: Data-Field 5215

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Data

133,642 items of data are available, covering 129,635 participants.
Defined-instances run from 0 to 1, labelled using Instancing 2.
Units of measurement are mm.

Maximum

Minimum

Mean = 12
Std.dev = 0

2 Instances

Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
114,147 participants, 114,147 items
Too few values for statistical summary.

Instance 1 : First repeat assessment visit (2012-13)
19,495 participants, 19,495 items
Too few values for statistical summary.

Notes

Vertex distance for the refractometry measures for the right eye

1 Related Data-Field

Field ID	Description	Relationship
5274	Vertex distance (left)	Field 5274 is the opposite-side complement to Current Field

3 Resources

Preview	Name	Res ID
$Preview of Auto-refraction measurement$	Auto-refraction measurement	100110
$Preview of Auto-refraction measurement close-up$	Auto-refraction measurement close-up	100111
$Link to Auto-refraction measurement using ACE$	Auto-refraction measurement using ACE	100242

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