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 | 53 |
| Decile 9 | 45.25 |
| Decile 8 | 44.75 |
| Decile 7 | 44.25 |
| Decile 6 | 43.75 |
| Median | 43.5 |
| Decile 4 | 43 |
| Decile 3 | 42.5 |
| Decile 2 | 42 |
| Decile 1 | 41.25 |
| Minimum | 30 |
|
|
- Mean = 43.3523
- Std.dev = 1.66752
- 11 items below graph minimum of 37.25
- 6 items above graph maximum of 49.25
|
2 Instances
Instance 2 : Imaging visit (2014+)
3,063 participants, 3,063 items
| Maximum | 51 |
| Decile 9 | 45.25 |
| Decile 8 | 44.75 |
| Decile 7 | 44.25 |
| Decile 6 | 43.75 |
| Median | 43.5 |
| Decile 4 | 43 |
| Decile 3 | 42.5 |
| Decile 2 | 42 |
| Decile 1 | 41.25 |
| Minimum | 35.75 |
|
|
- Mean = 43.3527
- Std.dev = 1.63607
- 3 items below graph minimum of 37.25
- 3 items above graph maximum of 49.25
|
Instance 3 : First repeat imaging visit (2019+)
5,285 participants, 5,285 items
| Maximum | 53 |
| Decile 9 | 45.5 |
| Decile 8 | 44.75 |
| Decile 7 | 44.25 |
| Decile 6 | 43.75 |
| Median | 43.5 |
| Decile 4 | 43 |
| Decile 3 | 42.5 |
| Decile 2 | 42 |
| Decile 1 | 41.25 |
| Minimum | 30 |
|
|
- Mean = 43.352
- Std.dev = 1.68548
- 6 items below graph minimum of 37
- 3 items above graph maximum of 49.75
|
Notes
Keratometry median average spherical value (left)
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