Data
82,781 items of data are available, covering 82,781 participants.
Defined-instances run from 0 to 1, labelled using Instancing 
2.
| 
| Maximum | 113 |  | Decile 9 | 74 |  | Decile 8 | 69 |  | Decile 7 | 67 |  | Decile 6 | 66 |  | Median | 66 |  | Decile 4 | 65 |  | Decile 3 | 65 |  | Decile 2 | 64 |  | Decile 1 | 63 |  | Minimum | -1 |  |   | 
There are 99 distinct values.Mean = 66.8118Std.dev = 9.087172239 items below graph minimum of 523469 items above graph maximum of 85 | 
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
67,219 participants, 67,219 items
| 
| Maximum | 113 |  | Decile 9 | 74 |  | Decile 8 | 69 |  | Decile 7 | 67 |  | Decile 6 | 66 |  | Median | 66 |  | Decile 4 | 65 |  | Decile 3 | 65 |  | Decile 2 | 64 |  | Decile 1 | 63 |  | Minimum | -1 |  |   | 
There are 99 distinct values.Mean = 66.8139Std.dev = 8.564421514 items below graph minimum of 522565 items above graph maximum of 85 | 
Instance 1 : First repeat assessment visit (2012-13)
15,562 participants, 15,562 items
| 
| Maximum | 113 |  | Decile 9 | 77 |  | Decile 8 | 69 |  | Decile 7 | 67 |  | Decile 6 | 66 |  | Median | 66 |  | Decile 4 | 65 |  | Decile 3 | 65 |  | Decile 2 | 64 |  | Decile 1 | 62 |  | Minimum | -1 |  |   | 
There are 99 distinct values.Mean = 66.803Std.dev = 11.065600 items below graph minimum of 47551 items above graph maximum of 92 | 
Notes
This field should be used to quality control the values generated by the Topcon Advanced Boundary Segmentation [TABS] software in 
Category 100079. Information about how the research group who generated the values quality controlled them for their publication can be seen in 
Return 1875.
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