Data
375 items of data are available, covering 375 participants.
Some values have special meanings defined by Data-Coding
819.
| Maximum | 2022-08-02 |
| Decile 9 | 2019-01-31 |
| Decile 8 | 2015-12-27 |
| Decile 7 | 2013-08-24 |
| Decile 6 | 2010-02-04 |
| Median | 2005-09-15 |
| Decile 4 | 2001-03-15 |
| Decile 3 | 1998-01-16 |
| Decile 2 | 1990-02-01 |
| Decile 1 | 1979-02-16 |
| Minimum | 1960-02-01 |
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- There are 353 distinct values.
- Mean = 2002-10-12
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Notes
Date of the first occurrence of any code mapped to 3-character ICD10 F19. The code corresponds to "mental and behavioural disorders due to multiple drug use and use of other psychoactive substances". Note that events which were apparently before birth were omitted when constructing this data field.
Coding 819 defines 6 special values:
- 1900-01-01 represents "Code has no event date"
- 1901-01-01 represents "Code has event date before participant's date of birth"
- 1902-02-02 represents "Code has event date matching participant's date of birth"
- 1903-03-03 represents "Code has event date after participant's date of birth and falls in the same calendar year as date of birth"
- 1909-09-09 represents "Code has event date in the future and is presumed to be a place-holder or other system default"
- 2037-07-07 represents "Code has event date in the future and is presumed to be a place-holder or other system default"
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 130873 | Source of report of F19 (mental and ... | Field 130873 indicates the source of the outcome first reported in Current Field. |
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