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 | 163 |
Decile 8 | 132 |
Decile 7 | 111 |
Decile 6 | 100 |
Median | 93 |
Decile 4 | 86 |
Decile 3 | 77 |
Decile 2 | 56 |
Decile 1 | 19 |
Minimum | 1 |
|
|
- There are 180 distinct values.
- Mean = 92.6499
- Std.dev = 46.5737
|
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 | 162 |
Decile 8 | 131 |
Decile 7 | 110 |
Decile 6 | 100 |
Median | 93 |
Decile 4 | 87 |
Decile 3 | 78 |
Decile 2 | 59 |
Decile 1 | 20 |
Minimum | 1 |
|
|
- There are 180 distinct values.
- Mean = 93.0534
- Std.dev = 45.7418
|
Instance 1 : First repeat assessment visit (2012-13)
15,793 participants, 42,429 items
Maximum | 180 |
Decile 9 | 167 |
Decile 8 | 140 |
Decile 7 | 113 |
Decile 6 | 100 |
Median | 91 |
Decile 4 | 82 |
Decile 3 | 68 |
Decile 2 | 37 |
Decile 1 | 12 |
Minimum | 1 |
|
|
- There are 180 distinct values.
- Mean = 90.1862
- Std.dev = 51.2928
|
Notes
This is the strong 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 |
5105 | 6mm strong meridian angle (left) | Field 5105 is the opposite-side complement to Current Field |