Data
256,013 items of data are available, covering 218,074 participants.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Units of measurement are correct-answers.
| Maximum | 13 |
| Decile 9 | 9 |
| Decile 8 | 8 |
| Decile 7 | 7 |
| Decile 6 | 7 |
| Median | 6 |
| Decile 4 | 6 |
| Decile 3 | 5 |
| Decile 2 | 4 |
| Decile 1 | 3 |
| Minimum | 0 |
|
|
- There are 14 distinct values.
- Mean = 6.17066
- Std.dev = 2.14382
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
165,409 participants, 165,409 items
| Maximum | 13 |
| Decile 9 | 9 |
| Decile 8 | 8 |
| Decile 7 | 7 |
| Decile 6 | 7 |
| Median | 6 |
| Decile 4 | 5 |
| Decile 3 | 5 |
| Decile 2 | 4 |
| Decile 1 | 3 |
| Minimum | 0 |
|
|
- There are 14 distinct values.
- Mean = 5.97903
- Std.dev = 2.1597
|
Instance 1 : First repeat assessment visit (2012-13)
20,110 participants, 20,110 items
| Maximum | 13 |
| Decile 9 | 9 |
| Decile 8 | 8 |
| Decile 7 | 8 |
| Decile 6 | 7 |
| Median | 7 |
| Decile 4 | 6 |
| Decile 3 | 5 |
| Decile 2 | 5 |
| Decile 1 | 4 |
| Minimum | 0 |
|
|
- There are 14 distinct values.
- Mean = 6.58538
- Std.dev = 2.08032
|
Instance 2 : Imaging visit (2014+)
64,830 participants, 64,830 items
| Maximum | 13 |
| Decile 9 | 9 |
| Decile 8 | 8 |
| Decile 7 | 8 |
| Decile 6 | 7 |
| Median | 6 |
| Decile 4 | 6 |
| Decile 3 | 5 |
| Decile 2 | 5 |
| Decile 1 | 4 |
| Minimum | 0 |
|
|
- There are 14 distinct values.
- Mean = 6.48144
- Std.dev = 2.06828
|
Instance 3 : First repeat imaging visit (2019+)
5,664 participants, 5,664 items
| Maximum | 13 |
| Decile 9 | 9 |
| Decile 8 | 8 |
| Decile 7 | 8 |
| Decile 6 | 7 |
| Median | 7 |
| Decile 4 | 6 |
| Decile 3 | 6 |
| Decile 2 | 5 |
| Decile 1 | 4 |
| Minimum | 0 |
|
|
- There are 14 distinct values.
- Mean = 6.73729
- Std.dev = 2.02104
|
