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Table 3 Goodness of fit for the three CFA models tested

From: Psychometric evaluation of Persian version of Diabetes Acceptance Scale (DAS)

Model

Goodness of fit Indices

χ2( df)

CFI

TLI

SRMR

RMSEA

1 – Three first order factors

959.9 (148)

0.956

0.949

0.084

0.117

2 – Second order factor

959.9 (148)

0.956

0.949

0.084

0.117

3 -- Bi-factor model

4062.8 (133)

0.786

0.725

0.165

0.272