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Table 1 Summary of variables included in the different postoperative scoring systems

From: A comparative study of four intensive care outcome prediction models in cardiac surgery patients

Variables CASUS APACHE II SAPS II SOFA
Cardiovascular system
Blood pressure
Heart rate  
CVP    
Lactate    
IABP    
VAD    
NYHA IV (cardiac)     
Catecholamines    
Respiratory system
Oxygenation
Respiratory rate     
COPD     
Hypoxia     
Hypercapnia     
Pulmonary hypertension     
Patient dependence on respirator     
Renal system
Creatinine  
Urine output   
Dialysis   
Urea     
Hepatic system
Bilirubin  
Cirrhosis     
Portale hypertension     
GI bleeding     
Liver collapse     
Hepatic encephalopathy     
Hematological system
Leukocytes    
Platelets   
Hematocrit     
Central nervous system
GCS  
Neurologic state    
Electrolyte/Metabolic status
Sodium    
Potassium    
Bicarbonate    
Patient data
Age    
Chronical disease
Metastasis/tumor    
Leukemia    
AIDS    
Therapeutic low immunity     
ICU-admission
Elective surgery    
Internal disease    
Emergency OP    
Others
Temperature    
pH     
  1. CVP: central venous pressure; IABP: intra-aortic balloon pump; VAD: ventricular assist device; COPD: chronic obstructive pulmonary disease; GI: gastrointestinal; GCS: Glasgow coma scale; AIDS: acquired immunodeficiency disease.