1. The Impact of Migraine and the Effect of Migraine Treatment on Workplace Productivity in the United States and Suggestions for Future Research 
Wayne N. Burton, MD, Stephen H. Landy, MD, Kristen E. Downs, MSPH, M. Chris Runken, PharmD 
Mayo Clinic Proceedings 
Volume 84, Issue 5, Pages (May 2009)
DOI: /
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2. FIGURE 1
Mean productivity losses reported in placebo-controlled randomized trials for a single attack or 24-hour period. Asterisk indicates that total productivity loss for treatment is statistically significantly lower than the total productivity loss for placebo (P<.05). Dagger indicates median productivity.
Mayo Clinic Proceedings  , DOI: ( / )
Copyright © 2009 Mayo Foundation for Medical Education and Research Terms and Conditions

3. FIGURE 2
Mean productivity loss reported by pretest and posttest design studies for a single attack. Asterisk indicates that mean total productivity loss for treatment is statistically significantly lower than the mean total productivity loss for placebo (P<.05).
Mayo Clinic Proceedings  , DOI: ( / )
Copyright © 2009 Mayo Foundation for Medical Education and Research Terms and Conditions