Data
60,708 items of data are available, covering 56,917 participants, encoded using Data-Coding
100349.
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
39,738 participants, 39,738 items
Instance 1 : First repeat assessment visit (2012-13)
3,891 participants, 3,891 items
Instance 2 : Imaging visit (2014+)
15,732 participants, 15,732 items
Instance 3 : First repeat imaging visit (2019+)
1,347 participants, 1,347 items
Notes
ACE touchscreen question "Have you ever had surgery on the arteries of your legs (other than for varicose veins)?"
Field 5529 was collected from participants who indicated that they get a pain in either leg on walking, as defined by their answers to Field 4728