Table 2. Regions with distinct activation in the direct comparison between mental tasks at a voxel-level threshold of p<.005 (uncorrected) and a cluster extent threshold of p<.05 (corrected for the whole-brain).
| Contrast | MNI coordinates | T-statistic | Cluster size (voxels) | Region name |
| NAM vs. | –9, 57, 28 | 9.66 | 888 | L Sup. medial gyrus |
| Countdown | 21, −78, −36 | 8.28 | 2734 | R Cerebellum |
| –42, 24, −16 | 5.59 | 176 | L Inf. frontal gyrus | |
| –51, −69, 24 | 5.4 | 125 | L Angular gyrus | |
| 42, 33, −12 | 5.09 | 99 | R Inf. frontal gyrus | |
| Countdown | 54, −36, 52 | 8.97 | 728 | R Inf. parietal lobule |
| vs. NAM | –51, −33, 40 | 8.84 | 607 | L Inf. parietal lobule |
| PAM vs. | –39, −39, −4 | 10.63 | 3043 | - |
| Countdown | –21, 33, 48 | 8.55 | 276 | L Sup. frontal gyrus |
| Countdown | 54, −36, 52 | 16.36 | 951 | R Inf. parietal lobule |
| vs. PAM | –60, 0, 12 | 14.77 | 797 | L Rolandic operculum |
| 45, −51, −8 | 6.56 | 174 | R Inf. temporal gyrus | |
| –24, −60, −4 | 5.98 | 119 | L Lingual gyrus | |
| –45, −45, 48 | 4.93 | 164 | L Inf. parietal lobule | |
| NAM vs. PAM | –9, 60, 32 | 5.71 | 129 | L Sup medial gyrus |
| PAM vs. NAM | – | – | – | – |