Data
7,561,464 items of data are available, covering 496,387 participants, encoded using Data-Coding
92.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Array indices run from 0 to 11.
| Category | Count |
| Equals-sign "=" | 944573 |
| Fir-tree (3 overlapping triangles) | 314893 |
| Hollow circle | 945157 |
| Hollow square | 945012 |
| Rugby-post "H" | 315109 |
| Smiley face | 315301 |
| Solid circle | 945530 |
| Heart | 0 |
| Diamond | 0 |
| Four squares | 0 |
| Lightning bolt | 0 |
| Top-hat | 0 |
| Linked squares | 0 |
| Diagonal cross | 0 |
| Crescent | 0 |
| Sitting cat | 0 |
| Bow tie | 0 |
| House | 0 |
| Horse-shoe "U" | 0 |
| Star | 0 |
| Person | 0 |
| Knife and fork | 0 |
| Solid square | 945930 |
| Triangle | 945284 |
| Vertical/horizontal cross "+" | 944675 |
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
495,122 participants, 5,941,464 items
| Category | Count |
| Equals-sign "=" | 742361 |
| Fir-tree (3 overlapping triangles) | 247348 |
| Hollow circle | 743304 |
| Hollow square | 742327 |
| Rugby-post "H" | 247526 |
| Smiley face | 247633 |
| Solid circle | 742481 |
| Heart | 0 |
| Diamond | 0 |
| Four squares | 0 |
| Lightning bolt | 0 |
| Top-hat | 0 |
| Linked squares | 0 |
| Diagonal cross | 0 |
| Crescent | 0 |
| Sitting cat | 0 |
| Bow tie | 0 |
| House | 0 |
| Horse-shoe "U" | 0 |
| Star | 0 |
| Person | 0 |
| Knife and fork | 0 |
| Solid square | 743316 |
| Triangle | 742898 |
| Vertical/horizontal cross "+" | 742270 |
Instance 1 : First repeat assessment visit (2012-13)
20,309 participants, 243,708 items
| Category | Count |
| Equals-sign "=" | 30471 |
| Fir-tree (3 overlapping triangles) | 10253 |
| Hollow circle | 30508 |
| Hollow square | 30480 |
| Rugby-post "H" | 10222 |
| Smiley face | 10118 |
| Solid circle | 30532 |
| Heart | 0 |
| Diamond | 0 |
| Four squares | 0 |
| Lightning bolt | 0 |
| Top-hat | 0 |
| Linked squares | 0 |
| Diagonal cross | 0 |
| Crescent | 0 |
| Sitting cat | 0 |
| Bow tie | 0 |
| House | 0 |
| Horse-shoe "U" | 0 |
| Star | 0 |
| Person | 0 |
| Knife and fork | 0 |
| Solid square | 30398 |
| Triangle | 30475 |
| Vertical/horizontal cross "+" | 30251 |
Instance 2 : Imaging visit (2014+)
94,752 participants, 1,137,024 items
| Category | Count |
| Equals-sign "=" | 142038 |
| Fir-tree (3 overlapping triangles) | 47367 |
| Hollow circle | 141591 |
| Hollow square | 142233 |
| Rugby-post "H" | 47317 |
| Smiley face | 47462 |
| Solid circle | 142569 |
| Heart | 0 |
| Diamond | 0 |
| Four squares | 0 |
| Lightning bolt | 0 |
| Top-hat | 0 |
| Linked squares | 0 |
| Diagonal cross | 0 |
| Crescent | 0 |
| Sitting cat | 0 |
| Bow tie | 0 |
| House | 0 |
| Horse-shoe "U" | 0 |
| Star | 0 |
| Person | 0 |
| Knife and fork | 0 |
| Solid square | 142127 |
| Triangle | 141953 |
| Vertical/horizontal cross "+" | 142367 |
Instance 3 : First repeat imaging visit (2019+)
19,939 participants, 239,268 items
| Category | Count |
| Equals-sign "=" | 29703 |
| Fir-tree (3 overlapping triangles) | 9925 |
| Hollow circle | 29754 |
| Hollow square | 29972 |
| Rugby-post "H" | 10044 |
| Smiley face | 10088 |
| Solid circle | 29948 |
| Heart | 0 |
| Diamond | 0 |
| Four squares | 0 |
| Lightning bolt | 0 |
| Top-hat | 0 |
| Linked squares | 0 |
| Diagonal cross | 0 |
| Crescent | 0 |
| Sitting cat | 0 |
| Bow tie | 0 |
| House | 0 |
| Horse-shoe "U" | 0 |
| Star | 0 |
| Person | 0 |
| Knife and fork | 0 |
| Solid square | 30089 |
| Triangle | 29958 |
| Vertical/horizontal cross "+" | 29787 |