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Table 1 Patient and procedure characteristics and causes of death

From: Risk factors and mortality after elective and emergent laparatomies for oncological procedures in 899 patients in the intensive care unit: a retrospective observational cohort study

  Non-survivors Survivors P value
  (n = 80) (n = 819)  
Age, years 72.5 (65–81) 66 (57–73) <0.001
Sex, male 68% 64% 0.6
Respiratory disease 31% 13% <0.001
Heart disease 45% 44% 0.9
Chronic renal failure 10% 6% 0.12
Chronic liver disease 24% 11% 0.004
Neurological event 10% 9% 0.85
Diabetes 17.5% 18% 1
Metastasis 36% 22% 0.008
ASA classification (%)    
 2 67 81  
 3 30 17  
 4 3 2 <0.001
Charlson index ≥ 3 (%) 51.25 47 0.483
SRS 7.9 ± 1.3 7.2 ± 1 <0.001
Urgent surgery 49% 9% <0.001
Type of surgery    
 Colorectal 43.75% 52.25%  
 Gastric and oesophageal resection 15% 15.75%  
 Liver and pancreatic resection 7.5% 18.5%  
 Retroperitoneal resection 2.5% 1.5%  
 Extended urologic resection 7.5% 3%  
 Extended gynaecologic resection 2.5% 1%  
 Palliative procedures 21.25% 8% <0.001
Length of surgery, hours 3.1 ± 2 3.8 ± 2.1 0.005
Transfusion of blood products 5% 4.2% 0.7
ICU stay    
 48 hours 66% 88.6%  
 >48 ≤ days 5% 6.4%  
 >4 days 29% 5% <0.001
Postoperative complications    
 Sepsis 30% 1.5% <0.001
 Respiratory 64% 4% <0.001
 Haemodynamic–cardiac 50% 4% <0.001
 Renal Failure 20% 1% <0.001
 Hepatic 10% 4% 0.23
 Neurological 12.5% 0.5% <0.001
 Reoperation 24% 7% <0.001
Cause of death    
 Sepsis 22 (27.5%)   
 Respiratory 28 (35%)   
 Haemorrhagic shock 2 (2.5%)   
 Cardiac 16 (20%)   
 Neurological 5 (6.35%)   
 Cancer 7 (8.75%)   
  1. Data are expressed as median (full range of values), mean ± standard deviation, percentage, or absolute number (%). P value refers to analysis of variance and chi-square test when indicated. ASA American Society of Anesthesiology risk score, SRS Surgical Risk Score.