: Data-Field 2877

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Data

149,307 items of data are available, covering 125,234 participants, encoded using Data-Coding 100351.
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
120,888 participants, 120,888 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
5,066 participants, 5,066 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
20,576 participants, 20,576 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
2,777 participants, 2,777 items
Graph illustrating main data

Notes

ACE touchscreen question "What type of tobacco did you usually smoke?"

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

If you smoked both hand-rolled and manufactured cigarettes select the
one that you smoked more of.

Field 2877 was collected from participants who indicated that in the past they smoked on most or all days, as defined by their answers to Field 1249

2 Related Data-Fields

Field ID	Description	Relationship
2887	Number of cigarettes previously smok ...	Current Field affects who was asked to answer Field 2887
1249	Past tobacco smoking	Current Field was collected from participants who indicated that in the past they smoked on most or all days, as defined by their answers to Field 1249

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 2877	100487
	Touchscreen questionnaire ordering, validation and dependencies	113241

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