Study Crnic et al. (1984): study US 1981
- Public
- Mother-child pairs, followed 18 months after birth, USA, 1981-82
- Sample
- Respondents
- N = 105
- Non Response
- Attrition at T2: 10%, at T3: 14%
- Assessment
-
Multiple assesment methods
Structured interview/questionnaire/laboratory observation
Correlate
- Authors's Label
- Age
- Our Classification
-
-
- Operationalization
- Years of age