Data
2,234 items of data are available, covering 2,234 participants.
Some values have special meanings defined by Data-Coding
819.
| Maximum | 2021-09-15 |
| Decile 9 | 2018-01-30 |
| Decile 8 | 2015-04-21 |
| Decile 7 | 2012-11-24 |
| Decile 6 | 2010-08-31 |
| Median | 2008-01-21 |
| Decile 4 | 2005-01-02 |
| Decile 3 | 2002-05-09 |
| Decile 2 | 1999-02-11 |
| Decile 1 | 1993-01-14 |
| Minimum | 1956-01-01 |
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- There are 1899 distinct values.
- Mean = 2006-03-17
- 11 items below graph minimum of 1967-12-30
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Notes
Date of the first occurrence of any code mapped to 3-character ICD10 I86. The code corresponds to "varicose veins of other sites". Note that events which were apparently before birth were omitted when constructing this data field.
Coding 819 defines 5 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"
- 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-Fields
| Field ID | Description | Relationship |
|---|
| 131409 | Source of report of I86 (varicose ve ... | Field 131409 indicates the source of the outcome first reported in Current Field. |
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