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Table 1 The general characteristics of the study population in this study

From: The association between parental depression and adolescent’s Internet addiction in South Korea

Variables

N/mean

% (weighted)/SD

IAS

Mean

SD

p-value

Parents

 Mother’s depression

0.0049

  Yes

36

4.75

25.61

± 5.08

 

  No

551

95.26

23.53

± 4.33

 

 Father’s depression

0.9898

  Yes

30

4.19

24.38

± 4.55

 

  No

557

95.81

23.59

± 4.38

 

 Mother’s economic status

0.0016

  Salary employee

287

48.76

24.17

± 4.54

 

  Employer or self-employed

91

15.32

23.19

± 4.65

 

  Not employed or unemployed

209

35.92

23.08

± 3.99

 

 Father’s economic status

0.2665

  Salary employee

400

71.19

23.75

± 4.66

 

  Employer or self-employed

157

24.32

23.20

± 3.55

 

  Not employed or unemployed

30

4.50

23.93

± 4.70

 

 Mother’s education level

0.1000

  High school or under

347

56.53

23.90

± 4.62

 

  University or above

240

43.47

23.27

± 4.01

 

 Father’s education level

0.0003

  High school or under

318

48.81

24.32

± 4.72

 

  University or above

269

51.19

22.97

± 3.86

 

 Household income

0.5061

  Low

147

19.78

23.82

± 4.16

 

  Mid-low

149

22.97

23.37

± 4.08

 

  Mid-high

148

25.63

24.04

± 4.59

 

  High

143

31.62

23.36

± 4.72

 

Adolescents

 Gender

< 0.0001

  Male

293

52.28

24.44

± 4.62

 

  Female

294

47.72

22.73

± 3.98

 

 School type

 

  Elementary school

303

41.70

23.24

± 3.90

 

  High school

284

58.30

23.90

± 4.84

 

 Academic performance

< 0.0001

  Bad or very bad

105

19.44

25.28

± 5.61

 

  Normal

199

36.50

23.70

± 4.72

 

  Good or very good

283

44.07

22.83

± 3.34

 

 Academic achievement stress scorea

8.74

± 2.92

   

 Depression and anxiety scorea

4.14

± 4.38

   

 Attention problems scorea

3.45

± 3.79

   

 Social problem scorea

2.35

± 2.84

   

 Delinquency scorea

0.73

± 1.45

   

 Aggression scorea

2.79

± 3.69

   

 Total

587

100.00

23.64

± 4.38

 
  1. aMean and standard deviation (SD) of the continuous independent variables in this study