BMC Neurology

Table 7 Correlation between CVR of the four vessels and demographic and clinical data of studied group

From: Cerebrovascular reactivity after functional activation of the Brain using Photic Stimulation in Migraine and Tension Type Headache: a transcranial doppler Ultrasonography Study

		Migraineurs groups				Tension Headache group
		CVR of MCA	CVR of ACA	CVR of PCA	CVR of VA	CVR of MCA	CVR of ACA	CVR of PCA	CVR of VA
Age	Correlation Coefficient	-0.169	-0.091	0.053	0.074	0.06	-0.21	-0.05	0.1
Age	P value	0.318	0.594	0.754	0.664	0.76	0.3	0.79	0.61
Body Mass Index (BMI)	Correlation Coefficient	-0.160	0.128	0.101	0.059	0.05	0.14	-0.21	0.17
Body Mass Index (BMI)	P value	0.345	0.452	0.552	0.727	0.8	0.5	0.3	0.4
Duration of the disease	Correlation Coefficient	-0.337	-0.347*	0.304	0.153	-0.04	0.06	-0.04	0.27
Duration of the disease	P value	0.042	0.035	0.067	0.366	0.8	0.75	0.82	0.18
Number of attacks	Correlation Coefficient	0.107	-0.102	0.113	-0.105	0.2	-0.03	0.23	0.48
Number of attacks	P value	0.527	0.549	0.505	0.538	0.33	0.86	0.27	0.016

CVR; cerebrovascular reactivity, MCA; middle cerebral artery, ACA; anterior cerebral artery
PCR; posterior cerebral artery, VA; vertebral artery

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ISSN: 1471-2377

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