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. Author manuscript; available in PMC: 2017 Nov 1.
Published in final edited form as: Addict Behav. 2016 Jun 14;62:65–72. doi: 10.1016/j.addbeh.2016.06.019

Table 6. Descriptive Statistics of the Dependent, Independent, and Control Variables (N=548).

Variables Coding Mean (SD) or %
Symptoms of Internet Addiction (Mean age=43) No (0) – Yes (1) .08 (.13)
Affective disorders (Mean age=37)
 Major Depressive Episode (MDE) No (0) – Yes (1) 13%
 Generalized Anxiety Disorder (GAD) No (0) – Yes (1) 12%
Alcohol and substance use problems (Mean age=27 – 32)
 Alcohol and substance use problems (Mean age=27) Once or never (1) – Five times or more (4) 1.31 (.49)
 Alcohol and substance use problems (Mean age=32) Once or never (1) – Five times or more (4) 1.25 (.46)
Internalizing Behaviors (Mean age=21)
 Depressive mood Not at all (1) – Extremely (5) 2.12 (.70)
 Anxiety Not at all (1) – Extremely (5) 2.14 (.71)
 Interpersonal difficulty Not at all (1) – Extremely (5) 2.08 (.66)
Conflictual parent-child relationship (Mean age=16)
 Resistance to maternal control Not at all like my child (1) – Very much like my child (4) 1.77 (.7)
 Resistance to paternal control Not at all like my child (1) – Very much like my child (4) 1.64 (.66)
Control variables
Age Years 43 (2.8)
Gender Female (0) – Male (1) 45% (Male)