Data
385,041 items of data are available, covering 132,972 participants.
Defined-instances run from 0 to 1, labelled using Instancing
2.
Array indices run from 0 to 15.
| Maximum | 5 |
| Decile 9 | 5 |
| Decile 8 | 5 |
| Decile 7 | 5 |
| Decile 6 | 5 |
| Median | 5 |
| Decile 4 | 5 |
| Decile 3 | 5 |
| Decile 2 | 5 |
| Decile 1 | 5 |
| Minimum | 2 |
|
|
- There are 4 distinct values.
- Mean = 4.98472
- Std.dev = 0.189412
- 1861 items below graph minimum of 4
|
2 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
117,010 participants, 328,225 items
| Maximum | 5 |
| Decile 9 | 5 |
| Decile 8 | 5 |
| Decile 7 | 5 |
| Decile 6 | 5 |
| Median | 5 |
| Decile 4 | 5 |
| Decile 3 | 5 |
| Decile 2 | 5 |
| Decile 1 | 5 |
| Minimum | 2 |
|
|
- There are 4 distinct values.
- Mean = 4.9847
- Std.dev = 0.18977
- 1590 items below graph minimum of 4
|
Instance 1 : First repeat assessment visit (2012-13)
20,178 participants, 56,816 items
| Maximum | 5 |
| Decile 9 | 5 |
| Decile 8 | 5 |
| Decile 7 | 5 |
| Decile 6 | 5 |
| Median | 5 |
| Decile 4 | 5 |
| Decile 3 | 5 |
| Decile 2 | 5 |
| Decile 1 | 5 |
| Minimum | 2 |
|
|
- There are 4 distinct values.
- Mean = 4.98485
- Std.dev = 0.187336
- 271 items below graph minimum of 4
|
Notes
Visual acuity (right), number of letters shown in round
2 Related Data-Fields
| Field ID | Description | Relationship |
| 5076 | Number of letters correct in round ( ... | Current Field is the maximum value possible for Field 5076 |
| 5074 | Number of letters shown in round (left) | Field 5074 is the opposite-side complement to Current Field |