Data
273,562 items of data are available, covering 227,400 participants, encoded using Data-Coding
100572.
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
226,882 participants, 226,882 items
Instance 1 : First repeat assessment visit (2012-13)
9,933 participants, 9,933 items
Instance 2 : Imaging visit (2014+)
33,829 participants, 33,829 items
Instance 3 : First repeat imaging visit (2019+)
2,918 participants, 2,918 items
Notes
ACE touchscreen question "Which of the following best describes your hair/balding pattern?"
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.
[Illustrations presented in this question have been adapted from Giles et al. 2002 Cancer Epidemiol Biomarkers Prev]
|