Data
9,967 items of data are available, covering 9,690 participants, encoded using Data-Coding
12.
Defined-instances run from 0 to 1, labelled using Instancing
2.
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
9,430 participants, 9,430 items
Instance 1 : First repeat assessment visit (2012-13)
537 participants, 537 items
Notes
JCV seropositivity for Human Polyomavirus JCV
Defined as positive if: antigen JC VP1 > 250.
0 Related Data-Fields
There are no related data-fields
0 Tabulations
There are no tabulations involving field 23066.
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