Table 2.
Migraine group clinical characteristics.
| PM | EM | CM | p-value | |
|---|---|---|---|---|
| Age of HA onset, years of age (median, min–max) |
15, 6–41 |
14, 5–42 |
16, 3–52 |
0.37 |
| HA days per month (median, min–max) |
5, 0–10 |
5, 1–27 |
20, 10–30 |
<0.0001 |
| MIDAS (median, min–max) |
5, 0–42 |
6, 0–62 |
48, 0–78 |
0.0001 |
| HIT-6 (median, min–max) |
50, 9.5–70 |
57, 40–68 |
63, 52–72 |
0.002 |
| HA-associated CAS, one or more out of 8 (%) |
36% | 40% | 48% | 0.54 |
| HA-associated CAS, total number reported out of 8 (median, range) |
1, 0–3 |
1, 0–4 |
2, 0–5 |
CAS, craniofacial autonomic symptoms; CM, chronic migraine; EM, episodic migraine; HA, headache; HIT, Headache Impact Test; max, maximum; MIDAS, Migraine Disability Assessment; min, minimum; PM, probable migraine.
Age, HA days, MIDAS, HIT, CAS: Wilcoxon rank sum test.