Characteristic | PBS patients n = 211 |
---|---|
Age, years, mean (SD) | 44.6 (12.5) |
Duration of CM, mean (SD) years | 14.5 (12.3)a |
Women, n (%) | 187 (88.6) |
Baseline headache days/month, mean (SD) | 25.2 (5.3) |
Baseline migraine days/month, mean (SD) | 15.3 (7.9)b |
Baseline HIT-6 score, mean (SD) | 68.2 (4.8)c |
Patients with HIT-6 score indicating severe impact (≥60) | 98.0%d |
Previously used preventive headache medication | |
Amitriptyline | 152 (72.0) |
Topiramate | 151 (71.6) |
Propranolol | 143 (67.8) |
Pizotifen | 122 (57.8) |
Sodium valproate | 63 (29.9) |
Verapamil | 43 (20.4) |
Candesartan | 25 (11.8) |
Cyproheptadine | 19 (9.0) |
Methysergide | 14 (6.6) |
Other: Pregabalin | 12 (5.7) |
Continued use of oral preventive headache medication | 66.4% |
Acute medication overuse at baselinee | 61.1% |
Concomitant use of simple analgesics | 74.4% |
Concomitant use of triptans | 64.5% |
Concomitant use of prescribed opioids | 23.2% |