Data
3,947 items of data are available, covering 3,947 participants.
Some values have special meanings defined by Data-Coding
819.
Maximum | 2023-07-01 |
Decile 9 | 1998-09-13 |
Decile 8 | 1990-01-01 |
Decile 7 | 1984-07-01 |
Decile 6 | 1981-01-01 |
Median | 1978-01-01 |
Decile 4 | 1974-11-01 |
Decile 3 | 1971-07-01 |
Decile 2 | 1967-11-01 |
Decile 1 | 1963-07-01 |
Minimum | 1940-03-01 |
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- There are 1383 distinct values.
- Mean = 1979-05-29
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Notes
Date of the first occurrence of any code mapped to 3-character ICD10 B27. The code corresponds to "infectious mononucleosis". 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 |
130219 | Source of report of B27 (infectious ... | Field 130219 indicates the source of the outcome first reported in Current Field. |
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