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
 - Social support from intimates
 - Our Classification
 - 
            
 - 
                        
 - Remarks
 - Adapted from a scale developed by Henderson e.a.,1981)
 - Operationalization
 - 4-item index of closed questions on the quantity of support sources of intimates (spouse, etc) and the parent's perceived satisfaction with the support avaiable. Satisfaction was rated on a 4-point scale,ranging from very satisfied to very dissatisfied
 
Observed Relation with Happiness
T1 T2 T3
Support:T1: +.37 (01) +.37 (01) 0 (ns)
Support:T2: +.37 (01) 0 (ns)
Support:T3: + .30 (05)
rpc controlled for
1. demographic covariates (age, education,
numberof children, receipt of public
assistance,infant birth status (premature or full
term));
2. stress
Tl: child 1 month,
T2: child 8 months,
T3: child 18 months