Spatial prediction of Plasmodium falciparum prevalence in Somalia
2008

Mapping Malaria Prevalence in Somalia

Sample size: 500 publication 10 minutes Evidence: moderate

Author Information

Author(s): Noor Abdisalan M, Clements Archie CA, Gething Peter W, Moloney Grainne, Borle Mohammed, Shewchuk Tanya, Hay Simon I, Snow Robert W

Primary Institution: Kenya Medical Research Institute/Wellcome Trust Research Programme

Hypothesis

What is the spatial distribution of Plasmodium falciparum prevalence in Somalia?

Conclusion

The study provides the best contemporary information on malaria prevalence in Somalia, showing that transmission varies from hypo- to meso-endemic.

Supporting Evidence

  • Maps of malaria distribution are essential for resource allocation.
  • Malaria transmission in Somalia varies significantly between regions.
  • Environmental factors were found to influence malaria prevalence.

Takeaway

Researchers made maps to show where malaria is common in Somalia, helping to plan better health care.

Methodology

Bayesian geostatistical models were used to predict malaria prevalence based on survey data and environmental factors.

Potential Biases

Potential bias due to the exclusion of communities with small sample sizes.

Limitations

The study could not account for all factors influencing malaria prevalence, and some communities could not be geo-located.

Participant Demographics

Data were collected from individuals across all age groups in various communities.

Statistical Information

P-Value

p<0.05

Confidence Interval

95% CI: 2.1–4.6 for north; 95% CI: 10.4–14.2 for south

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1475-2875-7-159

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