Table 2.
Descriptive statistics of the total and scales scores of the proxy-rated psychopathological instruments
| Scale | n | M | SD | Mdn | W | |
|---|---|---|---|---|---|---|
| RPQ proxy | Cognitive | 146 | 1.54 | 2.80 | 0 | 0.62 |
| Somatic | 146 | 2.75 | 4.59 | 0 | 0.65 | |
| Emotional | 146 | 2.25 | 3.43 | 0 | 0.70 | |
| Total score | 146 | 6.54 | 9.41 | 2 | 0.73 | |
| PCSI-P | Cognitive | 124 | 2.81 | 4.41 | 1 | 0.68 |
| Physical | 124 | 3.35 | 5.27 | 1 | 0.68 | |
| Emotional | 124 | 3.15 | 3.92 | 2 | 0.79 | |
| Fatigue | 123 | 1.17 | 2.76 | 0 | 0.50 | |
| Total score | 123 | 10.54 | 14.55 | 5 | 0.73 | |
| PHQ-9 proxy | Total score | 146 | 3.93 | 3.36 | 3 | 0.89 |
| GAD-7 proxy | Total score | 146 | 3.56 | 3.08 | 3 | 0.90 |
n = number of observations, M = mean, SD = standard deviation, Mdn = median, W = Shapiro–Wilk normality test statistic, RPQ = Rivermead Post‑Concussion Symptoms Questionnaire, PCSI-P = Post‑Concussion Symptom Inventory Proxy Version, GAD‑7 = Generalized Anxiety Disorder Scale 7, PHQ‑9 = Patient Health Questionnaire 9. Values in bold indicate significant deviation from normality (p < 0.001).