00636
Preferred Coding System
2000-10-28
Components: <identifier (ST)> ^ <text (ST)> ^ <name of coding system (IS)> ^ <alternate identifier (ST)> ^ <alternate text (ST)> ^ <name of alternate coding system (IS)>
Definition: This field contains the observations whose categorical responses are taken from a specified table of codes (e.g., CE data types). Record the preferred coding system for this observation (e.g., ICD9, SNOMED III). Take the codes from ASTM Table 3 or 5, or specify a local code.
Length≤250
9999for unknown CE data elements
6 components
| 1 | O | - | identifier (ST) | |
| 2 | O | - | text | |
| 3 | O | - | name of coding system | |
| 4 | O | - | alternate identifier (ST) | |
| 5 | O | - | alternate text | |
| 6 | O | - | name of alternate coding system |