UKB : Data-Field 110001

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Data

1,265,428 items of data are available, covering 331,002 participants, encoded using Data-Coding 100693.
Defined-instances run from 1 to 4, labelled using Instancing 1.

Graph illustrating main data

Counts of participants/items last updated 04 Feb 2017.

4 Instances

Instance 1 : On-line cycle 1, February 2011 to April 2011.
299,121 participants, 299,121 items
Graph illustrating main data

Instance 2 : On-line cycle 2, June 2011 to September 2011.
318,411 participants, 318,411 items
Graph illustrating main data

Instance 3 : On-line cycle 3, October 2011 to December 2011.
318,598 participants, 318,598 items
Graph illustrating main data

Instance 4 : On-line cycle 4, April 2012 to June 2012.
329,298 participants, 329,298 items
Graph illustrating main data

Notes

Response to emailed invitation to complete online 24-hour recall dietary questionnaire. There is no data for instance=0 since this was completed as part of the initial assessment centre.

3 Categories

Category ID	Description	Items
100090	Diet by 24-hour recall	3
100089	Online follow-up	0
100120	Communication and participation in extension studies	0

1 Related Data-Fields

Field ID	Description	Relationship
110002	Invitation to complete online 24-hou ...	Current Field is the response to the invitation sent on Field 110002

0 Tabulations

There are no tabulations involving field 110001.

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3 Resources

Preview	Name	Res ID
	Diet questionnaire during assessment	100139
	Diet questionnaire during visit	100108
	Online 24-hour dietary recall questionnaire	118240

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