Invariance model
|
RMSEAa (95% CI)
|
TLIb
|
CFIb
|
ΔCFIc
|
Reference model
|
---|
Sex
|
1. Configural invariance
|
0.000 (0.000–0.018)
|
1.028
|
1.000
|
–
|
–
|
2. Metric invariance
|
0.000 (0.000–0.038)
|
1.012
|
1.000
|
< 0.001
|
1
|
3. Scalar invariance
|
0.000 (0.000–0.031)
|
1.015
|
1.000
|
< 0.001
|
2
|
Age
|
1. Configural invariance
|
0.000 (0.000–0.036)
|
1.017
|
1.000
|
–
|
–
|
2. Metric invariance
|
0.025 (0.000–0.057)
|
0.989
|
0.991
|
0.009
|
1
|
3. Scalar invariance
|
0.032 (0.000–0.059)
|
0.982
|
0.983
|
0.008
|
2
|
- RMSE root mean square error of approximation, 95% CI–95% confidence interval, TLI Tucker–Lewis index, CFI-comparative fit index; Δ–change in
- aAcceptable fit ≤ 0.08, excellent fit ≤ 0.06
- bAcceptable fit ≥ 0.90, excellent fit ≥ 0.95
- cAcceptable cut-off to detect invariance ≤ 0.01