WARNING: the interactive features of this website use CSS3, which your browser does not support. To use the full features of this website, please update your browser.
8,536 items of data are available, covering 8,536 participants. Some values have special meanings defined by Data-Coding 819.
There are 4866 distinct values.
Mean = 2008-09-18
255 items below graph minimum of 1980-06-07
3 items have value 1902-02-02 (Code has event date matching participant's date of birth)
32 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)
1 items have value 2037-07-07 (Code has event date in the future and is presumed to be a place-holder or other system default)
Counts of participants/items last updated 20 Mar 2021.
Date of the first occurrence of any code mapped to 3-character ICD10 K42. The code corresponds to "umbilical hernia". Note that events which were apparently before birth were omitted when constructing this data field.