Table 4.
Results of Stepwise Invariance Test for NSSM.
| Model | X2 (df) | CFI | RMSEA [90% CI] | SRMR | Δ CFI |
|---|---|---|---|---|---|
| Configural | 73.877* (30) | 0.980 | 0.076 [0.055, 0.099] | 0.031 | |
| Metric | 102.219* (36) | 0.970 | 0.086 [0.066, 0.106] | 0.082 | 0.010 |
| Scalar | 195.261* (44) | 0.931 | 0.117 [0.101, 0.134] | 0.100 | 0.039 |
| Partial scalar | 166.036* (43) | 0.944 | 0.107 [0.090, 0.124] | 0.088 | 0.026 |
| Partial scalar 2 | 137.912* (42) | 0.956 | 0.096 [0.078, 0.114] | 0.084 | 0.014 |
| Partial scalar 3 | 117.787* (41) | 0.965 | 0.087 [0.068, 0.105] | 0.081 | 0.005 |
Note. Invariance through, and including, partial scalar invariance was found for NSSM. Three partial scalar models were tested, and the third model produced acceptable levels of fit indices.
p < .05.