Data
8,348 items of data are available, covering 8,348 participants.
Defined-instances run from 2 to 3, labelled using Instancing
2.
Units of measurement are dioptre.
| Maximum | 8.25 |
| 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 = 0.884523
- Std.dev = 0.693383
- 91 items above graph maximum of 3.25
|
2 Instances
Instance 2 : Imaging visit (2014+)
3,063 participants, 3,063 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 = 0.897078
- Std.dev = 0.701804
- 34 items above graph maximum of 3.25
|
Instance 3 : First repeat imaging visit (2019+)
5,285 participants, 5,285 items
| Maximum | 8.25 |
| 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 = 0.877247
- Std.dev = 0.688351
- 57 items above graph maximum of 3.25
|
Notes
Keratometry median spherical value (left)
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