A review of these facets of a public health surveillance system provides an indirect measure of data quality. Differential reporting among population subgroups can result in misleading conclusions about the health-related event under surveillance. A public health surveillance system that does not have high sensitivity can still be useful in monitoring trends as long as the sensitivity remains reasonably constant over time.
College of American Pathologists. Quality of data is influenced by the performance of the screening and diagnostic tests i.
Table 3 summarizes the costs of this system. There is no perfect system; trade-offs must always be made. The epidemiologic surveillance project: Discussion This approach to assessment of resources includes only those personnel and material resources required for the operation of surveillance and excludes a broader definition of costs that might be considered in a more comprehensive evaluation.
The survey could be done either formally with standard methodology or informally. To generalize findings from surveillance data to the population at large, the data from a public health surveillance system should accurately reflect the characteristics of the health-related event under surveillance.
A chart describing the flow of data and the lines of response in a surveillance system can help assess the simplicity or complexity of a surveillance system.
Shigella surveillance in a large metropolitan area: Public Health Rep ; Comparison of an active and passive surveillance system of primary care providers for hepatitis, measles, rubella, and salmonellosis in Vermont.
J Infect Dis ; In addition, the system can accurately represent the health-related event under surveillance. Simpler systems might be more flexible i. Methods In estimating these resources consider the following: Validation of malaria surveillance case reports:Jan 27, · Guidelines for Evaluating Surveillance Systems.
eliminating unnecessary duplication. Most importantly, an evaluation should assess whether a system is serving a useful public health function and is meeting the system's objectives.
Because surveillance systems vary widely in methodology, scope, and objectives. The evaluation of the surveillance will identify the shortcomings and will provide recommendations to improve the system and strengthen the effectiveness and efficiency of the system. We will write a custom essay sample on.
Evaluation of a public health surveillance system focuses on how well the system operates to meet its purpose and objectives. The evaluation of public health surveillance systems should involve an assessment of system attributes, including simplicity, flexibility, data quality, acceptability, sensitivity, predictive value positive.
Updated Guidelines for Evaluating Public Health Surveillance Systems Council of State and Territorial Epidemiologists New York State Department of Health. The evaluation of the surveillance will identify the shortcomings and will provide recommendations to improve the system and strengthen the.
Evaluating a national surveillance system UNAIDS/WHO Working Group on Global HIV/AIDS and STI Surveillance For more information, contact: more in-depth evaluation of the design of the system, protocol and procedures, implementation and analysis.
Types of evaluation: National experts conduct an internal, annual, rapid assessment.Download