| Model | Factor | χ2/df | RMSEA | IFI | CFI | TLI |
| Four-factor model | PP, SE, JA, II | 2.978 | 0.082 | 0.913 | 0.913 | 0.903 |
| Three-factor model | PP, SE + JA, II | 3.340 | 0.102 | 0.832 | 0.850 | 0.826 |
| Two-factor model | PP + SE + JA, II | 3.870 | 0.113 | 0.753 | 0.723 | 0.630 |
| Single factor model | PP + SE + JA + II | 4.235 | 0.137 | 0.712 | 0.712 | 0.605 |