1,605 items of data are available, covering 1,586 participants, encoded using Data-Coding 7618
Defined-instances run from 0 to 1, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
1,465 participants, 1,465 items
Instance 1 : First repeat assessment visit (2012-13)
140 participants, 140 items
Quality control indicator for antigen assay.
0 Related Data-FieldsThere are no related data-fields
There are no tabulations involving field 23049.
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