Data
57,766 items of data are available, covering 54,525 participants, encoded using Data-Coding
100552.
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
39,739 participants, 39,739 items
Instance 1 : First repeat assessment visit (2012-13)
3,891 participants, 3,891 items
Instance 2 : Imaging visit (2014+)
13,142 participants, 13,142 items
Instance 3 : First repeat imaging visit (2019+)
994 participants, 994 items
Notes
ACE touchscreen question "Have you ever had surgery to remove any of the following?"
Field 5540 was collected from participants who indicated that they get a pain in either leg on walking, as defined by their answers to Field 4728