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Correlational findings

Study Ozawa & Hofstetter (2004a): study JP 1997

Public
Women, aged 24-38, followed 2 years, Japan, 1997-1999
Survey name
Unnamed study
Sample
Respondents
N = 1537
Non Response
Assessment
Questionnaire: Paper & Pencil Interview (PAPI)
not reported, assumed.

Correlate

Authors's Label
Adopting mobile phone
Our Classification
Distribution
Diffusion percentage:
1997: 53%; 1998: 68%; 1999: 78% (calculated by WDH staff)
Operationalization
Selfreport on single question:
Start to use mobile phone in 1998 and/or 1999:
0: non-adopters
(those that have access to mobile phone in neither year)
1: adopters
(those that started mobile phone in later year but not in the first year)
Full question was not reported.

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-HL-?-sq-v-5-e DM = + ns CHANGE in average happiness level:
0:           -0.02
1:           +0.03
-difference: +0.05
O-SL?-?-sq-v-5-g DM = + ns 0:           +0.01
1:           +0.02
-difference: +0.01