Low-Cost Mosquito Repellent for Malaria
Author Information
Author(s): Sarah J. Moore, Samuel T. Darling, Moisés Sihuincha, Norma Padilla, Gregor J. Devine
Primary Institution: Ifakara Health Research and Development Center
Hypothesis
Can a low-cost repellent effectively protect against malaria vectors in the Americas?
Conclusion
The PMD/LG repellent provided excellent protection against malaria vectors for up to six hours after application.
Supporting Evidence
- The PMD/LG repellent provided >98% protection for five hours in Guatemala.
- In Peru, the PMD/LG repellent provided 95% protection for six hours.
- The 15% DEET control provided lower protection at 92% in Guatemala.
- The 20% DEET control provided significantly lower protection at 64% in Peru.
Takeaway
This study tested a cheap mosquito repellent that works really well to keep mosquitoes away, helping to prevent malaria.
Methodology
Field trials were conducted in Guatemala and Peru using human-landing catches to measure the efficacy of the repellent compared to controls.
Potential Biases
Potential bias from individual variation in attractiveness to mosquitoes.
Limitations
The study was limited to specific geographic locations and may not represent efficacy in all malaria-endemic areas.
Participant Demographics
Volunteers were from malaria-endemic communities in Guatemala and Peru.
Statistical Information
P-Value
p < 0.0001
Confidence Interval
95% C.I. varies by treatment
Statistical Significance
p < 0.0001
Digital Object Identifier (DOI)
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