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Predicted Preferences for Tuberculosis Point-of-Care Tests among Tuberculosis-Affected Individuals in Five High
Talemwa Nalugwa1, Kinari M Shah2,3, Danaida Marcelo4
1Uganda Tuberculosis Implementation Research Consortium, Walimu, Kampala, Uganda.
Summary
Point-of-care (POC) tuberculosis (TB) tests are highly valued by patients, even if slightly less accurate than facility-based tests. This preference highlights the potential for POC diagnostics to improve TB detection globally.
Area of Science:
- Global Health
- Diagnostic Technologies
- Health Economics
Background:
- Improving tuberculosis (TB) detection is crucial for global health.
- Point-of-care (POC) diagnostic tests offer potential for decentralized TB screening.
- Patient preferences for POC TB tests remain largely uncharacterized.
Purpose of the Study:
- To assess the value and preferences of TB-affected individuals for POC TB tests.
- To understand how accuracy trade-offs influence the acceptance of POC TB diagnostics.
Main Methods:
- A discrete choice experiment was employed using data from 1,149 participants in five countries.
- Simulations were used to analyze participant choices regarding POC versus facility-based TB testing.
Main Results:
- POC TB tests were highly preferred by participants across diverse settings.
- This preference persisted even when POC tests had modestly lower accuracy than standard tests.
- Participant valuation indicates a strong demand for convenient TB testing solutions.
Conclusions:
- Patient preferences strongly favor the adoption of POC TB tests.
- The convenience and accessibility of POC diagnostics outweigh minor accuracy differences for TB patients.
- Findings support the integration of POC TB testing to enhance disease detection and management.
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