Efficacy and Safety of Chuanxiong Qingnao Granule in Patients with Migraine: A Randomized, Double-Blind, Placebo-Controlled Trial

Table 2

Headache characteristics of participants in the baseline period.

Characteristic	Treatment (n = 172)	Control (n = 174)	value
Frequency of headache attack, mean (SD)	5.53 ± 1.01	5.55 ± 1.09	0.813
Days of headache attack, mean (SD)	7.35 ± 1.90	7.57 ± 1.87	0.236
VAS, mean (SD)	7.64 ± 1.38	7.48 ± 1.43	0.264
FSS, mean (SD)	35.00 ± 10.49	32.93 ± 9.85	0.132
HAMD, mean (SD)	19.62 ± 7.95	19.52 ± 7.08	0.767
MIDAS, mean (SD)	19.46 ± 4.42	19.63 ± 4.67	0.722

VAS: visual analogue scale; FSS: Fatigue Severity Scale; HAMD: Hamilton Depression Scale; MIDAS: Migraine Disability Assessment.