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Table 3 Multivariate logistic regression for 90-day mortality

From: Calorie intake and patient outcomes in severe acute kidney injury: findings from The Randomized Evaluation of Normal vs. Augmented Level of Replacement Therapy (RENAL) study trial

Variable name

Effect (discrete variable)

Odds ratio

CI (95%)

P-value

Median daily calorie intake during ICU admission

High versus low

1.079

0.55 2.13

0.8275

Mean daily calorie intake during ICU admission (per 100 Kcal change)

 

0.953

0.91 1.00

0.0636

Mean fluid balance (input-output) (litre)

 

2.016

1.61 2.53

<.0001

Patient's age

 

1.037

1.03 1.05

<.0001

Patient's weight (Kg)

 

0.989

0.98 1.00

0.0394

Time from ICU admission to randomization (days)

 

1.002

1.00 1.00

0.0047

SOFA liver (score)

Failure versus normal

3.384

1.55 7.38

0.0022

International normalized ratio

 

1.200

1.03 1.39

0.0172

Hemoglobin (g/L)

 

0.992

0.98 1.00

0.0353

Albumin (g/L)

 

0.977

0.96 1.00

0.0300

PaCO2 (mm/Hg)

 

1.016

1.00 1.03

0.0249

  1. Daily calorie intake and all variables with P <0.05 presented; APACHE, acute physiology and chronic health evaluation; SOFA, sequential organ failure assessment; PaCO2, tension of carbon dioxide in arterial blood.
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