Table 6.
Fit statistics for multigroup analyses and invariance tests across time (N t1 = 1,858, N t2 = 1,913, and N t3 = 1,754).
| Model | df | χ 2 | χ 2/df | GFI | CFI | RMSEA | SRMR | Δχ 2 | Δdf | ΔCFI | ΔRMSEA | ΔSRMR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Organizations | ||||||||||||
| Model 1 (default model) | 414 | 3147.67 | 7.60 | 0.94 | 0.93 | 0.04 | 0.05 | — | — | — | — | — |
| Model 2 (regression paths and covariances between latent variables constrained to be equal across groups) |
432 | 3178.18 | 7.36 | 0.94 | 0.93 | 0.03 | 0.06 | 30.51∗ | 16 | 0.000 | 0.001 | 0.004 |
| Model 3 (Model 2 and factor loadings constrained to be equal across groups) |
456 | 3220.44 | 7.06 | 0.94 | 0.92 | 0.03 | 0.05 | 72.77∗∗∗ | 42 | 0.000 | 0.002 | 0.002 |
Note. GFI = goodness-of-fit index; CFI = comparative fit index; RMSEA = root mean square error of approximation; and SRMR = standardized root mean square residual.
∗ p < 0.05, ∗∗ p < 0.01, and ∗∗∗ p < 0.001.