654,598 items of data are available, covering 498,666 participants, encoded using Data-Coding 100629
Defined-instances run from 0 to 3, labelled using Instancing 2
Array indices run from 0 to 6.
|Folic acid or Folate (Vit B9)||12832|
|Multivitamins +/- minerals||123701|
|None of the above||383076|
|Prefer not to answer||2825|
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,762 participants, 569,843 items
|Folic acid or Folate (Vit B9)||11321|
|Multivitamins +/- minerals||108711|
|None of the above||337223|
|Prefer not to answer||2633|
Instance 1 : First repeat assessment visit (2012-13)
20,335 participants, 23,365 items
|Folic acid or Folate (Vit B9)||426|
|Multivitamins +/- minerals||4366|
|None of the above||13388|
|Prefer not to answer||49|
Instance 2 : Imaging visit (2014+)
48,639 participants, 56,580 items
|Folic acid or Folate (Vit B9)||1011|
|Multivitamins +/- minerals||9753|
|None of the above||30172|
|Prefer not to answer||138|
Instance 3 : First repeat imaging visit (2019+)
4,101 participants, 4,810 items
|Folic acid or Folate (Vit B9)||74|
|Multivitamins +/- minerals||871|
|None of the above||2293|
|Prefer not to answer||5|
ACE touchscreen question "Do you regularly take any of the following? (You can select more than one answer)"
The following checks were performed:
- If code -7 was selected, then no additional choices were allowed.
- If code -3 was selected, then no additional choices were allowed.
There are no tabulations involving field 6155.
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