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Annals of Intensive Care

Table 3 Variables associated with renal RI affording linear mixed model results

From: Factors associated with renal Doppler resistive index in critically ill patients: a prospective cohort study

Parameter

Coefficient

Standard error

95% confidence interval

p

Lower bound

Upper bound

Age (years)

0.0018

0.0003

0.0011

0.0026

< 0.01

AKI persistent

0.0474

0.1821

0.0837

0.0110

0.01

Lactate (mmol/L)

0.0108

0.0034

0.0040

0.0176

< 0.01

Mean arterial pressure (mmHg)

− 0.0007

0.0002

− 0.0013

− 0.0001

0.01

  1. Model included sepsis, SAPS 3, age, serum chloride, vasopressor therapy, mean arterial pressure, heart rate, lactate, and AKI according to its reversibility (fixed effects)
  2. AKI acute kidney injury
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