Table 2.
Details of task performance and questionnaires completed after the experiment. Results are reported with mean and standard deviation unless stated otherwise.
| PSC | Controls | p-Values | |
|---|---|---|---|
| BIS total | 62.0 ± 11.8 | 63.3 ± 8.9 | 0.71 |
| STAI (state) | 34.0 ± 12.6 | 31.7 ± 8.9 | 0.57 |
| STAI (trait) | 34.2 ± 10.4 | 38.0 ± 10.8 | 0.32 |
| BDI | 5.7 ± 5.9 | 6.9 ± 6.1 | 0.59 |
| Snaith total | 13.2 ± 6.4 | 13.3 ± 5.5 | 0.95 |
| Snaith irritability subscore | 5.6 ± 3.3 | 5.5 ± 2.9 | 0.96 |
| Negative emotion with loosing (max = 9)a | 2.0 (0–9) | 2.0 (0–7) | 0.22 |
| Positive emotion with winning (max = 6) | 3.5 ± 1.5 | 3.7 ± 1.5 | 0.55 |
| Correct responses [%] | 93.8 ± 4.9 | 93.8 ± 4.9 | 0.99 |
| Expected performance of self (min = −100, max = +100) | 17.4 ± 30.0 | 36.7 ± 33.1 | 0.1 |
| Expected performance of 2nd player (min = −100, max = +100) | 57.6 ± 25.0 | 49.0 ± 25.5 | 0.35 |
| Confidence in answer (min = −100, max = +100) | 29.4 ± 25.8 | 38.7 ± 32.6 | 0.33 |
a
Reported with median and range; Mann–Whitney test for between-group comparison.