: Data-Field 20013

Data-Field 20013

Description:	Method of recording time when non-cancer illness first diagnosed
Category:	Assessment centre ⏵ Verbal interview ⏵ Medical conditions
	Health outcomes + Self-reported medical conditions

Participants

400,878

Categorical (single)

Both sexes

Feb 2012

1,481,956

Data

Defined (4)

Aug 2025

Complete

Primary

Yes (37)

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Data

1,481,956 items of data are available, covering 400,878 participants, encoded using Data-Coding 14.
Defined-instances run from 0 to 3, labelled using Instancing 2.
Array indices run from 0 to 36.

Graph illustrating main data

4 Instances

Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
374,633 participants, 933,845 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
16,989 participants, 55,642 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
79,318 participants, 413,766 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
13,401 participants, 78,703 items
Graph illustrating main data

Notes

Participants were able to record the time the non-cancer illness was diagnosed by entering either their age or the year. Some participants recorded an event but were unable to recall the time.

1 Related Data-Field

Field ID	Description	Relationship
20002	Non-cancer illness code, self-reported	Current Field indicates if date or age was recorded for Field 20002

3 Resources

Preview	Name	Res ID
	Screenshot of cancer age selection	100183
	Screenshot of cancer selection	100182
	The verbal interview within ACE centres	100235

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