Data
1,289,304 items of data are available, covering 498,709 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 | 425 |
| Decile 8 | 334 |
| Decile 7 | 278 |
| Decile 6 | 232 |
| Median | 187 |
| Decile 4 | 136 |
| Decile 3 | 97 |
| Decile 2 | 78 |
| Decile 1 | 68 |
| Minimum | 40 |
|
|
- There are 2157 distinct values.
- Mean = 222.785
- Std.dev = 173.313
- 12901 items above graph maximum of 782
- 55887 items have value 0 (Test not completed)
|
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,529 participants, 995,058 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 = 217.646
- Std.dev = 171.651
- 11230 items above graph maximum of 755
- 29402 items have value 0 (Test not completed)
|
Instance 1 : First repeat assessment visit (2012-13)
20,328 participants, 40,656 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 = 200.915
- Std.dev = 154.007
- 322 items above graph maximum of 697
- 416 items have value 0 (Test not completed)
|
Instance 2 : Imaging visit (2014+)
84,217 participants, 221,882 items
| Maximum | 5633 |
| Decile 9 | 480 |
| Decile 8 | 381 |
| Decile 7 | 319 |
| Decile 6 | 268 |
| Median | 219 |
| Decile 4 | 160 |
| Decile 3 | 103 |
| Decile 2 | 81 |
| Decile 1 | 70 |
| Minimum | 47 |
|
|
- There are 1354 distinct values.
- Mean = 249.085
- Std.dev = 182.115
- 1332 items above graph maximum of 890
- 23428 items have value 0 (Test not completed)
|
Instance 3 : First repeat imaging visit (2019+)
12,158 participants, 31,708 items
| Maximum | 1820 |
| Decile 9 | 469 |
| Decile 8 | 376 |
| Decile 7 | 314 |
| Decile 6 | 265 |
| Median | 217 |
| Decile 4 | 159 |
| Decile 3 | 100 |
| Decile 2 | 80 |
| Decile 1 | 70 |
| Minimum | 51 |
|
|
- There are 918 distinct values.
- Mean = 244.219
- Std.dev = 172.501
- 164 items above graph maximum of 868
- 2641 items have value 0 (Test not completed)
|
