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 | 55 |
| Decile 9 | 45.25 |
| Decile 8 | 44.5 |
| Decile 7 | 44 |
| Decile 6 | 43.75 |
| Median | 43.25 |
| Decile 4 | 42.75 |
| Decile 3 | 42.5 |
| Decile 2 | 42 |
| Decile 1 | 41.25 |
| Minimum | 30.5 |
|
|
- Mean = 43.2322
- Std.dev = 1.65736
- 21 items below graph minimum of 37.25
- 17 items above graph maximum of 49.25
|
2 Instances
Instance 2 : Imaging visit (2014+)
3,195 participants, 3,195 items
| Maximum | 52.5 |
| Decile 9 | 45.25 |
| Decile 8 | 44.5 |
| Decile 7 | 44 |
| Decile 6 | 43.75 |
| Median | 43.25 |
| Decile 4 | 42.75 |
| Decile 3 | 42.5 |
| Decile 2 | 42 |
| Decile 1 | 41.25 |
| Minimum | 35.5 |
|
|
- Mean = 43.2477
- Std.dev = 1.6383
- 7 items below graph minimum of 37.25
- 3 items above graph maximum of 49.25
|
Instance 3 : First repeat imaging visit (2019+)
10,378 participants, 10,378 items
| Maximum | 55 |
| Decile 9 | 45.25 |
| Decile 8 | 44.5 |
| Decile 7 | 44 |
| Decile 6 | 43.75 |
| Median | 43.25 |
| Decile 4 | 42.75 |
| Decile 3 | 42.5 |
| Decile 2 | 42 |
| Decile 1 | 41.25 |
| Minimum | 30.5 |
|
|
- Mean = 43.2274
- Std.dev = 1.66315
- 14 items below graph minimum of 37.25
- 14 items above graph maximum of 49.25
|
Notes
Keratometry median average spherical value (right)
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