Threatening Impairment: Assessing the Effects of Diagnosis Threat on Concussion Screening Tests
Table 1: Responses to manipulation check items and condition
| Manipulation check item | Neutral expectation | Negative expectation | F | p-value |
| Perceived personal relevance of excerpt (8- point likert scale) | M=6.18 SD=1.250 | M=5.75 SD=1.288 | .162 | .692 |
| Perceived truth of excerpt (6- point likert scale) | M=3.73 SD=.905 | M=4.17 SD=.389 | .429 | .521 |
| Performance expectations (8- point likert scale) | M=5.55 SD=1.128 | M=5.17 SD=1.029 | 4.549 | .048* |
| Perceived likelihood of cognitive impairment (8-point likert scale) | M=4.18 SD=1.537 | M=4.17 SD=1.115 | .015 | .904 |