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.
63,892 items of data are available, covering 63,892 participants. Some values have special meanings defined by Data-Coding 819.
There are 9906 distinct values.
Mean = 2008-07-13
154 items below graph minimum of 1982-01-09
2 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 J22. The code corresponds to "unspecified acute lower respiratory infection". Note that events which were apparently before birth were omitted when constructing this data field.