Data
9,821 items of data are available, covering 3,380 participants.
Defined-instances run from 24 to 28, labelled using Instancing
1.
Units of measurement are None.
Data has not been summarised because combining instances would be misleading.
4 Instances
Instance 24 : 1989 - Survey carried out at age 43 years.
2,977 participants, 2,977 items
| Maximum | 3 |
| Decile 9 | 2 |
| Decile 8 | 1 |
| Decile 7 | 1 |
| Decile 6 | 0 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 4 distinct values.
- Mean = 0.475983
- Std.dev = 0.812344
|
Instance 25 : 1999 - Survey carried out at age 53 years.
2,815 participants, 2,815 items
| Maximum | 4 |
| Decile 9 | 2 |
| 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 5 distinct values.
- Mean = 0.782948
- Std.dev = 1.08737
|
Instance 26 : 2006-2010 - Survey carried out at age 60 to 64 years.
2,053 participants, 2,053 items
| Maximum | 3 |
| Decile 9 | 2 |
| Decile 8 | 1 |
| Decile 7 | 1 |
| Decile 6 | 1 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 4 distinct values.
- Mean = 0.683877
- Std.dev = 0.912605
|
Instance 28 : 2015 - Survey carried out at age 69 years.
1,976 participants, 1,976 items
| Maximum | 3 |
| Decile 9 | 2 |
| Decile 8 | 1 |
| Decile 7 | 1 |
| Decile 6 | 1 |
| Median | 0 |
| Decile 4 | 0 |
| Decile 3 | 0 |
| Decile 2 | 0 |
| Decile 1 | 0 |
| Minimum | 0 |
|
|
- There are 4 distinct values.
- Mean = 0.660931
- Std.dev = 0.915129
|
Notes
wlin89 - Word list memory test: Total number of intrusions (Words not on the list) - at age 43 years, wlin99 - Word list memory test: Total number of intrusions (Words not on the list) - at age 53 years, wlin09 - Word list memory test: Total number of intrusions (Words not on the list) - at age 60-64 years, wlin15x - Word list memory test: Total number of intrusions (Words not on the list) - at age 69 years
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