Table 1.

Summary of patient characteristics, migraine type, and duration.

Patient	Age	Gender	Migraine (episodic vs chronic)	Aura	Headache duration (years)
1	60	Male	Episodic	Yes	5
2	57	Male	Episodic	Yes	40
3	39	Male	Chronic	Yes	15
4	48	Male	Chronic	No	21
5	32	Male	Chronic	No	13
Average ± SD	47.2 ± 11.8				18.8 ± 13.1

SD: standard deviation.