Data
533,470 items of data are available, covering 501,476 participants, encoded using Data-Coding
100431.
Defined-instances run from 0 to 2, labelled using Instancing
2.
3 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
501,470 participants, 501,470 items
Instance 1 : First repeat assessment visit (2012-13)
20,334 participants, 20,334 items
Instance 2 : Imaging visit (2014+)
11,666 participants, 11,666 items
Notes
ACE touchscreen question "What best describes the colour of your skin without tanning?"
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.
|
This question was dropped from the touchscreen protocol on 24/10/2016.