Geographic prediction of tuberculosis clusters in Fukuoka, Japan, using the space-time scan statistic
2007

Geographic Prediction of Tuberculosis Clusters in Fukuoka, Japan

Sample size: 9119 publication Evidence: moderate

Author Information

Author(s): Onozuka Daisuke, Hagihara Akihito

Primary Institution: Fukuoka Institute of Health and Environmental Sciences

Hypothesis

Can spatial and space-time scan statistics effectively identify tuberculosis clusters in Fukuoka Prefecture?

Conclusion

The spatial and space-time scan statistics are effective ways of describing circular disease clusters, although their effectiveness may be limited in real-world applications.

Supporting Evidence

  • The most likely clusters were identified in the Chikuho coal mining area, Kita-Kyushu industrial area, and Fukuoka urban area.
  • The study used data from 1999 to 2004 to analyze TB cases.
  • Statistical significance was achieved with p-values less than 0.05 for several clusters.

Takeaway

This study looked at where tuberculosis cases are happening in Fukuoka, Japan, and found that certain areas have more cases than others, which can help health officials know where to focus their efforts.

Methodology

TB cases were geocoded at the census tract level and analyzed using spatial and space-time scan statistics to identify clusters.

Potential Biases

The methodology may be prone to false positives due to the nature of spatial scan statistics.

Limitations

The study analyzed a short time period and used circular scanning windows, which may not accurately reflect actual cluster boundaries.

Participant Demographics

Residents of Fukuoka Prefecture, Japan.

Statistical Information

P-Value

0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2334-7-26

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