Table 1.

Results

IHS headache typePrevious history of headacheHeadache after IIH treatment
IHS = International Headache Society; IIH = idiopathic intracranial hypertension.
Episodic tension type headache130
Migraine without aura320
Chronic tension type headache210
Analgesic overuse headache8
Idiopathic stabbing headache3
Migraine with aura23
Cluster headache1
Benign exertional headache1
Menstrual-associated migraine1
“Sinus” headache1