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Results from unweighted least-square confirmatory factor analysis.
| Fit indices | Unweighted least squares | |||
|
|
Poker players | WoW players | ||
|
|
IAT20a (n=107) | IAT17b (n=116) | IAT20 (n=460) | IAT17 (n=471) |
| Root-mean-square residual | .08 | .07 | .08 | .08 |
| Goodness-of-fit index | .97 | .97 | .97 | .97 |
| Adjusted goodness-of-fit index | .97 | .97 | .96 | .97 |
| Normed-fit index | .96 | .96 | .95 | .96 |
aThe 20-item Internet Addiction Test (IAT20).
bThe 17-item Internet Addiction Test (IAT17).
