Data
13,573 items of data are available, covering 12,900 participants.
Defined-instances run from 2 to 3, labelled using Instancing
2.
Units of measurement are dioptre.
| Maximum | 10 |
| Decile 9 | 1.75 |
| Decile 8 | 1.25 |
| Decile 7 | 1 |
| Decile 6 | 0.75 |
| Median | 0.75 |
| Decile 4 | 0.5 |
| Decile 3 | 0.5 |
| Decile 2 | 0.5 |
| Decile 1 | 0.25 |
| Minimum | 0 |
|
|
- Mean = 0.900998
- Std.dev = 0.700185
- 158 items above graph maximum of 3.25
|
2 Instances
Instance 2 : Imaging visit (2014+)
3,195 participants, 3,195 items
| Maximum | 7.75 |
| Decile 9 | 1.75 |
| Decile 8 | 1.25 |
| Decile 7 | 1 |
| Decile 6 | 0.75 |
| Median | 0.75 |
| Decile 4 | 0.5 |
| Decile 3 | 0.5 |
| Decile 2 | 0.5 |
| Decile 1 | 0.25 |
| Minimum | 0 |
|
|
- Mean = 0.892254
- Std.dev = 0.68786
- 35 items above graph maximum of 3.25
|
Instance 3 : First repeat imaging visit (2019+)
10,378 participants, 10,378 items
| Maximum | 10 |
| Decile 9 | 1.75 |
| Decile 8 | 1.25 |
| Decile 7 | 1 |
| Decile 6 | 0.75 |
| Median | 0.75 |
| Decile 4 | 0.5 |
| Decile 3 | 0.5 |
| Decile 2 | 0.5 |
| Decile 1 | 0.25 |
| Minimum | 0 |
|
|
- Mean = 0.90369
- Std.dev = 0.703913
- 123 items above graph maximum of 3.25
|
Notes
Keratometry median spherical value (right)
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