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Performance on the shape and letter delayed item recognition tasks.
| Letter Task | Shape Task | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Young | Old | Young | Old | ||||||
| # letters | Mean | s.d | Mean | s.d | # shapes | Mean | s.d | Mean | s.d |
| Median RT | |||||||||
| 1 | 846.7 | 170.5 | 893.5 | 152.6 | 1 | 1063.2 | 196.1 | 1134.1 | 149.9 |
| 3 | 1015.3 | 202.7 | 1076.7 | 211.6 | 2 | 1221.1 | 212.2 | 1450.2 | 147.9 |
| 6 | 1148.2 | 227.3 | 1325.4 | 293.2 | 3 | 1311.9 | 184.9 | 1533.8 | 221.4 |
| Mean DL | |||||||||
| 1 | 6.2 | 0.9 | 5.8 | 1.0 | 1 | 5.3 | 1.8 | 4.5 | 1.4 |
| 3 | 6.0 | 1.2 | 5.5 | 1.2 | 2 | 3.5 | 1.9 | 2.5 | 1.2 |
| 6 | 6.0 | 0.9 | 4.7 | 2.1 | 3 | 1.7 | 1.0 | 1.3 | 0.7 |
