Model | Goodness-of-Fit Index | Value before removing (IERs) | Value after removing (IERs) | CFA Model-Data Fit Difference | ranges values of Fit Index | Threshold/ fitting value | |
Model 1 (6 extra negative items) | Chi-square = \cmin | ||||||
χ2/DF | 2.706 | 2.529 | 0.177 | 0 to 5 | <5 | ||
Absolute Fit indexes | |||||||
RMSEA | 0.083 | 0.081 | 0.002 | 0.05 > RMSEA > 0.08 | <0.05 | ||
GFI | 0.754 | 0.751 | −0.003 | 0 > GFI > 1 | >0.90 | ||
Incremental Fit Indexes | |||||||
NFI | 0.757 | 0.758 | 0.001 | 0 > NFI > 1 | >0.90 | ||
CFI | 0.830 | 0.836 | 0.006 | 0 > CFI > 1 | >0.90 | ||
IFI | 0.832 | 0.838 | 0.006 | 0 > IFI > 1 | >0.90 | ||
Model 2 (4 extra negative items) | Chi-square = \cmin | ||||||
χ2/DF | 3.530 | 3.478 | 0.052 | 0 to 5 | <5 | ||
Absolute Fit indexes | |||||||
RMSEA | 0.101 | 0.104 | −0.003 | 0.05 > RMSEA > 0.08 | <0.05 | ||
GFI | 0.744 | 0.735 | −0.009 | 0 > GFI > 1 | >0.90 | ||
Incremental Fit Indexes | |||||||
NFI | 0.646 | 0.635 | −0.011 | 0 > NFI > 1 | >0.90 | ||
CFI | 0.715 | 0.706 | −0.009 | 0 > CFI > 1 | > 0.90 | ||
IFI | 0.718 | 0.710 | −0.008 | 0 > IFI > 1 | >0.90 | ||
Model 3 (2 extra negative items) | Chi-square = \cmin | ||||||
χ2/DF | 1.981 | 2.266 | −0.285 | 0 to 5 | <5 | ||
Absolute Fit indexes | |||||||
RMSEA | 0.090 | 0.078 | 0.012 | 0.05 > RMSEA > 0.08 | <0.05 | ||
GFI | 0.692 | 0.763 | 0.071 | 0 > GFI > 1 | >0.90 | ||
Incremental Fit Indexes | |||||||
NFI | 0.582 | 0.645 | 0.063 | 0 > NFI > 1 | >0.90 | ||
CFI | 0.730 | 0.760 | 0.030 | 0 > CFI > 1 | >0.90 | ||
IFI | 0.738 | 0.765 | 0.027 | 0 > IFI > 1 | >0.90 | ||