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Table 2 Crude OR (95% CI) of factors associated with blood glucose concentrations < 80 mg/dl or ≥ 150 mg/dl

From: Which variables are associated with blood glucose levels outside the target range in surgical critically ill patients? A retrospective observational study

 

BG < 80 vs 80 ≤ BG < 150

BG ≥150 vs 80 ≤ BG <150

 

OR (95% CI)

P value

OR (95% CI)

P value

Age (per year)

1.02 (1.01; 1.03)

<0.001

1.02 (1.01; 1.02)

<0.001

Gender (female vs male)

1.4 (1.1; 1.8)

0.014

1.1 (0.95; 1.4)

0.148

Neurosurgery

1.0

0.324

1.0

<0.001

Abdominal surgery

0.8 (0.6; 1.1)

 

0.7 (0.6; 0.9)

 

Vascular surgery

0.8 (0.6; 1.1)

 

0.7 (0.6; 0.9)

 

Trauma surgery

0.7 (0.5; 1.03)

 

0.5 (0.4; 0.7)

 

SAPS II (>36 vs ≤36)

1.5 (1.2; 1.8)

<0.001

1.5 (1.3; 1.7)

<0.001

Sepsis 1992 severe/shock (yes vs no)

1.2 (0.99; 1.4)

0.068

1.4 (1.2; 1.6)

<0.001

Sepsis 2003 severe/shock (yes vs no)

1.1 (0.9; 1.3)

0.355

1.2 (1.04; 1.3)

0.012

Extracorporeal renal replacement therapy (yes vs no)

1.3 (0.9; 1.8)

0.124

1.3 (0.95; 1.7)

0.103

MELD (>9 vs ≤9)

1.3 (1.1; 1.7)

0.008

1.3 (1.1; 1.5)

0.005

SOFA (>4 vs ≤4)

1.4 (1.2; 1.7)

<0.001

1.5 (1.3; 1.7)

<0.001

Adrenaline (yes vs no)

1.7 (1.9; 2.4)

0.004

1.3 (1.02; 1.6)

0.031

Noradrenaline (yes vs no)

1.7 (1.4; 2.0)

<0.001

1.7 (1.5; 2.0)

<0.001

Steroids (yes vs no)

1.8 (1.4; 2.2)

<0.001

2.0 (1.7: 2.3)

<0.001

Insulin (yes vs no)

2.4 (1.9; 3.0)

<0.001

2.8 (2.4; 3.2)

<0.001

  1. BG = blood glucose; CI = confidence interval; IIT = intensive insulin therapy; MELD = model of end stage liver disease; OR = odds ratio; SAPS II = Simplified Acute Physiology Score; SOFA = Sequential Organ Failure Assessment.
  2. Number of data sets: see Table 1. ORs with p < 0.05 are highlighted in bold numbers.
  3. To convert the values for glucose to millimoles per litre, multiply by 0.05551.
  4. For comparison with the other types of surgery, the risk has been set at 1 for neurosurgery.