Cluster Investigation

A review of an unusual number—real or perceived—of health events—e.g., reports of cancer—grouped together in time and location
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In Yuma County, 39 household-based cluster investigations were conducted (median number of households/cluster investigation = 3; range = 1-6).
When subject matter experts in the Environmental Medicine Program of the US Army Public Health Command (USAPHC) are alerted to a reported "cluster" of cancer cases with a potential environmental exposure, the decision process determining whether the reported situation warrants a cancer cluster investigation should follow the scientific guidelines set forth by the Centers for Disease Control and Prevention (CDC) for investigating clusters of health events.
Increased time before cluster investigation increases the likelihood of prey being entirely consumed or scavenged by other predators (e.
Researchers at the Johns Hopkins Bloomberg School of Public Health found that 95 percent of state health departments surveyed (N = 37) reported having a cancer cluster investigation or inquiry.
The scope of this cancer cluster investigation exceeded any previous study of pediatric leukemia.
The 5-acre site was part of a cancer cluster investigation in the 1980s and 1990s and was listed on the state's Superfund list.
In addition, problems associated with cluster investigation may affect SAHSU reports, " it adds.
The Cambodian National Center for HIV/AIDS (acquired immunodeficiency syndrome), Dermatology and Sexually Transmitted Diseases (NCHADS) investigated the outbreak in collaboration with the University of Health Sciences in Phnom Penh and members of the Roka Cluster Investigation Team.
Although most investigations of non-infectious-disease clusters are resource intensive and rarely contribute to an understanding of the etiology of the disease--particularly in the case of cluster concerns that center on past environmental exposures--the El Paso cluster request had a number of unique features that prompted TDH to pursue the cluster investigation (Williamson & Henry, 2004).
In addition the relationship between the environment and disease, and the science underlying cluster investigation (e.
When the cluster investigation is done, the results are most likely to be inconclusive.
Field teams applied experience in contact tracing and active case finding accrued over the course of the previous year, such as during the Saint Paul Bridge cluster investigation (3).