: Data-Field 3731

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Data

48,755 items of data are available, covering 43,882 participants, encoded using Data-Coding 100352.
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
40,604 participants, 40,604 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
1,363 participants, 1,363 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
6,191 participants, 6,191 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
597 participants, 597 items
Graph illustrating main data

Notes

ACE touchscreen question "Did you previously drink alcohol?"

Field 3731 was collected from participants who indicated they never drink alcohol, as defined by their answers to Field 1558

3 Related Data-Fields

Field ID	Description	Relationship
20117	Alcohol drinker status	Field 20117 is partly derived from Current Field
1558	Alcohol intake frequency.	Current Field was collected from participants who indicated they never drink alcohol, as defined by their answers to Field 1558
3859	Reason former drinker stopped drinki ...	Current Field affects who was asked to answer Field 3859

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 3731	100580
	Touchscreen questionnaire ordering, validation and dependencies	113241

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