Data
136,297 items of data are available, covering 132,131 participants, encoded using Data-Coding
100274.
Defined-instances run from 0 to 1, labelled using Instancing
2.
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
116,287 participants, 116,287 items
Instance 1 : First repeat assessment visit (2012-13)
20,010 participants, 20,010 items
Notes
Auto-refraction method (left)
1 Related Data-Fields
Field ID | Description | Relationship |
5189 | Auto-refraction method (right) | Current Field is the opposite-side complement to Field 5189 |
0 Tabulations
There are no tabulations involving field 5191.
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