: Data-Field 5843

Data-Field 5843

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

Participants

67,493

Categorical (single)

Both sexes

Jan 2012

78,216

Data

Defined (4)

Mar 2023

Complete

Primary

d1 o1 s1

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Data

78,216 items of data are available, covering 67,493 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
42,458 participants, 42,458 items
Graph illustrating main data

Instance 1 : First repeat assessment visit (2012-13)
7,922 participants, 7,922 items
Graph illustrating main data

Instance 2 : Imaging visit (2014+)
25,702 participants, 25,702 items
Graph illustrating main data

Instance 3 : First repeat imaging visit (2019+)
2,134 participants, 2,134 items
Graph illustrating main data

Notes

ACE touchscreen question "Which eye(s) are affected by myopia (short sight)?"

Field 5843 was collected from participants who indicated they wear glasses or contact lenses to correct their myopia, as defined by their answers to Field 6147

1 Related Data-Field

Field ID	Description	Relationship
6147	Reason for glasses/contact lenses	Current Field was collected from participants who indicated they wear glasses or contact lenses to correct their myopia, as defined by their answers to Field 6147

2 Resources

Preview	Name	Res ID
	Screenshot from touchscreen questionnaire used to capture field 5843	100516
	Touchscreen questionnaire ordering, validation and dependencies	113241

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