: Data-Field 1220

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Data

643,196 items of data are available, covering 501,087 participants, encoded using Data-Coding 100346.
Defined-instances run from 0 to 3, labelled using Instancing 2.

Graph illustrating main data

4 Instances

Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
501,045 participants, 501,045 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
20,314 participants, 20,314 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
100,917 participants, 100,917 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
20,920 participants, 20,920 items
Graph illustrating main data

Notes

ACE touchscreen question "How likely are you to doze off or fall asleep during the daytime when you don't mean to? (e.g. when working, reading or driving)"

If the participant activated the Help button they were shown the message:

If you are unsure, please provide an estimate or select Do not know.

The option "All of the time" was removed during the Initial Assessment phase.

3 Related Data-Fields

Field ID	Description	Relationship
32071	Likelihood of falling asleep without ...	Current Field contains similar information to Field 32071
32072	Likelihood of falling asleep without ...	Current Field contains similar information to Field 32072
32073	Likelihood of falling asleep without ...	Current Field contains similar information to Field 32073

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 1220	100290
	Touchscreen questionnaire ordering, validation and dependencies	113241

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