Model χ2 df χ2df RMSEA [CI] SRMR CFI ECVI [CI] 2-factor model 293.33 75 3.91 .081 [.071 – .091] .0555 .888 .857 [.747 – .984] 1-factor model 296.45 76 3.90 .081 [.071 – .091] .0559 .887 .859 [.749 – .987] 1-factor modela 215.20 72 2.99 .067 [.057 – .077] .0477 .926 .695 [.604 – .803] Notes: aOne-factor model as suggested by the original authors with covariations between items 1 and 2, 6 and 7, 8 and 9, 10 and 11, 12 and 13. RMSEA: Root Mean Square Error of Approximation; SRMR: Standardized Root Mean Squared Residual; CFI: Comparative Fit Index; ECVI = Expected Cross Validation Index

Table 4: Results of the confirmatory factor analysis (n= 446)

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