Table 2 Behavioral and ERP data on the 2-back task in which a digit was superimposed on facial expressions of different emotional valence, by age group
From: Aging and distractor resistance in working memory: Does emotional valence matter?
| Â | Older adults | Young adults |
|---|---|---|
|  | M ± SD | M ± SD |
Response accuracy (%) | Â | Â |
Condition with neutral distractors | 88.55 ± 11.00 | 93.48 ± 4.19 |
Condition with positive distractors | 87.63 ± 13.08 | 94.89 ± 4.08 |
Condition with negative distractors | 88.03 ± 13.15 | 96.48 ± 2.99 |
Response latency (ms) | Â | Â |
Condition with neutral distractors | 1019.39 ± 180.78 | 808.44 ± 176.95 |
Condition with positive distractors | 1046.68 ± 222.04 | 841.07 ± 196.74 |
Condition with negative distractors | 1027.24 ± 190.69 | 839.11 ± 188.74 |
P2 amplitude (μv) |  |  |
Condition with neutral distractors | 10.86 ± 5.48 | 6.69 ± 5.18 |
Condition with positive distractors | 10.81 ± 5.29 | 6.95 ± 5.76 |
Condition with negative distractors | 11.69 ± 4.96 | 6.84 ± 5.82 |
N2 amplitude (μv) |  |  |
Condition with neutral distractors | 3.70 ± 5.34 | 2.53 ± 5.43 |
Condition with positive distractors | 2.99 ± 4.77 | 2.12 ± 5.08 |
Condition with negative distractors | 4.46 ± 4.45 | 3.36 ± 5.90 |
LPP amplitude (μv) |  |  |
Condition with neutral distractors | 2.17 ± 5.13 | 3.81 ± 4.70 |
Condition with positive distractors | 1.67 ± 5.43 | 3.48 ± 4.64 |
Condition with negative distractors | 2.62 ± 5.22 | 4.21 ± 4.86 |