Table 2.
Behavioral performance: Behavioral data from the n-back task and the surprise recognition task. Depicted are mean (M) and standard derivation (SD) of the two groups as well as the t values of the group comparison (T-value and corresponding p-value).
| Patients (M ± SD) | Controls (M ± SD) | T value/p-value | |
|---|---|---|---|
| Accuracy explicit 1-back | 93.4% ± 11.1 | 97.7% ± 4.7 | 2.136/0.037 |
| Accuracy explicit 2-back | 80.1% ± 18.6 | 88.2% ± 10.3 | 2.274/0.027 |
| Accuracy neutral 1-back | 95.9% ± 5.9 | 98.0% ± 3.9 | 1.788/0.078 |
| Accuracy neutral 2-back | 82.3% ± 14.7 | 87.6% ± 11.9 | 1.627/0.109 |
| RT explicit 1-back | 668 ms ± 113 | 607 ms ± 75 | 2.552/0.013 |
| RT explicit 2-back | 727 ms ± 125 | 696 ms ± 97 | 1.149/0.255 |
| RT neutral 1-back | 609 ms ± 90 | 597 ms ± 81 | 0.57/0.57 |
| RT neutral 2-back | 693 ms ± 116 | 714 ms ± 112 | 0.765/0.447 |
| Correctly remembered explicit 1-back | 65.5% ± 21.0 | 48.3% ± 21.7 | 3.299/0.002 |
| Correctly remembered explicit 2-back | 52.0% ± 19.4 | 40.0% ± 18.6 | 2.641/0.01 |
| Correctly remembered neutral 1-back | 40.0% ± 18.4 | 46.2% ± 20.3 | 1.311/0.194 |
| Correctly remembered neutral 2-back | 25.3 ± 18.0 | 34.7% ± 22.0 | 1.936/0.057 |