68 Chapter 3 Figure 2. Migraine days based on typical migraine characteristics with a duration of ≥ 4 hours (85.9%) vs days based on typical migraine characteristics with a duration of ≥ 30 minutes (97.2%) vs days defined by triptan intake, effective or not (43.3%) for all patients (n=1,494). Figure 3. Reported headache durations (< 4 hours, ≥ 30 minutes) for migraine days matching the migraine characteristics (with a shortened duration of ≥ 30 minutes) without triptan use. The median headache duration in these days was 2.5 (IQR 2.0-3.0) hours.
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