Data
1,097,894 items of data are available, covering 404,826 participants.
Some values have special meanings defined by Data-Coding
37.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Array indices run from 0 to 31.
Data has not been summarised because the contents are polymorphic.
Notes
For each operation entered, the nurse entered the date or age at diagnosis using a pop-up screen, depending on the participant's response. See Related Data-fields tab for further information on where to find separate data-fields for age and year of diagnosis.
Coding 37 defines 2 special values:
- -3 represents "Preferred not to answer"
- -1 represents "Time uncertain/unknown"
3 Related Data-Fields
Field ID | Description | Relationship |
20011 | Interpolated Age of participant when ... | Field 20011 stores the age values from Current Field |
20010 | Interpolated Year when operation too ... | Field 20010 stores the year values from Current Field |
20004 | Operation code | Current Field indicates the occasion of the operation in Field 20004 |
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