From: A universal outcome measure for headache treatments, care-delivery systems and economic analysis
Untreated attack frequency (uF) | 60/year |
Treated attack frequency (tF) | 30/year |
Change in attack frequency (dF) | 30/year |
Attack duration (D) | 14Â h |
Change in total time in ictal state (dtTIS) | dF*D = 30*14 = 420 h/year |