Data
38,782 items of data are available, covering 34,768 participants.
Defined-instances run from 2 to 3, labelled using Instancing
2.
Units of measurement are error-count.
| Maximum | 165 |
| Decile 9 | 5 |
| Decile 8 | 2 |
| Decile 7 | 1 |
| Decile 6 | 1 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 79 distinct values.
- Mean = 2.0451
- Std.dev = 5.39662
- 1784 items above graph maximum of 10
|
2 Instances
Instance 2 : Imaging visit (2014+)
33,742 participants, 33,742 items
| Maximum | 113 |
| Decile 9 | 5 |
| Decile 8 | 2 |
| Decile 7 | 1 |
| Decile 6 | 1 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 76 distinct values.
- Mean = 2.08482
- Std.dev = 5.37177
- 1583 items above graph maximum of 10
|
Instance 3 : First repeat imaging visit (2019+)
5,040 participants, 5,040 items
| Maximum | 165 |
| Decile 9 | 4 |
| Decile 8 | 2 |
| Decile 7 | 1 |
| Decile 6 | 0 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 47 distinct values.
- Mean = 1.77917
- Std.dev = 5.5528
- 254 items above graph maximum of 8
|
Notes
Total errors traversing alphanumeric path (trail #2). A zero value here does not indicate that the participant completed the trail without problems as it is possible they abandoned during the process prior to making any mistakes - see
Field 6350 to determine whether they actually completed the trail.
1 Related Data-Fields
| Field ID | Description | Relationship |
|---|
| 20248 | Total errors traversing alphanumeric ... | Field 20248 is the online equivalent of Current Field |
