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Table 2 The P values of ipsilateral BFV parameters between different groups

From: Influence of collateral circulation on cerebral blood flow and frontal lobe cognitive function in patients with severe internal carotid artery stenosis

 

Vs

Vm

Vd

PI

AcoA vs PcoA

0.017

< 0.0001

< 0.0001

0.034

AcoA vs OA

< 0.0001

< 0.0001

< 0.0001

0.032

AcoA vs controls

< 0.0001

< 0.0001

0.036

< 0.0001

PcoA vs OA

0.003

0.002

0.007

0.997

PcoA vs controls

< 0.0001

< 0.0001

< 0.0001

< 0.0001

OA vs controls

< 0.0001

< 0.0001

< 0.0001

< 0.0001

  1. Vs, stolic flow velocity; Vm, mean flow velocity; Vd, diastolic velocity; PI, pulsatility index. P value, after post Hoc tests