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467,958 items of data are available, covering 452,430 participants, encoded using Data-Coding 4917
Defined-instances run from 0 to 1, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
450,855 participants, 450,855 items
Instance 1 : First repeat assessment visit (2012-13)
17,103 participants, 17,103 items
The reportability of aVitamin D assay result. Absence of a value here means that a result has not been attempted.
0 Related Data-FieldsThere are no related data-fields
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