Terman Life-Cycle Study of Children with High Ability
The study aimed to discover similarities and differences between a group of children with high intelligence quotients and a group of children typical of the general population. It also aimed to replace myths about intellectually superior children with documented facts.
Overview
- Acronym
- Terman
- Website
- Terman
- Investigators
-
General Design
- Study design
- Cohort
- Start - End Year
- 1922 - 1991
- General Information on Follow Up (profile, frequency)
-
Participants were restudied at 5 to 10 years intervals over the subsequent 70 years.
- Recruitment Target
-
- Individuals
- Number of Participants
- 1,528
- Supplementary information about number of participants
-
1470 children with an IQ of 135 or above
58 siblings
Access
Availability of data and biosamples
| Possible Access to Data | |
| Possible Access to Biosamples | |
| Other |
|
Marker Paper
Schwartz JE, Friedman HS, Tucker JS, Tomlinson-Keasey C, Wingard DL, Criqui MH. Sociodemographic and psychosocial factors in childhood as predictors of adult mortality. American journal of public health. 1995; 85(9): 1237-45.
PUBMED 7661231Timeline
Populations
The population is composed of children in California with a Stanford-Binet IQ of 135 and above in 1922.
Selection Criteria
- Minimum age
-
6
- Maximum age
-
17
- Countries
-
- United States of America
- Territory
-
California
- Other Criteria
-
The participants had to be attending public schools in California to be selected.
Sources of Recruitment
- Specific Population
-
- Other specific population : Teachers nominated "the brightest" and "the youngest" child in their class with the aim of having a reasonably random sample of California children with IQs in the upper 1% of the population.
Sample Size
- Number of Participants
- 1,470
Data Collection Events
| # | Name | Data sources | Data sources - Biosamples | Start | End |
|---|---|---|---|---|---|
| 0 | Terman - 1922 |
|
1922 | 1922 | |
| 1 | Terman - 1928 |
|
1928 | 1928 | |
| 2 | Terman - 1936 |
|
1936 | 1936 | |
| 3 | Terman - 1940 |
|
1940 | 1940 | |
| 4 | Terman - 1945 |
|
1945 | 1945 | |
| 5 | Terman - 1950 |
|
1950 | 1950 | |
| 6 | Terman - 1955 |
|
1955 | 1955 | |
| 7 | Terman - 1960 |
|
1960 | 1960 | |
| 8 | Terman - 1972 |
|
1972 | 1972 | |
| 9 | Terman - 1977 |
|
1977 | 1977 | |
| 10 | Terman - 1982 |
|
1982 | 1982 | |
| 11 | Terman - 1986 |
|
1986 | 1986 | |
| 12 | Terman - 1991 |
|
1991 | 1991 |
The participants were siblings of the children with high ability enrolled in the study and were added as a comparison group.
Selection Criteria
- Countries
-
- United States of America
- Territory
-
California
Sources of Recruitment
- Specific Population
-
-
Other specific population :
Siblings of the children participating in the study.
-
Other specific population :
Sample Size
- Number of Participants
- 58
Data Collection Events
| # | Name | Data sources | Data sources - Biosamples | Start | End |
|---|---|---|---|---|---|
| 0 | Terman - 1928 |
|
1928 | 1928 | |
| 1 | Terman - 1936 |
|
1936 | 1936 | |
| 2 | Terman - 1940 |
|
1940 | 1940 | |
| 3 | Terman - 1945 |
|
1945 | 1945 | |
| 4 | Terman - 1950 |
|
1950 | 1950 | |
| 5 | Terman - 1955 |
|
1955 | 1955 | |
| 6 | Terman - 1960 |
|
1960 | 1960 | |
| 7 | Terman - 1972 |
|
1972 | 1972 | |
| 8 | Terman - 1977 |
|
1977 | 1977 | |
| 9 | Terman - 1982 |
|
1982 | 1982 | |
| 10 | Terman - 1986 |
|
1986 | 1986 | |
| 11 | Terman - 1991 |
|
1991 | 1991 |
Participating Studies
| Acronym | Name | Study design | Countries |
|---|
Harmonization Initiatives Included
| Acronym | Name |
|---|
Datasets
| Name | Data Collection Events | Variables |
|---|
Areas of Information Collected
- Socio-demographic and economic characteristics
- Death
- Lifestyle and behaviours
- Physical measures and assessments
- Birth, pregnancy and reproductive health history
- Laboratory measures
- Perception of health, quality of life, development and functional limitations
- Cognition, personality and psychological measures and assessments
- Diseases
- Life events, life plans, beliefs and values
- Symptoms and signs
- Preschool, school and work life
- Medication and supplements
- Social environment and relationships
- Non-pharmacological interventions
- Physical environment
- Health and community care services utilization
- Administrative information
Variables Content Summary
Areas of Information Collected
Areas of Information Collected per per Population and Data Collection Event
Networks
| Acronym | Name | Harmonization Initiatives | Individual Studies |
|---|