Findings on happiness in Iannotti et al. (2009): study ZZ Developed nations 2008

Publication
Author(s)Iannotti, R.J.; Haug, E.; Janssen, I
TitleInterrelationships of Adolescent Physical Activity, Screen-based Sedentarry Behavior and Social and Psychological Health.
SourceInternational Journal of Public Health, 2009, Vol. 54, 191 - 198
DOIDOI:10.1007/s00038-009-5410-z
Investigation
Public11, 13 and 15 aged, 41 nations, 2008-2009
 2008-2009
Survey nameNot available
 Health Behaviour in School-Aged Children (HBSC)
SampleProbability cluster sample
 Cluster sampling, the primary sampling unit being school class (or school where a sampling frame of classes was nog available)
Respondents N =204534
Non ResponseNot available
AssesmentQuestionnaire: paper
 Qestionnaire completed in class
Happiness measure(s) used
Full textSelfreport on single question: Here is a picture of a ladder. Suppose we say that the top of the ladder (10) represents the best possible life for you and the bottom (1) represents the worst possible life for you. Where on the ladder do you feel personally stand at the present time? [ 10 ] best possible life for you [ 9 ] [ 8 ] [ 7 ] [ 6 ] [ 5 ] [ 4 ] [ 3 ] [ 2 ] [ 1 ] worst possible life for you Name: Cantril's self anchoring ladder rating of life (adapted version)
ClassificationC-BW-c-sq-l-10-b
Author's labelLife Satisfaction
Page in publication192
Remarks North America: M=7.4, SD=1.8 Western Europe: M=7.8, SD=1.7 Eastern Europe: M=7.3, SD=1.9 Northern Europe: M=7.9, SD=1.7 Southern Europe: M=7.9, SD=1.8
Finding used in
nation ranks		Yes

Correlational findings

Author's label Our subject description
Physical Activityshow  Active involvement in sports
Physical Activityshow  Current time-usage, also classified as above ↑
Screen-based media useshow  Current time-usage
Screen-based media useshow  Internet, social media, also classified as above ↑
Screen-based media useshow  Time on internet, also classified as above ↑
Screen-based media useshow  Tv watching, radio listening, also classified as above ↑