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Table 2 Paired t test for IVC diameter, aortic diameter and IVC:aortic index

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

 

Mean (95 % CI)

t

df

p value

Pre IVC—post IVC

−0.16 (0.11, 0.21)

6.6

51

<0.05

Pre aorta—post aorta

−0.05 (0.02, 0.08)

2.9

51

0.035

Pre index—post index

0.07 (0.03, 0.11)

44.1

551

0.01

  1. Paired t test for pre and post blood donation
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International Journal of Emergency Medicine

ISSN: 1865-1380

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