Table 4 Model fit index
Variablea | PGFI | PNFI | RMSEA | GFI | AGFI | NFI | RFI | IFI | TLI | CFI |
|---|---|---|---|---|---|---|---|---|---|---|
Reference value |  > 0.5 |  > 0.5 |  < 0.08 |  > 0.9 |  > 0.9 |  > 0.9 |  > 0.9 |  > 0.9 |  > 0.9 |  > 0.9 |
Fit index | 0.644 | 0.742 | 0.072 | 0.943 | 0.917 | 0.950 | 0.936 | 0.955 | 0.942 | 0.955 |