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Table 5 Multivariate analysis of parameters associated with ICU survival

From: Hypoxemia in the ICU: prevalence, treatment, and outcome

 

Adjusted HR × [95% CI]

p

Age

1.01 [1.00–1.02]

0.054

Obesity

0.63 [0.45–0.89]

0.008

Main diagnosis at ICU admission

 

0.049

 Septic shock

1.05 [0.68–1.64]

 

 Other shock

1.83 [1.09–3.07]

 

 Severe trauma

0.29 [0.04–2.13]

 

 De novo acute respiratory failure

1 (ref)

 

 Acute on chronic respiratory failure

1.56 [0.95–2.57]

 

 Coma/seizures

1.58 [0.89–2.78]

 

 Metabolic disorders

0.74 [0.25–2.19]

 

 Cardiac arrest

1.73 [0.88–3.40]

 

 Postoperative surveillance

0.67 [0.32–1.40]

 

 Other

0.76 [0.37–1.56]

 

Chronic heart failure

1.69 [1.19–2.42]

0.004

Chronic kidney failure

1.65 [1.05–2.62]

0.032

Cirrhosis

1.71 [0.95–3.10]

0.075

SAPS II (per point)

1.01 [1.00–1.02]

0.012

Hypoxemia class

 

< 0.001

 Mild

1 (ref)

 

 Moderate

1.38 [1.00–1.90]

 

 Severe

2.65 [1.69–4.15]

 
  1. SAPS II Simplified Acute Physiology Score
  2. Multivariate Cox analysis of variables associated with ICU survival