: Data-Field 2227

Data-Field 2227

Description:	Other eye problems
Category:	Assessment centre ⏵ Touchscreen ⏵ Health and medical history ⏵ Eyesight
	Health outcomes + Self-reported medical conditions

Participants

501,279

Categorical (single)

Both sexes

Jan 2012

614,399

Data

Defined (4)

Apr 2024

Complete

Primary

d1 o1 s1

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Data

614,399 items of data are available, covering 501,279 participants, encoded using Data-Coding 100352.
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
501,247 participants, 501,247 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
20,328 participants, 20,328 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
84,020 participants, 84,020 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
8,804 participants, 8,804 items
Graph illustrating main data

Notes

ACE touchscreen question "Do you have any other problems with your eyes or eyesight?"

0 Related Data-Fields

There are no related data-fields

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 2227	100395
	Touchscreen questionnaire ordering, validation and dependencies	113241

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