: Data-Field 30825

Data-Field 30825

Description:	Rheumatoid factor missing reason
Category:	Biological samples ⏵ Blood assays ⏵ Blood biochemistry ⏵ Blood biochemistry processing
	Biomarkers

Participants

450,996

Categorical (single)

Both sexes

Jun 2018

467,900

Data

Defined (2)

Aug 2025

Accruing

Auxiliary

o1 s2

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Data

467,900 items of data are available, covering 450,996 participants, encoded using Data-Coding 782.
Defined-instances run from 0 to 1, labelled using Instancing 2.

Graph illustrating main data

2 Instances

Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
449,854 participants, 449,854 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
18,046 participants, 18,046 items
Graph illustrating main data

Notes

The reason that a Rheumatoid factor assay result is missing.

0 Related Data-Fields

There are no related data-fields

1 Resource

Preview	Name	Res ID
	Companion document for serum biomarker data	1227

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