: Data-Field 30041

Data-Field 30041

Description:	Mean corpuscular volume freeze-thaw cycles
Category:	Biological samples ⏵ Blood assays ⏵ Blood count ⏵ Blood count processing
	Biomarkers

Participants

474,362

Integer

Both sexes

Jan 2012

474,362

Data

Defined (1)

Aug 2025

Complete

Auxiliary

o1 s2

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Data

474,362 items of data are available, covering 474,362 participants.
Defined-instances run from 0 to 0, labelled using Instancing 2.

Maximum	0
Decile 9	0
Decile 8	0
Decile 7	0
Decile 6	0
Median	0
Decile 4	0
Decile 3	0
Decile 2	0
Decile 1	0
Minimum	0

There are 1 distinct values.
Mean = 0
Std.dev = 0

Notes

Number of freeze-thaw cycles sample went through before "Mean Corpuscular Volume" assay was performed (blood sample obtained from UK Biobank assessment centre visit).

1 Related Data-Field

Field ID	Description	Relationship
30040	Mean corpuscular volume	Current Field is the number of freeze-thaw cycles a sample underwent before generating the result in Field 30040.

3 Resources

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

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