: Data-Field 5441

Data-Field 5441

Description:	Which eye(s) are affected by cataract
Category:	Assessment centre ⏵ Touchscreen ⏵ Health and medical history ⏵ Eyesight
	Health outcomes + Self-reported medical conditions

Participants

22,054

Categorical (single)

Both sexes

Jan 2012

23,909

Data

Defined (4)

Apr 2024

Complete

Primary

d1 o1 s1

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Data

23,909 items of data are available, covering 22,054 participants, encoded using Data-Coding 100515.
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
6,369 participants, 6,369 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
1,742 participants, 1,742 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
14,330 participants, 14,330 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
1,468 participants, 1,468 items
Graph illustrating main data

Notes

ACE touchscreen question "Which eye(s) are affected by a cataract?"

Field 5441 was collected from participants who indicated they have cataract, as defined by their answers to Field 6148

1 Related Data-Field

Field ID	Description	Relationship
6148	Eye problems/disorders	Current Field was collected from participants who indicated they have cataract, as defined by their answers to Field 6148

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 5441	100521
	Touchscreen questionnaire ordering, validation and dependencies	113241

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