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Table 3 Linear regression correlating BMI, IVC diameter difference, aortic diameter difference and IVC:aortic index difference

From: Ultrasonographic assessment of inferior vena cava/abdominal aorta diameter index: a new approach of assessing hypovolemic shock class 1

Variable

Coefficient B

SE

p value

Intercept

BMI and IVC difference

0.197

−0.001

0.119

0.004

0.77

Intercept

BMI and aortic difference

0.060

0.000

0.082

0.03

0.90

Intercept

BMI and IVC:aortic index difference

26.575

−0.825

0.863

6.605

0.90