The Psychometric Properties of the Persian Migraine-Specific Quality of Life Questionnaire Version 2.1 in Episodic and Chronic Migraines

Table 2

Clinical characteristics of the patients.

	𝑁	%
Frequency of headache
Every day	10	9.4
More than once a week	56	52.8
Once a week	14	13.3
Less than once a week	26	24.5
Duration of headache
≤3 hours	77	81
3–24 hours	18	19
>24 hours	0	0
Aura
Yes	34	32.4
No	71	67.6