Data
82,808 items of data are available, covering 82,808 participants.
Defined-instances run from 0 to 1, labelled using Instancing
2.
Units of measurement are micrometres.
| Maximum | 76.93 |
| Decile 9 | 31.7 |
| Decile 8 | 30.25 |
| Decile 7 | 29.48 |
| Decile 6 | 28.9 |
| Median | 28.37 |
| Decile 4 | 27.85 |
| Decile 3 | 27.23 |
| Decile 2 | 26.34 |
| Decile 1 | 24.59 |
| Minimum | 0 |
|
|
- Mean = 28.1552
- Std.dev = 5.16311
- 1808 items below graph minimum of 17.48
- 1865 items above graph maximum of 38.81
|
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
67,252 participants, 67,252 items
| Maximum | 76.93 |
| Decile 9 | 31.13 |
| Decile 8 | 30.02 |
| Decile 7 | 29.35 |
| Decile 6 | 28.8 |
| Median | 28.3 |
| Decile 4 | 27.8 |
| Decile 3 | 27.21 |
| Decile 2 | 26.37 |
| Decile 1 | 24.72 |
| Minimum | 0 |
|
|
- Mean = 28.0848
- Std.dev = 4.53193
- 1018 items below graph minimum of 18.31
- 1517 items above graph maximum of 37.54
|
Instance 1 : First repeat assessment visit (2012-13)
15,556 participants, 15,556 items
| Maximum | 74.76 |
| Decile 9 | 35.49 |
| Decile 8 | 31.88 |
| Decile 7 | 30.39 |
| Decile 6 | 29.48 |
| Median | 28.78 |
| Decile 4 | 28.13 |
| Decile 3 | 27.35 |
| Decile 2 | 26.23 |
| Decile 1 | 23.76 |
| Minimum | 0 |
|
|
- Mean = 28.4594
- Std.dev = 7.28001
- 681 items below graph minimum of 12.03
- 81 items above graph maximum of 47.22
|
Notes
Average thickness measured between the external limiting membrane (ELM) to the inner and outer photoreceptor segments (ISOS) of the central subfield in the right eye. The code used to generate the data in this field and the publication detailing the methods can be found in
Return 1875. Image source for measurements can be found in
Category 100016. Please be aware that these are the raw values generated by the Topcon Advanced Boundary Segmentation [TABS] software and should be quality controlled using the fields in
Category 100116.
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