Development of a Quality Measure for Adults with Post-Traumatic Stress Disorder. APPENDIX H: Exploratory and Confirmatory Factor Analysis Model Fit Statistics

05/01/2019

TABLE H.1. EFA Model Fit Statistics
Model Fit Information EFA Solution
5-Factor 6-Factor 7-Factor 8-Factor
RMSEA 0.043 0.037 0.032 0.027
CFI 0.958 0.971 0.979 0.986
TLI 0.946 0.960 0.969 0.979
Number of parameters 203 240 276 311
Degrees of freedom 661 624 588 553
NOTES: RMSEA is the Root Mean Squared Error of Approximation (<0.1 is the minimally accepted cut-off; <0.05 is desired); CFI is Comparative Fit Index (>0.9 is the minimally accepted cut-off; >0.95 is desired); TLI is a Tucker-Lewis Index (>0.9 is the minimally accepted cut-off; >0.95 is desired).

 

TABLE H.2. CFAA Model Fit Statistics
Estimator Fit Statistics Sample
Supervisor Clinician Client
Bayesian PPP 0.180 0.148 0.370
WLSMV RMSEA 0.053 0.054 0.054
CFI 0.924 0.808 0.893
TLI 0.924 0.797 0.883
NOTE: PPP is a Posterior Predictive P-value; RMSEA is the Root Mean Squared Error of Approximation (<0.1 is the minimally accepted cut-off; <0.05 is desired); CFI is Comparative Fit Index (>0.9 is the minimally accepted cut-off; >0.95 is desired); TLI is a Tucker-Lewis Index (>0.9 is the minimally accepted cut-off; >0.95 is desired).
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