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Correlational findings

Study Layard et al. (2013): study GB 2004

Public:
34 aged, United Kingdom, followed from childhood, 2004
Survey name:
UK-British Cohort Study
Sample:
Respondents:
N = 8868
Non Response:
Assessment:
Interview: face-to-face

Correlate

Authors's label
Intellectual performance
Our Classification
Operationalization
Age 5:  Copy designs test score - ability to copy drawings.
Age 10: British Abilities Scales - Test of cognitive attainment akin to IQ.
Age 16: Whether any GCSE pass

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLC-h-sq-n-11-bb r = Intellectual performance assessed at:
- Age 5: r= +.09
- Age 10:r= +.07
- Age 16:r= +.09
O-SLC-h-sq-n-11-bb Beta = +.05 Beta controlled for:
- Good conduct (5,10,16)
- Family economic
- Family psychosocial
- Gender (female)

When limiting intellectual performance up to age 5: beta= +.05
age 10:beta= +.05

Indirect effect of childhood intellectual performance:
Simulated:
beta= +.07
Subtraction of total variance in intellectual performance from childhood performance:
beta= +.08


When limited to intellectual performance at age 5, beta=+.04
Beta controlled for:
- Intellectual performance at age 10 and age 16
- Good conduct at age 5, 10 and 16
- Emotional health at age 5, 10 and 16
- Social class of father when child is 10
- Family income at age 10
- Number of siblings at age 10
- Average employment rate of father at birth, age 5 and 10
- Age when mother left full time education
- Age when father left full time education
- Mother's average mental health at 5 and 10
- Post-marital conception
- Both natural parents live in household at 10
- Gender (female)

When limited to intellectual performance at age 10, beta=-.002.
Beta controlled for:
- Intellectual performance at age 5 and age 16
- Good conduct at age 5, 10 and 16
- Emotional health at age 5, 10 and 16
- Social class of father when child is 10
- Family income at age 10
- Number of siblings at age 10
- Average employment rate of father at birth, age 5 and 10
- Age when mother left full time education
- Age when father left full time education
- Mother's average mental health at 5 and 10
- Post-marital conception
- Both natural parents live in household at 10
- Gender (female)

When limited to intellectual performance at age 16, beta=+.016
Beta controlled for:
- Intellectual performance at age 5 and age 10
- Good conduct at age 5, 10 and 16
- Emotional health at age 5, 10 and 16
- Social class of father when child is 10
- Family income at age 10
- Number of siblings at age 10
- Average employment rate of father at birth, age 5 and 10
- Age when mother left full time education
- Age when father left full time education
- Mother's average mental health at 5 and 10
- Post-marital conception
- Both natural parents live in household at 10
- Gender (female)
O-SLC-h-sq-n-11-bb Beta = -.04 Beta when additionally controlled for:
- Income
- Employed
- Education
- Good conduct (16-34)
- Self-perceived health(26)
- Emotional health (26)