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Point-of-care testing for tetanus immunity: a systematic review and meta-analysis
Rachel Low1, Kieron Young1, Lorenzo Verani1
1Imperial College London, London, UK.
Emergency Medicine Journal : EMJ
|April 5, 2022
Summary
Tetanus Quick Sticks (TQS) accurately assess tetanus immunity in emergency departments, reducing unnecessary vaccinations and saving costs. Implementing TQS can improve patient care and healthcare efficiency.
Area of Science:
- Emergency Medicine
- Immunology
- Health Economics
Background:
- Current tetanus prophylaxis management for open wounds may lead to overtreatment and increased healthcare expenses.
- Point-of-care immunochromatographic tests, Tetanus Quick Sticks (TQS), offer a method to measure tetanus immunoglobulin levels.
- TQS are being considered for use in emergency departments (EDs) to optimize patient care.
Purpose of the Study:
- To evaluate the diagnostic accuracy of Tetanus Quick Sticks (TQS).
- To assess the cost-effectiveness of TQS in managing tetanus prophylaxis.
- To determine the relevance of TQS in frontline emergency care settings.
Main Methods:
- A systematic review and meta-analysis were conducted following PRISMA guidelines.
- Literature search included MEDLINE, Embase, Global Health, HMIC, and Cochrane Library.
- Data from 12 studies (n=1,662,865) were analyzed for diagnostic accuracy and cost-efficacy.
Main Results:
- Tetanus Quick Sticks (TQS) demonstrated high diagnostic accuracy with a summary sensitivity of 90% and specificity of 97%.
- Cost-efficacy analysis indicated lower healthcare costs with TQS use compared to traditional vaccination history assessment.
- TQS implementation could save an estimated £173.05 per tetanus-prone patient based on NHS supply chain data.
Conclusions:
- Tetanus Quick Sticks (TQS) show significant potential for cost savings when used with vaccination history for tetanus-prone wounds.
- TQS can reduce unnecessary tetanus vaccine and immunoglobulin administration.
- A quality assurance process is recommended before widespread TQS implementation in EDs.
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