: Data-Field 1508

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Data

480,060 items of data are available, covering 394,382 participants, encoded using Data-Coding 100397.
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
385,976 participants, 385,976 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
16,545 participants, 16,545 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
70,164 participants, 70,164 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
7,375 participants, 7,375 items
Graph illustrating main data

Notes

ACE touchscreen question "What type of coffee do you usually drink?"

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

If you drink more than one type of coffee, please select the one that
you drink the most. If you are unsure, select Do not know.

Field 1508 was collected from participants who indicated that they drank at least 1 cup of coffee each day or less than one cup each day, as defined by their answers to Field 1498

1 Related Data-Field

Field ID	Description	Relationship
1498	Coffee intake	Current Field was collected from participants who indicated that they drank at least 1 cup of coffee each day or less than one cup each day, as defined by their answers to Field 1498

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 1508	100320
	Touchscreen questionnaire ordering, validation and dependencies	113241

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