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Table 1 Model fit indices for the original five-factor model of the ED-CBQ and the Four-factor model of the ED-CBQ-R

From: Assessing negative core beliefs in eating disorders: revision of the Eating Disorder Core Beliefs Questionnaire

Fit index

ED-CBQ

Full sample

(n = 763)

ED-CBQ

ED-symptomatic subgroup

(n = 384)

ED-CBQ-R

Full sample

(n = 763)

ED-CBQ-R

ED-symptomatic subgroup

(n = 384)

χ2/df

5.30

3.31

3.19

1.98

CFI

.79

.77

.97

.97

TLI

.77

.76

.96

.96

NFI

.75

.70

.95

.94

RMSEA

.075

.078

.054

.051

[90% CI]

[.073, .077]

[.074, .081]

[.047, .061]

[.039, .062]

  1. Absolute fit indices: χ2/df = chi-square/degrees of freedom. ED = Eating Disorder; ED-CBQ = Eating Disorder Core Beliefs Questionnaire; ED-CBQ-R = Eating Disorder Core Beliefs Questionnaire Revised; Comparative fit indices: CFI = Comparative fit index; TLI = Tucker-Lewis index; NFI = normed fit index. RMSEA = root mean square error of approximation; CI = confidence interval