Table 1.
Participant characteristics
| PPTH (n = 28) | Migraine (n = 28) | PPTH vs. migraine p-value | Healthy controls (n = 28) | PPTH vs. healthy controls p-value | Migraine vs. healthy controls p-value | |
|---|---|---|---|---|---|---|
| Age in years (mean +/− SD) | 35.1 +/− 9.6 | 37.5 +/− 8.5 | .33 | 35.2 +/−9.1 | .97 | .33 |
| Sex (female:male) | 9:19 | 19:9 | .02 | 19:9 | .02 | 1 |
| Headache Days/Month (mean +/− SD) | 16.6 +/− 7.8 | 16.4 +/− 8.1 | .93 | N/A | N/A | N/A |
| Years with Headache (mean +/− SD) | 8.5 +/− 7.8 | 17.1 +/− 9.3 | <.001 | N/A | N/A | N/A |
| State Anxiety (mean +/− SD) | 39.3 +/− 14.4 | 32 +/− 7.9 | .02 | 24.9 +/− 6 | <.001 | <.001 |
| Trait Anxiety (mean +/− SD) | 47.2 +/− 12.6 | 36.4 +/− 9.8 | <.001 | 27.4 +/− 5.5 | <.001 | <.001 |
| Beck Depression Inventory (mean +/− SD) | 18.6 +/− 9 | 6.1 +/− 5.3 | <.001 | 1.5 +/− 1.9 | <.001 | <.001 |
PPTH persistent post-traumatic headache, SD standard deviation, N/A not applicable