Data
367,588 items of data are available, covering 124,387 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 | 175 |
| Decile 8 | 168 |
| Decile 7 | 158 |
| Decile 6 | 132 |
| Median | 99 |
| Decile 4 | 66 |
| Decile 3 | 25 |
| Decile 2 | 12 |
| Decile 1 | 5 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 93.0379
- Std.dev = 67.6272
|
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
109,783 participants, 315,119 items
| Maximum | 180 |
| Decile 9 | 175 |
| Decile 8 | 169 |
| Decile 7 | 158 |
| Decile 6 | 131 |
| Median | 97 |
| Decile 4 | 61 |
| Decile 3 | 23 |
| Decile 2 | 12 |
| Decile 1 | 5 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 91.948
- Std.dev = 68.061
|
Instance 1 : First repeat assessment visit (2012-13)
18,432 participants, 52,469 items
| Maximum | 180 |
| Decile 9 | 174 |
| Decile 8 | 167 |
| Decile 7 | 157 |
| Decile 6 | 138 |
| Median | 111 |
| Decile 4 | 89 |
| Decile 3 | 46 |
| Decile 2 | 16 |
| Decile 1 | 6 |
| Minimum | 0 |
|
|
- There are 181 distinct values.
- Mean = 99.5838
- Std.dev = 64.5753
|
Notes
This is the weak meridian angle of keratometry results taken at 3mm for the right eye (blank indicates no cylinder power)
1 Related Data-Field
| Field ID | Description | Relationship |
|---|
| 5103 | 3mm weak meridian angle (left) | Field 5103 is the opposite-side complement to Current Field |
