Data
82,781 items of data are available, covering 8,370 participants.
Defined-instances run from 2 to 3, labelled using Instancing
2.
Array indices run from 1 to 10.
Units of measurement are degrees.
| Maximum | 180 |
| Decile 9 | 172 |
| Decile 8 | 160 |
| Decile 7 | 132 |
| Decile 6 | 97 |
| Median | 81 |
| Decile 4 | 65 |
| Decile 3 | 40 |
| Decile 2 | 19 |
| Decile 1 | 7 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 86.2733
- Std.dev = 60.4146
|
2 Instances
Instance 2 : Imaging visit (2014+)
3,073 participants, 30,281 items
| Maximum | 180 |
| Decile 9 | 172 |
| Decile 8 | 161 |
| Decile 7 | 138 |
| Decile 6 | 100 |
| Median | 83 |
| Decile 4 | 65 |
| Decile 3 | 40 |
| Decile 2 | 18 |
| Decile 1 | 6 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 87.1363
- Std.dev = 61.1638
|
Instance 3 : First repeat imaging visit (2019+)
5,297 participants, 52,500 items
| Maximum | 180 |
| Decile 9 | 172 |
| Decile 8 | 159 |
| Decile 7 | 130 |
| Decile 6 | 96 |
| Median | 81 |
| Decile 4 | 65 |
| Decile 3 | 40 |
| Decile 2 | 19 |
| Decile 1 | 7 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 85.7756
- Std.dev = 59.9726
|
Notes
Keratometry R1 cylinder axis (left)
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