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90,086 items of data are available, covering 90,086 participants. Some values have special meanings defined by Data-Coding 819.
There are 10721 distinct values.
Mean = 2006-03-01
981 items below graph minimum of 1975-04-21
6 items have value 1902-02-02 (Code has event date matching participant's date of birth)
3 items have value 1903-03-03 (Code has event date after participant's date of birth and falls in the same calendar year as date of birth)
Counts of participants/items last updated 30 Oct 2020.
Date of the first occurrence of any code mapped to 3-character ICD10 M25. The code corresponds to "other joint disorders, not elsewhere classified". Note that events which were apparently before birth were omitted when constructing this data field.