Data
301,370 items of data are available, covering 108,755 participants.
Defined-instances run from 0 to 1, labelled using Instancing
2.
Array indices run from 0 to 5.
Units of measurement are diopters.
| Maximum | 54 |
| Decile 9 | 44.53 |
| Decile 8 | 43.83 |
| Decile 7 | 43.38 |
| Decile 6 | 42.99 |
| Median | 42.61 |
| Decile 4 | 42.19 |
| Decile 3 | 41.82 |
| Decile 2 | 41.31 |
| Decile 1 | 40.66 |
| Minimum | 30.43 |
|
|
- Mean = 42.5815
- Std.dev = 1.5339
- 198 items below graph minimum of 36.79
- 60 items above graph maximum of 48.4
|
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
96,001 participants, 258,953 items
| Maximum | 52.98 |
| Decile 9 | 44.53 |
| Decile 8 | 43.83 |
| Decile 7 | 43.38 |
| Decile 6 | 42.99 |
| Median | 42.61 |
| Decile 4 | 42.24 |
| Decile 3 | 41.82 |
| Decile 2 | 41.31 |
| Decile 1 | 40.66 |
| Minimum | 30.79 |
|
|
- Mean = 42.591
- Std.dev = 1.53542
- 168 items below graph minimum of 36.79
- 55 items above graph maximum of 48.4
|
Instance 1 : First repeat assessment visit (2012-13)
15,788 participants, 42,417 items
| Maximum | 54 |
| Decile 9 | 44.47 |
| Decile 8 | 43.77 |
| Decile 7 | 43.32 |
| Decile 6 | 42.94 |
| Median | 42.56 |
| Decile 4 | 42.13 |
| Decile 3 | 41.77 |
| Decile 2 | 41.26 |
| Decile 1 | 40.61 |
| Minimum | 30.43 |
|
|
- Mean = 42.5235
- Std.dev = 1.52333
- 30 items below graph minimum of 36.75
- 5 items above graph maximum of 48.33
|
Notes
This is the weak meridian of keratometry results taken at 6mm for the right eye
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 5097 | 6mm weak meridian (left) | Field 5097 is the opposite-side complement to Current Field |
