Correlational findings | World Database of Happiness

Study Gartstein & Rothbart (2002): study US Oregon 1997

Public: 3-12 months aged infants, Oregon, United States, 199?
Survey name: Unnamed study
Sample
Respondents: N = 361
Non Response: 24%
Assessment: Questionnaire: Paper & Pencil Interview (PAPI)
Revised Infant Behavior Questionnaire; Raters mostly mothers (90%), data also collected from secondary caregiver (58% fathers) of 26 infants (4-12 months aged)

Authors's Label

Age

Our Classification

Operationalization

Group1: 3- 6 Months
Group2: 6- 9 Months
Group3: 9-12 Months

Happiness Measure

Statistics

Elaboration / Remarks

DM =

Group 1: M=5.67 sd=0.79
Group 2: M=6.03 sd=0.59
Group 3: M=6.15 sd=0.57

DM =

Group 1: M=5.32 sd=0.85
Group 2: M=5.07 sd=0.95
Group 3: M=4.84 sd=0.88