Data
1,241,532 items of data are available, covering 498,838 participants.
Some values have special meanings defined by Data-Coding
402.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Array indices run from 1 to 3.
Units of measurement are deciseconds.
| Maximum | 13751 |
| Decile 9 | 421 |
| Decile 8 | 331 |
| Decile 7 | 275 |
| Decile 6 | 230 |
| Median | 186 |
| Decile 4 | 136 |
| Decile 3 | 97 |
| Decile 2 | 78 |
| Decile 1 | 68 |
| Minimum | 40 |
|
|
- There are 2148 distinct values.
- Mean = 221.222
- Std.dev = 172.359
- 12668 items above graph maximum of 774
- 52039 items have value 0 (Test not completed)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,732 participants, 995,464 items
| Maximum | 13751 |
| Decile 9 | 411 |
| Decile 8 | 324 |
| Decile 7 | 270 |
| Decile 6 | 226 |
| Median | 182 |
| Decile 4 | 133 |
| Decile 3 | 97 |
| Decile 2 | 78 |
| Decile 1 | 67 |
| Minimum | 40 |
|
|
- There are 2106 distinct values.
- Mean = 217.641
- Std.dev = 171.639
- 11231 items above graph maximum of 755
- 29409 items have value 0 (Test not completed)
|
Instance 1 : First repeat assessment visit (2012-13)
20,333 participants, 40,666 items
| Maximum | 8534 |
| Decile 9 | 382 |
| Decile 8 | 305 |
| Decile 7 | 256 |
| Decile 6 | 213 |
| Median | 167 |
| Decile 4 | 117 |
| Decile 3 | 87 |
| Decile 2 | 74 |
| Decile 1 | 67 |
| Minimum | 47 |
|
|
- There are 874 distinct values.
- Mean = 200.912
- Std.dev = 154.005
- 322 items above graph maximum of 697
- 416 items have value 0 (Test not completed)
|
Instance 2 : Imaging visit (2014+)
70,923 participants, 187,724 items
| Maximum | 5633 |
| Decile 9 | 472 |
| Decile 8 | 375 |
| Decile 7 | 314 |
| Decile 6 | 264 |
| Median | 216 |
| Decile 4 | 158 |
| Decile 3 | 101 |
| Decile 2 | 80 |
| Decile 1 | 70 |
| Minimum | 47 |
|
|
- There are 1285 distinct values.
- Mean = 245.473
- Std.dev = 179.012
- 1148 items above graph maximum of 874
- 20564 items have value 0 (Test not completed)
|
Instance 3 : First repeat imaging visit (2019+)
6,700 participants, 17,678 items
| Maximum | 1781 |
| Decile 9 | 447 |
| Decile 8 | 360 |
| Decile 7 | 302 |
| Decile 6 | 255 |
| Median | 210 |
| Decile 4 | 155 |
| Decile 3 | 98 |
| Decile 2 | 78 |
| Decile 1 | 68 |
| Minimum | 51 |
|
|
- There are 805 distinct values.
- Mean = 235.153
- Std.dev = 164.846
- 94 items above graph maximum of 826
- 1650 items have value 0 (Test not completed)
|
