Data
82,639 items of data are available, covering 8,366 participants.
Defined-instances run from 2 to 3, labelled using Instancing
2.
Array indices run from 1 to 10.
Units of measurement are dioptre.
| Maximum | 69.25 |
| Decile 9 | 45.75 |
| Decile 8 | 45 |
| Decile 7 | 44.5 |
| Decile 6 | 44 |
| Median | 43.75 |
| Decile 4 | 43.25 |
| Decile 3 | 43 |
| Decile 2 | 42.25 |
| Decile 1 | 41.5 |
| Minimum | 30 |
|
|
- Mean = 43.7345
- Std.dev = 1.79296
- 161 items below graph minimum of 37.25
- 191 items above graph maximum of 50
|
2 Instances
Instance 2 : Imaging visit (2014+)
3,063 participants, 30,101 items
| Maximum | 69.25 |
| Decile 9 | 45.75 |
| Decile 8 | 45 |
| Decile 7 | 44.5 |
| Decile 6 | 44.25 |
| Median | 43.75 |
| Decile 4 | 43.25 |
| Decile 3 | 42.75 |
| Decile 2 | 42.25 |
| Decile 1 | 41.75 |
| Minimum | 30.75 |
|
|
- Mean = 43.7368
- Std.dev = 1.76826
- 84 items below graph minimum of 37.75
- 61 items above graph maximum of 49.75
|
Instance 3 : First repeat imaging visit (2019+)
5,303 participants, 52,538 items
| Maximum | 68 |
| Decile 9 | 45.875 |
| Decile 8 | 45 |
| Decile 7 | 44.5 |
| Decile 6 | 44 |
| Median | 43.75 |
| Decile 4 | 43.5 |
| Decile 3 | 43 |
| Decile 2 | 42.5 |
| Decile 1 | 41.5 |
| Minimum | 30 |
|
|
- Mean = 43.7331
- Std.dev = 1.80696
- 88 items below graph minimum of 37.125
- 123 items above graph maximum of 50.25
|
Notes
Keratometry R2 spherical value (right)
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