Table 3.
Symptom Burden and Symptom Profiles at Time of Injury by Recovery Group.
| Recovery Group | ||||
|---|---|---|---|---|
| All (n = 4380) Mean (SD) |
Prolonged Recovery (n = 1612) Mean (SD) |
Typical Recovery (n = 2768) Mean (SD) |
p | |
| Symptom Burden | ||||
| Total symptom score | 35.8 (22.1) | 42.9 (23.1) | 31.7 (20.4) | <0.001 a |
| Number of symptoms | 13.0 (4.8) | 14.2 (4.6) | 12.2 (4.8) | <0.001 a |
| Symptom Profile Severity Scores | ||||
| Vestibular | 7.1 (4.9) | 8.4 (5.0) | 6.4 (4.7) | <0.001 a |
| Ocular | 10.3 (5.4) | 11.7 (5.5) | 9.5 (4.7) | <0.001 a |
| Cognitive/fatigue | 10.6 (7.9) | 13.0 (8.2) | 9.3 (7.5) | <0.001 a |
| Migraine | 4.1 (1.5) | 4.3 (1.5) | 3.9 (1.5) | <0.001 a |
| Anxiety | 2 (0, 6) b | 4 (0, 9) b | 2 (0, 5) b | <0.001 c |
a: p-values are based on independent t-tests, b: Medians (P25, P75) are presented due to skewed distribution, c: p-values are based on Kruskal–Wallis tests.