Data
301,489 items of data are available, covering 108,801 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 | 172 |
| Decile 8 | 159 |
| Decile 7 | 126 |
| Decile 6 | 98 |
| Median | 83 |
| Decile 4 | 59 |
| Decile 3 | 29 |
| Decile 2 | 15 |
| Decile 1 | 7 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 83.983
- Std.dev = 61.4628
|
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
96,042 participants, 259,060 items
| Maximum | 180 |
| Decile 9 | 173 |
| Decile 8 | 160 |
| Decile 7 | 127 |
| Decile 6 | 98 |
| Median | 82 |
| Decile 4 | 56 |
| Decile 3 | 28 |
| Decile 2 | 14 |
| Decile 1 | 7 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 83.4544
- Std.dev = 62.0489
|
Instance 1 : First repeat assessment visit (2012-13)
15,793 participants, 42,429 items
| Maximum | 180 |
| Decile 9 | 170 |
| Decile 8 | 154 |
| Decile 7 | 121 |
| Decile 6 | 100 |
| Median | 89 |
| Decile 4 | 74 |
| Decile 3 | 44 |
| Decile 2 | 20 |
| Decile 1 | 9 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 87.2102
- Std.dev = 57.6499
|
Notes
This is the weak meridian angle of keratometry results taken at 6mm for the right eye (blank indicates no cylinder power)
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 5102 | 6mm weak meridian angle (left) | Field 5102 is the opposite-side complement to Current Field |
