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Internet Gaming Disorder Scale-Short Form (IGDS9-SF)
Psychology: Health & SleepReliability: alpha 0.873 sample items
About this scale
A 9-item measure of internet gaming disorder mapped to DSM-5 criteria. Score ≥ 5 endorsements indicates probable IGD.
Sample item(s)
“Do you feel preoccupied with your gaming behavior?”
“Do you feel more irritability, anxiety, or even sadness when you try to either reduce or stop your gaming activity?”
“Have you systematically failed when trying to control or cease your gaming activity?”
Reliability
Reported internal consistency: alpha 0.87. As a rule of thumb, Cronbach’s α ≥ .70 is considered acceptable, ≥ .80 good, and ≥ .90 excellent for established measures.
Notes
Free for academic use.
Source & citation
Pontes, H. M., & Griffiths, M. D. (2015): Measuring DSM-5 internet gaming disorder: Development and validation of a short psychometric scale. Computers in Human Behavior, Vol. 45, pp. 137–143.
Source. Scale details are summarised from the publication cited above. Always consult the original source for the full item set, scoring, and permission to use.
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