Table 3.
Regions of Significant Linear Trends in Younger and Older Participants, Separately for Low (2–4) and High (4–6) Loads
| Lobe | Region of Activation/Linear Trend | Hemisphere/BA | x | y | z | Z Max | Cluster Size (Voxel) |
|---|---|---|---|---|---|---|---|
| Younger adults, linear trend for Set Sizes 2–4 | |||||||
| Occipital | Medial/inferior | L 18/19 | −16 | −100 | −6 | 5.7 | 558 |
| Younger adults, linear trend for Set Sizes 4–6 | |||||||
| Frontal | Middle/premotor | L 6/8 | −24 | 0 | 50 | 4.38 | 601 |
| Superior/middle/premotor | R 6/8 | 34 | 0 | 42 | 3.77 | 426 | |
| Medial | R/L 8, 32/24 | 6 | 14 | 46 | 4.25 | 966 | |
| Parietal | Inferior/superior | L 7/40 | −28 | −46 | 46 | 4.86 | 1947 |
| Inferior/superior | R 7/40 | 32 | −50 | 44 | 4.02 | 674 | |
| Occipital | Medial/inferior | L 18/19 | −44 | −86 | −6 | 4.79 | 2232 |
| Cerebellum | R | 32 | −66 | −24 | 4.03 | 344 | |
| Older adults, linear trend Set Sizes 2–4 | |||||||
| Frontal | Premotor/inferior | L 44/6/43 | −40 | 0 | 28 | 4.93 | 813 |
| Inferior | R 45/46 | 52 | 34 | 18 | 5.04 | 254 | |
| Medial | L 6 | −4 | 2 | 60 | 5.77 | 277 | |
| Medial | R 32/24 | 6 | 14 | 44 | 4.7 | 217 | |
| Parietal | Inferior | L 7 | −26 | −76 | 38 | 4.66 | 397 |
| Inferior | R 7 | 30 | −58 | 30 | 3.93 | 426 | |
| Occipital | Medial/inferior | L 18/19 | −28 | −96 | 2 | 4.83 | 1237 |