Table 2.
Measurement Invariance Models
| Model | χ2 | df | CFI | TLI | RMSEA | SRMR | Model Comparison | Δχ2 | ΔCFI | ΔRMSEA |
|---|---|---|---|---|---|---|---|---|---|---|
| Cohort 1: 806 | ||||||||||
| Cohort 2: 807 | ||||||||||
| Cohort 3: 805 | ||||||||||
| A1 Configural invariance | 137.592* | 72 | .989 | .984 | .034 | .030 | ||||
| A2 Metric invariance | 159.673* | 84 | .988 | .984 | .033 | .033 | A2 - A1 | 24.043* | −.001 | −.001 |
| A3 Scalar invariance | 237.772* | 122 | .981 | .984 | .034 | .035 | A3 - A2 | 79.940* | −.007 | .001 |
| A3–1 Partial scalar invariance | 220.704* | 118 | .984 | .985 | .033 | .034 | A3–1 - A2 | 62.205* | −.004 | .000 |
Note. CFI=Comparative Fit Index; TLI=Tucker Lewis Index; RMSEA=Root Mean Square Error of Approximation; SRMR=Standardized Root Mean Square Residual.
*
p < .05.