Percentage of subjects achieving each number of words in the immediate five-word recall
| 0 (%) | 1 (%) | 2 (%) | 3 (%) | 4 (%) | 5 (%) | |
| All (n = 249) | 0.0 | 0.4 | 0.0 | 0.0 | 3.2 | 96.4 |
| Men (n = 189) | 0.0 | 0.5 | 0.0 | 0.0 | 3.7 | 95.8 |
| Women (n = 60) | 0.0 | 0.0 | 0.0 | 0.0 | 1.7 | 98.3 |
| NC (n = 157) | 0.0 | 0.6 | 0.0 | 0.0 | 4.5 | 94.9 |
| PC (n = 92) | 0.0 | 0.0 | 0.0 | 0.0 | 1.1 | 98.9 |
NC, never concussed; PC, previously concussed.