. 2018 May 23;19(1):36. doi: 10.1186/s10194-018-0866-y

Table 1.

Correlation analysis between the CBF value of the brain region with hyperperfusion and the clinical variables

	Left BA38
	r value	P value
VAS^a	− 0.479	0.071
DD^a	−0.333	0.225
MIDAS^b	−0.082	0.772
HF^a	0.093	0.742
SQ^a	0.462	0.083
HAMA^b	−0.286	0.302
HAMD^b	0.529	0.043
MoCA^a	0.422	0.117

VAS visual analogue scale, DD disease duration (years), MIDAS migraine disability assessment scale, HF headache frequency (per month), SQ sleep quality, HAMA Hamilton Anxiety Scale, HAMD, Hamilton Depression Scale, MoCA Montreal Cognitive Assessment.^a, Spearman correlation analysis, ^b, Pearson correlation analysis