Table 4.
This table shows the mean parameter estimates across subjects (± standard error) for the fixed connection strengths (A) and their context-dependent modulation (B), from all eight hemodynamic models
| LGl→LGr | LGl→FGl | LGr→LGl | LGr→FGr | FGl→LGl | FGl→FGr | FGr→LGr | FGr→FGl | |
|---|---|---|---|---|---|---|---|---|
| Fixed connection strengths (A) | ||||||||
| CBMN | 0.25 ± 0.05 | 0.31 ± 0.05 | 0.18 ± 0.07 | 0.25 ± 0.03 | 0.24 ± 0.06 | 0.10 ± 0.04 | 0.12 ± 0.04 | 0.07 ± 0.07 |
| CBMN(ε) | 0.25 ± 0.05 | 0.32 ± 0.04 | 0.19 ± 0.07 | 0.24 ± 0.03 | 0.25 ± 0.07 | 0.08 ± 0.04 | 0.10 ± 0.04 | 0.07 ± 0.07 |
| CBML | 0.25 ± 0.05 | 0.32 ± 0.05 | 0.18 ± 0.07 | 0.25 ± 0.03 | 0.24 ± 0.06 | 0.10 ± 0.03 | 0.12 ± 0.04 | 0.07 ± 0.07 |
| CBML(ε) | 0.25 ± 0.05 | 0.30 ± 0.04 | 0.18 ± 0.07 | 0.24 ± 0.03 | 0.25 ± 0.07 | 0.08 ± 0.04 | 0.11 ± 0.04 | 0.07 ± 0.07 |
| RBMN | 0.27 ± 0.05 | 0.33 ± 0.05 | 0.21 ± 0.07 | 0.26 ± 0.03 | 0.24 ± 0.06 | 0.09 ± 0.04 | 0.11 ± 0.04 | 0.07 ± 0.07 |
| RBMN(ε) | 0.23 ± 0.06 | 0.24 ± 0.03 | 0.19 ± 0.06 | 0.21 ± 0.03 | 0.23 ± 0.07 | 0.06 ± 0.04 | 0.09 ± 0.04 | 0.05 ± 0.06 |
| RBML | 0.27 ± 0.05 | 0.33 ± 0.05 | 0.21 ± 0.07 | 0.26 ± 0.03 | 0.24 ± 0.06 | 0.10 ± 0.04 | 0.12 ± 0.04 | 0.07 ± 0.07 |
| RBML(ε) | 0.23 ± 0.06 | 0.25 ± 0.04 | 0.19 ± 0.06 | 0.21 ± 0.03 | 0.23 ± 0.07 | 0.06 ± 0.04 | 0.09 ± 0.04 | 0.05 ± 0.06 |
| Context-dependent modulations (B) | ||||||||
| CBMN | 0.03 ± 0.02 | 0.35 ± 0.06 | 0.25 ± 0.04 | 0.17 ± 0.05 | NA | 0.02 ± 0.02 | NA | 0.12 ± 0.03 |
| CBMN(ε) | 0.04 ± 0.03 | 0.33 ± 0.05 | 0.25 ± 0.04 | 0.16 ± 0.05 | NA | 0.02 ± 0.02 | NA | 0.10 ± 0.03 |
| CBML | 0.03 ± 0.02 | 0.35 ± 0.06 | 0.25 ± 0.04 | 0.17 ± 0.05 | NA | 0.02 ± 0.02 | NA | 0.13 ± 0.03 |
| CBML(ε) | 0.03 ± 0.03 | 0.33 ± 0.06 | 0.25 ± 0.04 | 0.17 ± 0.05 | NA | 0.02 ± 0.02 | NA | 0.11 ± 0.03 |
| RBMN | 0.03 ± 0.02 | 0.35 ± 0.06 | 0.24 ± 0.04 | 0.17 ± 0.05 | NA | 0.02 ± 0.02 | NA | 0.12 ± 0.03 |
| RBMN(ε) | 0.05 ± 0.03 | 0.32 ± 0.04 | 0.26 ± 0.04 | 0.15 ± 0.05 | NA | 0.02 ± 0.02 | NA | 0.09 ± 0.03 |
| RBML | 0.03 ± 0.03 | 0.35 ± 0.06 | 0.24 ± 0.04 | 0.17 ± 0.05 | NA | 0.02 ± 0.02 | NA | 0.12 ± 0.03 |
| RBML(ε) | 0.05 ± 0.03 | 0.32 ± 0.04 | 0.26 ± 0.04 | 0.15 ± 0.05 | NA | 0.02 ± 0.02 | NA | 0.09 ± 0.03 |
It can be seen that the parameter estimates are fairly stable across models. Abbreviations of areas: LGl = left lingual gyrus; LGr = right lingual gyrus; FGl = left fusiform gyrus; FGr = right fusiform gyrus. NA = non-applicable. See Fig. 3A for the structure of the DCM.