Data
375,909 items of data are available, covering 124,458 participants.
Defined-instances run from 0 to 1, labelled using Instancing
2.
Array indices run from 0 to 5.
Units of measurement are degrees.
| Maximum | 180 |
| Decile 9 | 151 |
| Decile 8 | 120 |
| Decile 7 | 105 |
| Decile 6 | 98 |
| Median | 92 |
| Decile 4 | 87 |
| Decile 3 | 81 |
| Decile 2 | 72 |
| Decile 1 | 45 |
| Minimum | 1 |
|
|
- There are 180 distinct values.
- Mean = 94.0185
- Std.dev = 38.1326
|
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
109,873 participants, 322,139 items
| Maximum | 180 |
| Decile 9 | 150 |
| Decile 8 | 119 |
| Decile 7 | 105 |
| Decile 6 | 98 |
| Median | 92 |
| Decile 4 | 87 |
| Decile 3 | 81 |
| Decile 2 | 73 |
| Decile 1 | 47 |
| Minimum | 1 |
|
|
- There are 180 distinct values.
- Mean = 94.3664
- Std.dev = 37.6596
|
Instance 1 : First repeat assessment visit (2012-13)
18,401 participants, 53,770 items
| Maximum | 180 |
| Decile 9 | 155 |
| Decile 8 | 121 |
| Decile 7 | 105 |
| Decile 6 | 96 |
| Median | 90 |
| Decile 4 | 84 |
| Decile 3 | 77 |
| Decile 2 | 66 |
| Decile 1 | 35 |
| Minimum | 1 |
|
|
- There are 180 distinct values.
- Mean = 91.9339
- Std.dev = 40.7897
|
Notes
This is the strong meridian angle of keratometry results taken at 3mm for the left eye (blank indicates no cylinder power)
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 5107 | 3mm strong meridian angle (right) | Current Field is the opposite-side complement to Field 5107 |
