Table 4 Logistic regression analysis of the relative VBA morphologic factors for PCI (n = 249 patients).

From: Vessel wall imaging of vertebrobasilar artery configurations associated with posterior circulation infarction and high-risk atherosclerotic plaques

Variable

Univariable

P value

Multivariable

P value

OR (95% CI)

OR (95% CI)

High-risk plaque

2.087 (1.115–3.909)

0.021

1.997(1.039–3.837)

0.038

Morphology (T, W, and L)

0.085 (0.622–1.162)

0.309

–

–

VAH

1.168 (0.588–2.319)

0.657

–

–

LVA diameter

1.447 (1.072–1.955)

0.016

–

–

Mean diameter of bi-VAs

1.805 (1.192–2.732)

0.005

1.557 (1.012–2.395)

0.044

Diameter difference of bi-VAs

1.232 (0.941–1.614)

0.129

–

–

Tortuosity index of RVA

0.022 (0.001–0.339)

0.006

0.015 (0.001–0.263)

0.004

Lateral position of BA

1.399 (1.038–1.886)

0.027

1.416 (1.029–1.950)

0.033

Height of the BA bifurcation

1.354 (1.005–1.823)

0.046

–

–

  1. BA basilar artery, CI confidence interval, L lambda, OR odds ratio, RVA right vertebral artery, T tuning fork, VA vertebral artery, VBA vertebrobasilar artery, W walking.
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