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Correlational findings

Study Yoo et al. (2014): study KR 2011

Public:
12-19 aged, middle and high-school students, South Korea, 2011
Survey name:
KR-KYRBWS-VI 2011
Sample:
Respondents:
N = 73238
Non Response:
Assessment:
Questionnaire: web

Correlate

Authors's label
Internet overuse
Our Classification
Operationalization
Selfreport on 20 questions, divided into 6 factors:
a - disturbance of adaptive functions (6 items)
b - addictive automativ thought (1 item)
c - withdrawal (4 items)
d - virtual interpersonal relationships (3 items)
e - deviant behavior (2 items)
f  -  tolerance (4 items)

Ratings per question:
4 Always
.
.
1 Not at all

Scores range from 20 to 80.

A Internet addicts (IA):
  - total score >52
  - disturbance of adaptive functions: score >16
  - withdrawal score >10
  - tolerance score >12

B Potential internet addicts (PIA):
  - total score 48-52
  - disturbance of adaptive functions: score 14-16
  - withdrawal score 9-10
  - tolerance score 11-12

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks M-FH-cm-sq-v-5-d D% = - A Internet addicts

BOYS                     
Happiness level   % addicts     
Very much/much     2.7        
Moderately         4.1
Slightly/never     8.9
difference Slightly/never-Verymuch/much=6.2%

GIRLS                     
Happiness level   % addicts     
Very much/much     1.0        
Moderately         1.9
Slightly/never     5.4
difference Slightly/never-Verymuch/much=4.4%
M-FH-cm-sq-v-5-d OR = - BOYS
Happiness level             OR     CI95
Very much/much (reference)  1      
Moderately                  1.10  0.96-1.27
Slightly/never              1.63  1.40-1.90

GIRLS
Happiness level             OR     CI95
Very much/much (reference)  1      
Moderately                  1.14  0.93-1.40
Slightly/never              1.91  1.49-2.45
M-FH-cm-sq-v-5-d D% = - B Potential internet addicts (PIA)

BOYS                     
Happiness level   % PIA     
Very much/much    14.1        
Moderately        19.4
Slightly/never    30.0
difference Slightly/never-Verymuch/much=15.9%

GIRLS                     
Happiness level   % addicts     
Very much/much     8.8        
Moderately        11.5
Slightly/never    21.6
difference Slightly/never-Verymuch/much=12.8%
M-FH-cm-sq-v-5-d OR = - BOYS
Happiness level             OR     CI95
Very much/much (reference)  1      
Moderately                  1.15  1.06-1.24
Slightly/never              1.60  1.44-1.78

GIRLS
Happiness level             OR     CI95
Very much/much (reference)  1      
Moderately                  0.94  0.86-1.03
Slightly/never              1.46  1.30-1.64