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Table 1 Model fit statistics for alternative models of ICD-11 PTSD based on the ITQ-CA (n = 111)

From: Validation of the International Trauma Questionnaire—Child and Adolescent Version (ITQ-CA) in a Chinese mental health service seeking adolescent sample

Model

χ2

df

p

CFI

TLI

RMSEA (90% CI)

SRMR

BIC

6-factor

54.567

39

0.050

0.965

0.940

0.060 (0.000–0.312)

0.043

4067.077

2nd Order

55.663

47

0.181

0.980

0.972

0.041 (0.000–0.078)

0.045

4033.423

  1. χ2, Chi-square Goodness of Fit statistic; df, degrees of freedom; p, probability value; CFI , Comparative Fit Index; TLI, Tucker Lewis Index; RMSEA (90% CI), Root-Mean-Square Error of Approximation with 90% confidence intervals; SRMR , Standardized Square Root Mean Residual; BIC, Bayesian Information Criterion