Data
13,520 items of data are available, covering 13,520 participants.
Some values have special meanings defined by Data-Coding
819.
| Maximum | 2021-09-30 |
| Decile 9 | 2019-10-07 |
| Decile 8 | 2017-10-24 |
| Decile 7 | 2015-09-28 |
| Decile 6 | 2013-10-07 |
| Median | 2011-08-02 |
| Decile 4 | 2009-04-14 |
| Decile 3 | 2006-07-29 |
| Decile 2 | 2003-04-26 |
| Decile 1 | 1998-01-13 |
| Minimum | 1950-01-01 |
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- There are 6717 distinct values.
- Mean = 2009-08-11
- 216 items below graph minimum of 1976-04-21
- 2 items have value 1902-02-02 (Code has event date matching participant's date of birth)
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Notes
Date of the first occurrence of any code mapped to 3-character ICD10 H53. The code corresponds to "visual disturbances". 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 |
|---|
| 131211 | Source of report of H53 (visual dist ... | Field 131211 indicates the source of the outcome first reported in Current Field. |
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