The spatial distribution of leprosy in four villages in Bangladesh: An observational study
2008

Leprosy Distribution in Bangladesh Villages

Sample size: 4123 publication Evidence: moderate

Author Information

Author(s): Fischer EAJ, Pahan D, Chowdhury SK, Oskam L, Richardus JH

Primary Institution: Erasmus MC, University Medical Center Rotterdam

Hypothesis

Can spatial analysis help identify clusters of leprosy cases in villages?

Conclusion

Spatial analysis at the village level does not effectively identify clusters of leprosy cases.

Supporting Evidence

  • The study population consisted of 4,123 people.
  • 14 previously treated patients and 19 new leprosy patients were identified.
  • No spatial clusters were found with a probability significantly different from random occurrence.

Takeaway

The study looked for groups of leprosy cases in four villages but couldn't find any clusters, suggesting we need to look at larger areas.

Methodology

Digital maps were created and villages were surveyed three times over four years to analyze spatial patterns of leprosy cases.

Potential Biases

Potential bias due to uneven sex ratios and loss to follow-up.

Limitations

The study was limited to four villages, which may not represent larger areas.

Participant Demographics

Total population of 4,123 with a mean age of 21.8 years; uneven sex ratios due to work commitments.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2334-8-125

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