| Study | Crnic et al. (1984): study US 1981 |
| Title | Maternal Stress and Social Support: Effects on the Mother-Infant Relationship from Birth to Eighteen Months. |
| Source | American Journal of Orthopsychiatry, 1984, Vol. 54, 224 - 235 |
| Public | Mother-child pairs, followed 18 months after birth, USA, 1981-82 |
| Sample | Sampling not reported |
| Non-Response | Attrition at T2: 10%, at T3: 14% |
| Respondents N = | 105 |
| Correlate | |
| Author's label | Demographic situation |
| Page in Source | 229 |
| Our classification | Summed effect of earlier conditions |
| Operationalization | a. maternal age b. education c. number of children d. receipt of public assistance e. infant birth status (premature or full term born) |
| Observed Relation with Happiness | ||
| Happiness Measure | Statistics | Elaboration/Remarks |
| O-QLS-c-sq-v-5-a | rpc=+ | Happiness:
Tl T2 T3
T1: +.17(ns) +.34(ns) +.39(ns)
T2: +.25(ns) +.39(ns)
T3: +.06(ns)
T1:child 1 month,
T2:child 8 months,
T3:child 18 months
|
| Code | Full Text |
| O-QLS-c-sq-v-5-a | Selfreport on single question: "When you take everything into consideration, your child, your adult life, etc, how would you describe your current life situation.....?' 1 things are very bad right now 2 3 4 5 things are very good (Response options not fully reported) |
| Symbol | Explanation |
| rpc | PARTIAL CORRELATION COEFFICIENT Type: test statistic Measurement level: Correlate: metric, Happiness: metric Range: [-1; +1] Meaning: a partial correlation between happiness and one of the correlates is that correlation, which remains after accounting for the contribution of the other influences, or some of them, to the total variability in the happiness scores. Under that conditions rpc > 0 « a higher correlate level corresponds with a higher happiness rating, rpc < 0 « a higher correlate level corresponds with a lower happiness rating, |