Name of category | Acronym | Explication | Cut-off for Accepted fit | Reference |
Absolute Fit measure | CMIN/Df | Chi-square divided by Degree of Freedom | ≤3 = acceptable fit ≤5 = reasonable fit | [66] [67] |
GFI | Goodness of Fit Index | 1 = perfect fit ≥0.95 = excellent fit ≥0.9 = acceptable fit | [60] [68] | |
RME | Root Mean Squared Residual | ≤0.05 = acceptable fit ≤0.07 = acceptable fit | [69] [70] | |
RMSEA | Root Mean Square Error of Approximation | ≤0.01 = Excellent fit ≤0.05 = acceptable fit >0.05 and ≤0.08: mediocre fit | [71] | |
Incremental fit measure | NFI | Normed Fit Index | 1 = perfect fit ≥0.90 = acceptable fit | [72] |
CFI | Comparative Fit Index | 1 = perfect fit ≥0.95 = excellent fit ≥0.90 = acceptable fit | [73] [74] | |
TLI | Tucker-Lewis index | ≥0.90 = acceptable fit | [64] | |
IFI | Incremental Fit Index | ≥0.90 = acceptable fit, but the index can exceed 1 | [75] | |
Construct Reliability | CR | Composite Reliability | CR ≥ 0.7 | [76] |
Construct Validity | AVE | Average Variance Extracted | AVE > 0.5 | [65] |