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Table 6 Resource Utilization by Number of Previously Used Migraine Preventive Treatments

From: My Migraine Voice survey: a global study of disease burden among individuals with migraine for whom preventive treatments have failed

  Total Population (n = 11,266) Persons With Migraine With 1 TF (n = 961) Persons With Migraine With ≥2 TFs (n = 6717)
Brain scan
 Proportion of respondents 58% (6534) 56% (538) 68% (4568)
 Average number of scans 2.1 1.7 2.3
ED visits in past 12 months
 Proportion of respondents 38% (4281) 28% (269) 46% (3090)
 Average number of visits 3.3 2.7 3.5
Overnight hospital stay in past 12 months
 Proportion of respondents 23% (2591) 15% (144) 29% (1948)
 Average nights of stay 3.2 2.3 3.4
  1. ED Emergency department; TF Treatment failure