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Table 4 Confirmatory factor analysis of the GADIS-A

From: Psychometric properties of the Farsi version of the gaming disorder scale for adolescents (GADIS-A)

Model χ2 df P value χ2/df RMSEA SRMR CFI TLI AIC BIC
One-factor 50.525 27 0.0001* 1.871 0.122 0.094 0.856 0.815 1312.2 1346.7
Two-factor 30.225 24   1.259 0.083 0.074 0.934 0.915 1298.0 1338.1
  1. RMSEA Root Mean Square Error of Approximation, SRMR standardized root mean square residual, CFI Comparative Fit Index, TLI Tucker-Lewis index, AIC Akaike’s Information Criterion, BIC Bayesian Information Criterion
  2. 2 significant at p < 0.01