National scale air toxics assessment respiratory hazard index 105568-0
LOINC Code
| LOINC code | 105568-0 | ||
|---|---|---|---|
| name | National scale air toxics assessment respiratory hazard index | ||
| description | Air toxics respiratory hazard index (the sum of hazard indices for those air toxics with reference concentrations based on respiratory endpoints, where each hazard index is the ratio of exposure concentration in the air to the health-based reference concentration set by EPA). EPA 2011 National Air Toxics Assessments | ||
| status | ACTIVE | ||
Fully-Specified Name | |||
| component | National scale air toxics assessment respiratory hazard index | ||
| property | NFr = Number Fraction | ||
| time | Pt = Point in time: To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements. | ||
| system | ^Patient | ||
| scale | Qn = Quantitative: The result of the test is a numeric value that relates to a continuous numeric scale. Reported either as an integer, a ratio, a real number, or a range. The test result value may optionally contain a relational operator from the set {<=, <, >, >=}. Valid values for a quantitative test are of the form "7", "-7", "7.4", "-7.4", "7.8912", "0.125", "<10", "<10.15", ">12000", 1-10, 1:256 | ||
| method | |||
Additional Names | |||
| short name | Resp hazard index NFr | ||
Basic Attributes | |||
| class | PHENX | ||
| type | 2 Clinical | ||
| order vs. observation | Observation | ||
| example UCUM units | % The Unified Code for Units of Measure (UCUM) is a code system intended to include all units of measures being contemporarily used in international science, engineering, and business (www.unitsofmeasure.org) | ||
| example unit | % | ||
Associated Observations | |||
LOINC codes that represent optional associated observation(s) for a clinical observation or laboratory test. A LOINC term may represent a single associated observation or panel containing several associated observations. | |||
History/Usage | |||
| first released | |||
| last updated | 2.78 | ||
| last change type | ADD - added | ||
Related Names | |||
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