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California Tracking |
No. 12 - winter - 2005 |
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The Newsletter of the California Environmental Health Tracking Program |
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In This Issue
Identifying Opportunities :: Needs Assessment of Data and Data Systems Although the California Environmental Health Tracking Program (CEHTP) is responsible for analyzing environmental health data and disseminating results, we rely on various environmental monitoring and health surveillance systems (systems that collect and maintain data) for access to data. In other words, the viability of environmental health tracking in California depends on the availability of quality data from various data systems.
One of CEHTP's primary objectives is to collaborate with data system owners to build an infrastructure that would enhance data systems' interoperability and data quality. This infrastructure would enable data system owners to exchange data in an automated and secure manner while maintaining maximum control of their data resources. To that end, we set out to answer the following questions:
We discovered early on that there is a wealth of existing environmental and health data. In 2003, as part of our work to support the SB 702 Expert Working Group, we examined 48 existing environmental and health data systems. The findings, which include brief descriptions of each database and its applicability to environmental health tracking, have been posted to http://www.catracking.com/sub/sb702.htm (see supporting documents). Building on those findings, we initiated a Data Assessment that was divided into two phases. The first phase examined general elements of a wide selection of environmental and health data systems. The second phase examined detailed elements of select data systems and included face-to-face meetings between data system owners and CEHTP.
The first phase of the assessment examined various characteristics of 20 environmental and health surveillance systems with data for California. These characteristics included: data elements, data system purpose/mission, reporting frequency, confidentiality, geographic coverage and specificity, data collection process, quality assurance and control, data transfer capability, IT protocols, and planned enhancements. Important discoveries and themes from the first phase include:
Based on the criteria, the following data systems were selected for further, in-depth assessment in phase two. Health Systems:
Environmental Systems:
The second phase focused on collecting more detailed information on 12 data systems (listed above) through discussions with system owners and reviews of systems documentation. Phase two objectives included:
Overall, findings indicate that data systems owners are supportive of environmental health tracking and CEHTP. They also cited the need and willingness to collaboratively enhance data collection, visualization, dissemination, and exchange processes. However, we also discovered significant challenges for data system owners:
For a complete description of the
Data Assessment activities and to download the complete
phase 1 & 2 reports, please visit:
www.catracking.com/sub/ta.htm.
Working Toward Mutual Goals :: Value-Added Technologies and Services for Data Systems and CEHTP Upon identifying opportunities and challenges related to data systems, CEHTP set out to provide technical assistance to data system owners and develop technologies and related services that could facilitate mutual goals. For example, we are working with data system owners to increase capacity to implement methods and standards for national data exchange and interoperability initiatives such as the Public Health Information Network and the National Environmental Information Exchange Network. CEHTP is also developing technologies that will address the following shared needs of data systems and environmental health tracking:
Some of the technologies that we have developed and are piloting with data systems and other stakeholders include:
Learn more about these services at www.catracking.com/resources/nl/fall2005.htm#2 or explore working demonstrations at www.ehib.org/cma/toollist.jsp. The technologies behind these services also address some of the major challenges and concerns expressed by data system owners. For example, spatial integration/linkage methods enable automated and efficient exchange of environmental health data that is stripped of confidential identifiers such as patient names, addresses, etc. The methods also enable data system owners to maintain maximum control of what and how data are exchanged. CEHTP has successfully piloted geocoding and spatial integration/linkage technologies with the Childhood Lead Poisoning Prevention Branch of the California Department of Health Services, the Air Resources Board and Department of Pesticide Regulation of the California Environmental Protection Agency, and the California Department of Transportation. The lessons learned from these efforts have informed not only the technologies but also our approaches to collaborating with data system owners. We are continuing to work with data system owners to identify technologies and develop services that can enhance system functionality and content. Examples of other value-added services that are in development include: map publishing services (Web Map Services) and record matching services. For more information about the technologies and services noted in this article, or to be notified when these services become available, please contact CEHTP's IT/GIS manager: Craig Wolff, MS.Eng. 916-265-0176 or
cwolff@dhs.ca.gov Announcements :: News You Can Use Conferences:
Publications:
Presentation/Webcast:
Funding Opportunities:
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Disclaimer: Links to non-CEHTP resources are provided solely as a service. These links do not constitute an endorsement of these resources and none should be inferred. CEHTP is not responsible for the content of the individual organization Web pages or documents found at these links. |
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