Spatial and temporal structure of typhoid outbreaks in Washington, D.C., 1906–1909: evaluating local clustering with the Gi* statistic

@article{Hinman2006SpatialAT,
  title={Spatial and temporal structure of typhoid outbreaks in Washington, D.C., 1906–1909: evaluating local clustering with the Gi* statistic},
  author={Sarah E. Hinman and Jason K. Blackburn and Andrew J. Curtis},
  journal={International Journal of Health Geographics},
  year={2006},
  volume={5},
  pages={13 - 13}
}
BACKGROUND To better understand the distribution of typhoid outbreaks in Washington, D.C., the U.S. Public Health Service (PHS) conducted four investigations of typhoid fever. These studies included maps of cases reported between 1 May - 31 October 1906 - 1909. These data were entered into a GIS database and analyzed using Ripley's K-function followed by the Gi* statistic in yearly intervals to evaluate spatial clustering, the scale of clustering, and the temporal stability of these clusters… CONTINUE READING
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