Cognitive abilities measured in the 1946 National Survey of Health and Development
Explore what cognitive ability domains were measured in the 1946 National Survey of Health and Development (NSHD) cohort by age and test used.
For background guidance on the table below, see the main harmonisation feasibility page in this guide.
| Test | 8 yrs | 11 yrs | 15 yrs | 26 yrs | 43 yrs | 53 yrs | 60-64 yrs | 68-70 yrs |
|---|---|---|---|---|---|---|---|---|
| Reading Comprehension | Gc/Grw | |||||||
| Word Reading | Grw | Grw | ||||||
| Vocabulary | Gc | Gc | ||||||
| Picture Intelligence | Gf | |||||||
| General Ability Test (verbal and non-verbal) | G/Gc/Gf | |||||||
| Arithmetic Test | Gq | |||||||
| Alice Heim Group Ability Test | G/Gc/Gf | |||||||
| Watts-Vernon Reading Test | Gc/Grw | Gc/Grw | ||||||
| Mathematics Test | Gq | |||||||
| Verbal Learning/Word List Recall | Glr | Glr | Glr | Glr | ||||
| Long Term Recall | Glr | |||||||
| Visual Memory | Glr/Gv | |||||||
| Timed Letter Search/Letter Cancellation | Gv/Gs | Gv/Gs | Gv/Gs | Gv/Gs | ||||
| Motor Speed and Praxis | Gp | |||||||
| National Adult Reading Test (NART) | Gc/Grw | |||||||
| Verbal Fluency (animal naming) | Glr | |||||||
| Prospective Memory | NA | |||||||
| Delayed Verbal Memory | Glr | |||||||
| Reaction Time Test | Gt | |||||||
| Finger Tapping Test | Gp | |||||||
| Addenbrooke’s Cognitive Examination (5 domains) | G |
Notes.
Gf=Fluid reasoning/fluid intelligence; Glr=Long-term storage & retrieval; Gs=Processing speed; Gc=Acquired knowledge/crystallised intelligence; Grw=Reading and writing; Gq=Quantitative knowledge; Gv=Visual processing; Gp=Psychomotor ability; G=General/multi-domain cognitive ability factor; NA=Not applicable (no Cattell-Horn-Carroll ability type measured).
Explanations of the individual ability domains are provided in the introductory section of this guide.
Find out more about each of the cognitive tests administered to the NSHD cohort in our searchable overview of measures.