STU 3 Candidate
This page is part of the FHIR Specification (v1.4.0: STU 3 Ballot 3). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions 
Detailed Descriptions for the elements in the IVL_TS resource.
| IVL_TS | |
| Control | 1..* |
| Type | Element |
| IVL_TS.nullFlavor | |
| Definition | If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing. |
| Control | 0..1 |
| Binding | null The codes SHALL be taken from v3 Code System NullFlavor |
| Type | code |
| IVL_TS.value | |
| Control | 0..1 |
| Type | dateTime |
| IVL_TS.inclusive | |
| Control | 0..1 |
| Type | boolean |
| IVL_TS.operator | |
| Control | 0..1 |
| Type | code |
| IVL_TS.low | |
| Definition | This is the low limit of the interval. |
| Control | 0..1 |
| Type | TS |
| IVL_TS.high | |
| Definition | This is the high limit of the interval. |
| Control | 0..1 |
| Type | TS |
| IVL_TS.width | |
| Definition | The difference between high and low boundary. The purpose of distinguishing a width property is to handle all cases of incomplete information symmetrically. In any interval representation only two of the three properties high, low, and width need to be stated and the third can be derived. |
| Control | 0..1 |
| Type | PQ |
| IVL_TS.center | |
| Definition | The arithmetic mean of the interval (low plus high divided by 2). The purpose of distinguishing the center as a semantic property is for conversions of intervals from and to point values. |
| Control | 0..1 |
| Type | TS |
© HL7.org 2011+. FHIR STU3 Candidate (v1.4.0-8139) generated on Thu, Mar 31, 2016 08:01+1100. QA Page
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