimen type and species differentiation are crucial for successful implementation.
  • Early and continuous stakeholder engagement throughout the development process is essential to ensure these novel technologies meet community needs and are effectively adopted.