Data
249,399 items of data are available, covering 215,953 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
172,667 participants, 172,667 items
Instance 1 : First repeat assessment visit (2012-13)
20,334 participants, 20,334 items
Instance 2 : Imaging visit (2014+)
51,131 participants, 51,131 items
Instance 3 : First repeat imaging visit (2019+)
5,267 participants, 5,267 items
Notes
ACE touchscreen question "Looking back over your life, have you ever had a time when you were feeling depressed or down for at least a whole week?"
Question was introduced part way through fieldwork in April 2009.