Deviation bar charts produced by the Centres for Disease Control and Prevention (Statistical Software for Public Health Surveillance) from laboratory-based surveillance data were evaluated for their utility in detecting dengue outbreaks in Puerto Rico. Retrospective application of the system to 1994 data showed agreement with previous analysis. The deviation bar chart provided a statistically based, visually striking, specific, and timely signal for dengue control efforts....

BPIR Categories

14.3.2 Implement an improvement approach/method/technique
14.1.6 Communicate and use analysis findings

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