Development and validation study of Game Overuse Screening Questionnaire.

The aim of this study was to develop a screening questionnaire to distinguish high-risk individuals associated with game overuse from casual internet users. Reliability, validity, and diagnostic ability were evaluated for the newly developed Game Overuse Screening Questionnaire (GOS-Q). Preliminary items were assessed by 50 addiction experts online and 30 questions were selected.

Development and Validation Study of the Internet Overuse Screening Questionnaire.

Objective: Concerns over behavioral and emotional problems caused by excessive internet usage have been developed. This study intended to develop and a standardize questionnaire that can efficiently identify at-risk internet users through their internet usage habits.

Methods: Participants (n=158) were recruited at six I-will-centers located in Seoul, South Korea.