Data
357 items of data are available, covering 357 participants.
Some values have special meanings defined by Data-Coding 
819.
| 
| Maximum | 2024-09-06 |  | Decile 9 | 2022-09-03 |  | Decile 8 | 2021-10-16 |  | Decile 7 | 2020-11-08 |  | Decile 6 | 2020-03-12 |  | Median | 2019-04-07 |  | Decile 4 | 2018-04-03 |  | Decile 3 | 2016-08-01 |  | Decile 2 | 2014-10-25 |  | Decile 1 | 2011-06-26 |  | Minimum | 1977-09-01 |  |   | 
There are 344 distinct values.Mean = 2017-09-236 items below graph minimum of 2000-04-17 | 
Notes
Date of the first occurrence of any code mapped to 3-character ICD10 G21. The code corresponds to "secondary parkinsonism". 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 | 
|---|
| 131025 | Source of report of G21 (secondary p ... | Field 131025 indicates the source of the outcome first reported in Current Field. | 
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