: Data-Field 23

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Data

523,490 items of data are available, covering 460,045 participants, encoded using Data-Coding 100270.
Defined-instances run from 0 to 3, labelled using Instancing 2.

Graph illustrating main data

4 Instances

Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
456,246 participants, 456,246 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
18,127 participants, 18,127 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
45,622 participants, 45,622 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
3,495 participants, 3,495 items
Graph illustrating main data

Notes

Spirometry method

1 Related Data-Field

Field ID	Description	Relationship
10711	Spirometry method (pilot)	Field 10711 is the pilot-study predecessor of main-study Current Field

13 Resources

Preview	Name	Res ID
	Screenshot of Vitalograph after spirometry	100204
	Screenshot of Vitalograph before spirometry	100203
	Screenshot of Vitalograph start-up	100202
	Screenshot of selection of spirometry method	100208
	Screenshot of spirometry results	100205
	Screenshot of spirometry video screen	100210
	Spirometry blow	100100
	Spirometry measurement using ACE	100246
	Spirometry preparation	100145
	Spirometry results	100146
	Spirometry training	100134
	Video demonstrating spirometry	100223
	Vitalograph splash-screen	100209

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