Data
2,238 items of data are available, covering 2,238 participants.
Some values have special meanings defined by Data-Coding
819.
| Maximum | 2022-10-21 |
| Decile 9 | 2018-12-15 |
| Decile 8 | 2016-05-10 |
| Decile 7 | 2014-02-15 |
| Decile 6 | 2012-01-08 |
| Median | 2009-11-09 |
| Decile 4 | 2007-09-29 |
| Decile 3 | 2004-11-20 |
| Decile 2 | 2001-07-23 |
| Decile 1 | 1997-12-17 |
| Minimum | 1947-06-05 |
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- There are 1930 distinct values.
- Mean = 2008-10-26
- 12 items below graph minimum of 1976-12-19
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Notes
Date of the first occurrence of any code mapped to 3-character ICD10 K05. The code corresponds to "gingivitis and periodontal diseases". 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-Field
| Field ID | Description | Relationship |
|---|
| 131563 | Source of report of K05 (gingivitis ... | Field 131563 indicates the source of the outcome first reported in Current Field. |
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