Table 3.
Model | SRMR | AIC | CFI | APGI | RMSEA | χ2 | d.f. | χ2/df | |
---|---|---|---|---|---|---|---|---|---|
1 | Semantic + Episodic + Working (correlated) | .045 | .186 | .964 | .960 | .067 | 56.93 | 17 | 3.35 |
2 | Semantic + Episodic + Working (uncorrelated) | .196 | .555 | .794 | .815 | .152 | 252.51 | 21 | 12.02 |
3 | Working + Long-term (correlated) | .095 | .515 | .814 | .796 | .159 | 228.10 | 19 | 12.00 |
4 | Working + Long-term (uncorrelated) | .163 | .682 | .737 | .771 | .171 | 316.91 | 21 | 15.09 |
5 | Unitary | .097 | .539 | .802 | .794 | .161 | 242.50 | 20 | 12.16 |
6 | Semantic + Episodic + Working (correlated) − Revised | .034 | .147 | .983 | .980 | .048 | 34.77 | 16 | 2.17 |
Note. Model 6 is model 1 with the addition of a working memory → letter fluency relationship (see main text for explanation). The endorsed model is indicated in bold.