: Data-Field 30284

Data-Field 30284

Description:	Immature reticulocyte fraction acquisition route
Category:	Biological samples ⏵ Blood assays ⏵ Blood count ⏵ Blood count processing
	Biomarkers

Participants

470,509

Categorical (single)

Both sexes

Jan 2012

488,594

Data

Defined (3)

Aug 2025

Complete

Auxiliary

o1 s2

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Data

488,594 items of data are available, covering 470,509 participants, encoded using Data-Coding 2226.
Defined-instances run from 0 to 2, labelled using Instancing 2.

Graph illustrating main data

3 Instances

Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
469,331 participants, 469,331 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
13,723 participants, 13,723 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
5,540 participants, 5,540 items
Graph illustrating main data

Notes

Route whereby data for Immature reticulocyte fraction was transferred from analyser device to UK Biobank core LIMS database.

2 Related Data-Fields

Field ID	Description	Relationship
30280	Immature reticulocyte fraction	Current Field is the data route used to acquire the result in Field 30280
30282	Immature reticulocyte fraction acqui ...	Current Field indicates how to interpret the time in Field 30282

3 Resources

Preview	Name	Res ID
	Coulter LH750 operator guide	7249
	Coulter LH750 reference	7248
	Haematology data processing summary	1453

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