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Table 3 Association between incomplete CoW and culprit plaque features

From: The incomplete circle of Willis is associated with vulnerable intracranial plaque features and acute ischemic stroke

Incomplete CoW

Univariate regression

Multivariate regression

OR

95% CI

P

OR

95% CI

P

HT1S

     A-CoW

1.64

0.49–5.45

0.419

1.555

0.40–6.00

0.522

     Symptomatic side P-CoW

3.61

1.12–11.64

0.032

3.878

1.12–13.47

0.033

Enhancement grade

     A-CoW

3.40

1.32–8.76

0.011

3.840

1.36–10.88

0.011

     Symptomatic side P-CoW

0.28

1.11–6.96

0.924

0.873

1.54–4.94

0.991

Positive remodeling

     A-CoW

0.29

0.04–2.17

0.226

0.134

0.01–1.34

0.087

     Symptomatic side P-CoW

0.86

0.12–5.94

0.876

1.168

0.15–9.11

0.882

Irregularity of the plaque surface

     A-CoW

1.05

0.42–2.57

0.924

1.045

0.40–2.75

0.929

     Symptomatic side P-CoW

1.15

0.46–2.87

0.758

1.215

0.48–3.09

0.682

  1. OR odds ratio, CI confidence interval, A–CoW anterior circle of Willis, P–CoW posterior circle of Willis, HT1S high T1 signal