Description: Record of whether or not fourth world list trial was attempted - at age 60-64 years
This is a flat (unstructured) list which uses integers to represent categories or special values.
| Coding can be downloaded here as a tab-separated file. |
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| Coding | Meaning |
|---|---|
| 1 | Fourth trial attempted (Record of whether 4th word list trial attempted) |
| 2 | Fourth trial not attempted |
| Field ID | Description | Category |
|---|---|---|
| 10456 | Record of whether or not fourth world list trial was attempted - at age 60-64 years | Processing speed |
National Survey of Health and Development 1946 Cohort