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Table 5 Multivariate linear regression model for prediction of a decrease in mean arterial blood pressure after anaesthesia induction

From: Association of infraclavicular axillary vein diameter and collapsibility index with general anesthesia-induced hypotension in elderly patients undergoing gastrointestinal surgery: an observational study

 

β OR(95% confidence interval)

p

Age(years)

0.001(-0.001-0.003)

0.267

ASA physical statusa

-0.023(-0.048-0.001)

0.062

Cerebrovascular disease

0.005(-0.016-0.026)

0.627

Baseline MAP(mmHg)

0.001(0.000-0.002)

0.033

dAXVmax(cm)

0.036(-0.044-0.116)

0.380

AXV-CI(%)

0.002(0.001–0.002)

< 0.001

dIVCmax(cm)

0.046(0.002–0.090)

0.138

IVC-CI(%)

0.003(0.002–0.004)

< 0.001

  1. ASA, American Society of Anesthesiologists; MAP, mean arterial blood pressure; dAXVmax, the maximum diameter of the axillary vein; dIVCmax, the maximum diameter of the inferior vena cava; AXV-CI, collapsibility index of the axillary vein; IVC-CI, collapsibility index of the inferior vena cava. a Reference group = ASA physical status 1
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BMC Anesthesiology

ISSN: 1471-2253

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