Table 1.

The percentages of headache diagnoses

Headache diagnosis	Number	Percentage
Chronic migraine a	30	14.0
Episodic migraine b	45	21.0
Probable migraine	29	13.6
Chronic tension-type headache	4	1.9
Episodic tension-type headache	40	18.7
Probable tension-type headache	26	12.1
Other headache	12	5.6
No headache	28	13.1
Total	214	100

^a Eight (26.7%) patients also had medication-overuse headache.

^b Six (13.3%) of them had migraine with aura.