Data
6,218 items of data are available, covering 6,218 participants.
Some values have special meanings defined by Data-Coding
819.
| Maximum | 2023-03-29 |
| Decile 9 | 2016-06-02 |
| Decile 8 | 2014-06-09 |
| Decile 7 | 2012-05-11 |
| Decile 6 | 2010-05-10 |
| Median | 2008-03-12 |
| Decile 4 | 2005-11-15 |
| Decile 3 | 2003-04-09 |
| Decile 2 | 2000-02-09 |
| Decile 1 | 1994-04-17 |
| Minimum | 1954-01-01 |
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- There are 4197 distinct values.
- Mean = 2006-09-26
- 37 items below graph minimum of 1972-03-02
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Notes
Date of the first occurrence of any code mapped to 3-character ICD10 G44. The code corresponds to "other headache syndromes". 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 |
|---|
| 131055 | Source of report of G44 (other heada ... | Field 131055 indicates the source of the outcome first reported in Current Field. |
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