Table 1.

Summary of Studies Included in the Meta-Analysis (n=95)

^*Sample type: 1, school-based; 2, community-based; 3, psychiatric-based; 4, probation center-based, random sample.

^†Age: 1, elementary student; 2, middle school student; 3, high school student; 4, above university/college student; 5, middle and high school student; 6, above high school student; 7, elementary to high school student; 8, above middle school student.

^‡Gender: 1, male only; 2, female only; 3, female and male.

^§Addiction measure: 1, Internet Addiction Test (IAT⁴²); 2, the K-scale⁴⁸; 3, Internet Game Addiction Diagnostic Scale⁴⁹; 4, game addiction version of the IAT⁴²; 5, game addiction version of the K-scale⁴⁸; 6, the Internet Game Addiction Scale⁵⁰; 7, the Internet Addiction Scale for Korean Adolescent⁵¹; 8, the Maladaptive Game Use Scale⁵²; 9, the Pathological Online Game Use scale³¹; 10, the Internet Addiction Index⁵³; 11, the child version of the K-Scale (2011)⁵⁴.

^∥Source of information: 1, self; 2, parent; and 3, teacher.