Table 2.
Structures of the task paradigms
| Name of the task | Modality | Structure of the task paradigm | Structure of a block | ||||
|---|---|---|---|---|---|---|---|
| Number of active blocks | Duration (min) | TR (ms) | Response | Content | Length | ||
| Word generation (WGEN) | Visual | 4 | 5 | 3,100 | None | One letter or motor task | 10 Scans |
| Letter task (LET) | Visual | 5 | 7 | 3,100 | “Yes/no” | 6 Pictures or puzzles | 10 Scans |
| Responsive naming (RNAM) | Visual | 5 | 10.5 | 3,530 | None | 10 Descriptions or hashes | 14 Scans |
| Sentence comprehension (SCOM) | Auditory | 5 | 8.5 | 3,070 | “Yes/no” | 8 Sentences or tone series | 13 Scans |
| Word pair (WP) | Auditory | 4 | 7 | 3,100 | None | 8 Pairs of words or tones | 13 Scans |
A conventional block design, in which the control condition alternated with the active condition, was used in all tasks. The first and the last block were always a control condition block