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Table 2 Cox proportional regression analysis for the association between AG level and 90-day all-cause mortality in SICU.

From: Association between anion gap and all-cause mortality of critically ill surgical patients: a retrospective cohort study

 

Model 1

 

Model 2

  

Model 3

 

HR

95%CI

P

 

HR

95%CI

P

 

HR

95%CI

P

Low-AG group (n = 3323)

1

   

1

   

1

  

High-AG group (n = 3072)

1.789

1.590–2.014

< 0.001

 

1.476

1.294–1.684

< 0.001

 

1.423

1.246–1.625

< 0.001

  1. Model 1 adjusted for: none
  2. Model 2 adjusted for: age, SOFA score, WBC count, RBC count, RDW, platelet count, bicarbonate, SCR, BUN, glucose, phosphorus and magnesium
  3. Model 3 adjusted for: diabetes, cirrhosis, CKD, COPD, malignant tumor, AMI, AKI, sepsis, brain injury, general surgery, and neurosurgery
  4. Abbreviation: HR: hazard ratio; CI: confidence interval
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BMC Surgery

ISSN: 1471-2482

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