From: Migraine in the multiple sclerosis prodrome: a prospective nationwide cohort study in pregnant women
Women with preclinical MS | ||||||||
---|---|---|---|---|---|---|---|---|
Migraine + n = 43 | Other headaches + n = 71 | No migraine or headache (ref.) n = 146 | ||||||
Mean (SD) | Range | P value | Mean (SD) | Range | P value | Mean (SD) | Range | |
Age at MS symptom onset (years) | 33.6 (5.4) | 24–48 | 0.12 | 34.8 (5.7) | 23–50 | 0.72 | 35.1 (5.4) | 20–49 |
Age at MS diagnosis (years) | 35.3 (5.3) | 25–49 | 0.16 | 36.3 (5.8) | 25–52 | 0.73 | 36.6 (5.2) | 26–49 |
Time from MS symptom onset to diagnosis (years) | 1.7 (2.0) | 0–9 | 0.06 | 1.5 (2.1) | 0–11 | 0.47 | 1.5 (2.1) | 0–8 |