Data
311,719 items of data are available, covering 253,729 participants, encoded using Data-Coding
100318.
Defined-instances run from 0 to 3, labelled using Instancing
2.
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
235,827 participants, 235,827 items
Instance 1 : First repeat assessment visit (2012-13)
10,459 participants, 10,459 items
Instance 2 : Imaging visit (2014+)
54,306 participants, 54,306 items
Instance 3 : First repeat imaging visit (2019+)
11,127 participants, 11,127 items
Notes
ACE touchscreen question "Each time you did other exercises such as swimming, cycling, keep fit, about how long did you spend doing them?"
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.
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Field 3647 was collected from all participants who indicated that they spent time doing other exercises (e.g. swimming, cycling, keep fit, bowling) in the previous 4 weeks, as defined by their answers to Field 6164