: Data-Field 4501

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Data

255,296 items of data are available, covering 218,890 participants, encoded using Data-Coding 100349.
Defined-instances run from 0 to 3, labelled using Instancing 2.

Graph illustrating main data

Counts of participants/items last updated 19 Jul 2022.

4 Instances

Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
169,592 participants, 169,592 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
20,111 participants, 20,111 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
60,357 participants, 60,357 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
5,236 participants, 5,236 items
Graph illustrating main data

Notes

Introduced part way through fieldwork in April 2009.

ACE touchscreen question "Have any of your mother, father, brothers or sisters died suddenly from a non-accidental cause? (Do not include half-, step- or adopted brothers and sisters)"

4 Categories

Category ID	Description	Items
100000	Assessment centre	+3688
705	Family history	20
100034	Family history	20
100025	Touchscreen	+396

0 Related Data-Fields

There are no related data-fields

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 4501	100353
	Touchscreen questionnaire ordering, validation and dependencies	113241

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