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. 2018 Apr 25;55(3):225–232. doi: 10.5152/npa.2017.17017

Table 5.

Reliability analysis for the scale and subscales of online game addiction scale

Cronbach Alpha Internal Consistency Coefficient Spearman-Brown Split Half Reliability Test-Retest Reliability
OGAS 0.91 0.94 0.94
Malfunctions Factor 0.90 0.91 0.82
Success Factor 0.88 0.88 0.71
Economic Profits Factor 0.83 0.88 0.83

OGAS: Online Gaming Addiction Scale