Table V.
Interaction effects: Lexicosemantic representations
| Brain areas | Hemisphere | Cluster | Brodmann area | Z‐value | Stereotaxic coordinates | ||
|---|---|---|---|---|---|---|---|
| X | Y | Z | |||||
| Words vs. wordlike+ nonwords | |||||||
| AD < Controls | |||||||
| No significant activation | |||||||
| AD > Controls | |||||||
| Superior temporal | R | 51 | 22 | 3.99 | 60 | 4 | −4 |
| Words vs. wordlike− nonwords | |||||||
| AD < Controls | |||||||
| Inferior frontal | L | 56 | 47 | 3.61 | −42 | 38 | 0 |
| Temporoparietal junction | L | 491 | 22/39 | 4.63 | −42 | −34 | 10 |
| Posterior superior temporal | L | “ | 22 | 3.98 | −42 | −36 | 8 |
| Posterior middle temporal | L | “ | 21 | 3.76 | −42 | −32 | −4 |
| AD > Controls | |||||||
| No significant activation | |||||||
Locus and extent of peak activations after interaction analysis: Contrasts of brain activation related to lexicosemantic material (W > WL+ Nonwords; W > WL− Nonwords) in 10 patients with Alzheimer's disease (AD) compared with 12 healthy elderly controls (Controls).