![]() (Unlike the ICD codes for mortality, the ICD-9-CM does not include a code numbered J46). Probable Case: ED records listing asthma (any ICD-9-CM Code 493 any ICD-10-CM Code J45) as the primary discharge diagnosis. This standardized case classification can also be applied to ED asthma visits.Ĭonfirmed Case: There is no confirmed case classification for ED data. The Council of State and Territorial Epidemiologists (CSTE) has jointly developed a standardized case classification to identify probable and possible asthma cases in hospital discharge data 2. If state level data are not accessible, local health departments may be able to obtain data directly from their local hospitals the American Hospital Association Web site also contains links to Metropolitan and Regional Associations and other health care associations. A list of state hospital associations can be found on the website of the American Hospital Association at 1. In some states, patient, provider, and hospital identifiers are not included in shared data sets. In some states, the state health department has the legislative authority to collect the data in other states, data are collected and maintained by a private organization that has agreements to share the data with the state health department. Ownership of these data also varies by location. For all of these ED databases, the data variables and the number of years that data are available vary by location. ![]() Some cities and counties have begun to pool ED data for the purpose of syndromic surveillance unrelated to asthma, yet these data also could serve as another source of information about ED asthma visits. These data are collected for billing and other administrative purposes, rather than for asthma surveillance. Not all states collect ED data from hospitals 1. Q What are the yearly trends in asthma ED visit rates? History of ED Data Collection at State and Local Level Q Do Asthma ED visit rates vary by age, sex, race, and/or geography? Q Are the asthma ED visit rates higher than the national rate or the HP2020 objectives? Q What are the number and rates of ED visits from asthma? Some of the questions these data can answer are: ![]() ED data can be used to examine the statewide severity of asthma, both from the perspective of the community and from the perspective of individual persons.
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