A deviation bar chart for detecting dengue outbreaks in Puerto Rico.

@article{RigauPrez1999ADB,
  title={A deviation bar chart for detecting dengue outbreaks in Puerto Rico.},
  author={Jos{\'e} G. Rigau-P{\'e}rez and Peter S Millard and David R. F. Walker and C C Deseda and A Casta-V{\'e}lez},
  journal={American journal of public health},
  year={1999},
  volume={89 3},
  pages={374-8}
}
OBJECTIVES A Centers for Disease Control and Prevention deviation bar chart (Statistical Software for Public Health Surveillance) and laboratory-based surveillance data were evaluated for their utility in detecting dengue outbreaks in Puerto Rico. METHODS A significant increase in dengue incidence was defined as an excess of suspected cases of more than 2 SDs beyond the mean for all 4-week periods from April through June (the period of lowest seasonal incidence), 1989 through 1993. An… CONTINUE READING