Head pain accounts for 3.0% of all emergency department visits and was the 5th leading cause for such.
Headache is the 12th most common diagnosis among emergency docs (1.8% of all visits).
In 2014, there were 4 million ER visits for headache.
Women of childbearing age made up more than half of the ER visits for headache.
Interestingly, native Hawaiians and other Pacific Islanders have the highest prevalence of migraine.
Headache. 2018 March 12