Table 3.
Tests of longitudinal invariance in executive function.
| Model | χ2 (df) | χ2p value | CFI | RMSEA (90% CI) | BIC | χ2 difference p value1 | 
|---|---|---|---|---|---|---|
| 1. Configural invariance model | 43.45 (29) | 0.04 | 0.99 | .05 (.01, .08) | 1587.86 | -- | 
| 2. Metric invariance model | 44.60 (33) | 0.09 | 0.99 | .04 (.00, .07) | 1567.96 | 0.89 | 
| 3. Scalar invariance model | 52.32 (37) | 0.05 | 0.99 | .05 (.00, .07) | 1554.63 | 0.10 | 
| 4. Residual invariance model | 57.77 (42) | 0.05 | 0.99 | .04 (.00, .07) | 1533.76 | 0.36 | 
Notes. BIC = Bayesian Information Criterion. CFI = Comparative Fit Index. CI = Confidence Interval.
RMSEA = Root Mean Square Error of Approximation.
Compares change in χ2 model fit of current model from previous model