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. Author manuscript; available in PMC: 2015 Jan 29.
Published in final edited form as: J Anxiety Disord. 2011 Oct 7;26(1):102–110. doi: 10.1016/j.janxdis.2011.09.006

Table 4.

Fit indices for confirmatory factor models, n = 1110.

Model Items Factors χ2 Df CFI SRMR RMSEA (90% CI)
Models based on theoretical approach
Initial theoretical CFA model 36 4 2074.40 a 575 0.839 0.053 0.048 (0.046–0.051)
Final theoretical CFA model 34 4 1406.53 b 508 0.896 0.048 0.039 (0.037–0.042)
Undifferentiated theoretical CFA model 34 1 3384.04 c 514 0.667 0.079 0.071 (0.069–0.073)

Note: Significant differences in model fit are represented by comparisons of a with b and b with c. CFI = comparative fit index; SRMR = standardized root mean square residual; RMSEA = root mean square error of approximation.