Table 4 The goodness of fit statistics for the five models and model comparison
Model | χ2 | df | χ2 /df | CFI | TLI | RMSEA | SRMR | Model comparison | Δχ2 (Δdf) | P |
|---|---|---|---|---|---|---|---|---|---|---|
M1 | 63.799 | 25 | 2.552 | 0.957 | 0.888 | 0.079 | 0.081 | - | - | - |
M2 | 59.453 | 24 | 2.477 | 0.961 | 0.893 | 0.077 | 0.075 | M2 vs. M1 | 4.35(1) | <0.05 |
M3 | 55.663 | 23 | 2.420 | 0.964 | 0.897 | 0.075 | 0.070 | M3 vs. M2 | 3.79(1) | >0.05 |
M4 | 55.242 | 23 | 2.402 | 0.965 | 0.899 | 0.075 | 0.068 | M4 vs. M2 | 4.211(1) | <0.05 |
M5 | 44.801 | 19 | 2.358 | 0.972 | 0.902 | 0.074 | 0.065 | M5 vs. M4 | 10.441(4) | <0.05 |