Table III.
Performance on the counting Stroop task
| Neutral (SD) | Interference (SD) | |
|---|---|---|
| Average proportion correct (n = 29)a | 0.97 (0.26) | 0.89 (0.11) |
| Controls (n = 10) | 0.98 (0.02) | 0.95 (0.32) |
| Moderate PCS (n = 9) | 0.97 (0.03) | 0.92 (0.06) |
| Severe PCS (n = 10) | 0.96 (0.03) | 0.82 (0.15) |
| Average response time (n = 29)a | 0.82 (0.10) | 0.93 (0.11) |
| Controls (n = 10) | 0.78 (0.11) | 0.89 (0.09) |
| Moderate PCS (n = 9) | 0.80 (0.11) | 0.94 (0.14) |
| Severe PCS (n = 10) | 0.87 (0.06) | 0.97 (0.09) |
SD = standard deviation.
a
The Stroop task was not performed in one control subject. In a further three participants (one control, one moderate, and one severe PCS) task performance was not recorded.