Skip to main content
. 2025 Mar 18;17:53. doi: 10.1186/s13102-025-01090-w

Table 3.

Structural equation model fit index values

Model Fit Index Perfect Range Acceptable Range SEM
X2/sd 0 < X2/sd < 2 2 < X2/sd < 5 2.96
RMSEA 0.00 < RMSEA < 0.05 0.05 < RMSEA < 0.10 0.08
GFI 0.90 < GFI < 1.00 0.85 < GFI < 0.90 0.89
CFI 0.95 < CFI < 1.00 0.90 < CFI < 0.95 0.90

Χ2/sd: Chi-square to degrees of freedom; RMSEA: Root Mean Square Error of Approximation; GFI: Goodness of Fit Index; CFI: Comparative Fit Index; SEM: Structural Equation Modeling