Intrinsic Brain Functional Activity Abnormalities in Episodic Tension-Type Headache

Table 1

Demographic information and clinical characteristics of the study population.

	ETTH patients	HC	value
Gender (male/female)	14/18	15/17	0.8
Age (years)
Education (years)			0.66
Illness duration (years)		—	—
Attack frequency (times/months)		—	—
VAS (0–100)		—	—
SAS			<0.001
SDS			0.012
FD			0.5

TTH: episodic tension-type headache; HC: health controls; VAS: visual analogue scale; SAS: Zung Self-Rating Anxiety Scale; SDS: Zung Self-Rating Depression Scale; FD: framewise displacement. Data is presented as mean and standard deviation.