OBXs will be associated with the corresponding tests via OBX-13 == OBR-4
| seq | type | opt | description | value |
|---|---|---|---|---|
| 1 | R | Sequence Number | ||
| 2 | char(2) | R | Value Type: ST (text) or NM (numeric) | |
| 3.1 | R | Question Code | ||
| 3.2 | R | Question Description | ||
| 4.1 | O | Answer/Choice Code. Blank if this is a non-enumerated question. Like “Favorite number” in example | ||
| 4.2 | R | Answer | ||
| 13 | R | This is the corresponding OBR-4 for this AOE answer. Use this field to distinguish answers with the same codes for differing tests. See example. |