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Table 2 Comparison of infusion vascular reactivity between medications on both near and far channels (mean and standard deviation values are only shown for far channels)

From: Cerebral reactivity in migraine patients measured with functional near-infrared spectroscopy

Far channel

HbO2

Hb

THb

HbO2

Hb

THb

Drug

Valproate

Mg

Valproate

Mg

Valproate

Mg

DHE

Mg

DHE

Mg

DHE

Mg

Mean

−0.0003

0.004

0.003

0.01

−0.001

0.012

−0.001

0.004

0.013

0.02

−0.02

0.01

Standard deviation

0.001

0.005

0.009

0.027

0.002

0.012

0.001

0.005

0.083

0.027

0.03

0

P value (far)

0.008

0.22

0.0002

0.003

0.176

0.00001

P value (near)

0.36

0.29

0.23

0.62

0.87

0.82