Urban Malaria in Antananarivo, Madagascar
Author Information
Author(s): Rabarijaona Léon Paul, Ariey Frédéric, Matra Robert, Cot Sylvie, Raharimalala Andrianavalona Lucie, Ranaivo Louise Henriette, Le Bras Jacques, Robert Vincent, Randrianarivelojosia Milijaona
Primary Institution: Institut Pasteur de Madagascar
Hypothesis
What is the frequency of malaria among febrile outpatients in Antananarivo and the contribution of autochthonous urban malaria?
Conclusion
Malaria cases among febrile episodes are low in Antananarivo, and while autochthonous malaria cases exist, they are rare.
Supporting Evidence
- In February, 1.9% of 771 patients tested positive for malaria.
- In July, 1.5% of 739 patients tested positive for malaria.
- Only two cases of malaria were likely autochthonous in February, and three in July.
- The study highlights the importance of accurate malaria diagnosis in urban settings.
Takeaway
In Antananarivo, not many people get malaria, and the few cases that do happen are usually from the area, but they are very uncommon.
Methodology
Two cross-sectional surveys were conducted in 43 health centres, diagnosing malaria using rapid tests and microscopy.
Potential Biases
There may be bias in the clinical diagnosis of malaria, leading to over-diagnosis in febrile patients.
Limitations
The study may not fully capture all malaria cases due to reliance on clinical diagnosis and potential misdiagnosis.
Participant Demographics
The study included febrile outpatients from both public and private health facilities in Antananarivo.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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