Data
3,329 items of data are available, covering 3,329 participants.
Defined-instances run from 2 to 3, labelled using Instancing
2.
Units of measurement are dioptre.
Maximum | 12.25 |
Decile 9 | 3.25 |
Decile 8 | 2.25 |
Decile 7 | 1.75 |
Decile 6 | 1.25 |
Median | 1 |
Decile 4 | 0.5 |
Decile 3 | 0.25 |
Decile 2 | -0.5 |
Decile 1 | -2 |
Minimum | -16 |
|
|
- Mean = 0.795284
- Std.dev = 2.41867
- 25 items below graph minimum of -7.25
- 13 items above graph maximum of 8.5
|
2 Instances
Instance 2 : Imaging visit (2014+)
1,724 participants, 1,724 items
Maximum | 10 |
Decile 9 | 3.25 |
Decile 8 | 2.25 |
Decile 7 | 1.75 |
Decile 6 | 1.25 |
Median | 1 |
Decile 4 | 0.75 |
Decile 3 | 0.25 |
Decile 2 | -0.5 |
Decile 1 | -2 |
Minimum | -16 |
|
|
- Mean = 0.813515
- Std.dev = 2.43708
- 16 items below graph minimum of -7.25
- 6 items above graph maximum of 8.5
|
Instance 3 : First repeat imaging visit (2019+)
1,605 participants, 1,605 items
Maximum | 12.25 |
Decile 9 | 3.25 |
Decile 8 | 2.25 |
Decile 7 | 1.75 |
Decile 6 | 1.25 |
Median | 1 |
Decile 4 | 0.5 |
Decile 3 | 0 |
Decile 2 | -0.5 |
Decile 1 | -2 |
Minimum | -10.75 |
|
|
- Mean = 0.775701
- Std.dev = 2.3986
- 9 items below graph minimum of -7.25
- 7 items above graph maximum of 8.5
|
Notes
Right eye prescription is defined here as Median spherical equivalent value (right) + 0.75
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