Data
602,025 items of data are available, covering 499,621 participants, encoded using Data-Coding
100313.
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
499,548 participants, 499,548 items
Instance 1 : First repeat assessment visit (2012-13)
20,275 participants, 20,275 items
Instance 2 : Imaging visit (2014+)
75,256 participants, 75,256 items
Instance 3 : First repeat imaging visit (2019+)
6,946 participants, 6,946 items
Notes
ACE touchscreen question "How would you describe your usual walking pace? "
If the participant activated the Help button they were shown the message:
Slow pace is defined as less than 3 miles per hour. Steady average pace is defined as between 3-4 miles per hour. Fast pace is defined as more than 4 miles per hour.
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Field 924 was collected from all participants except those who indicated they were unable to walk, as defined by their answers to Field 864