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Table 2 Characteristics of organ failure, sepsis, lung injury and acute kidney injury

From: Intensive care for the adult population in Ireland: a multicentre study of intensive care population demographics

  Number (% of total study population) Mortality (% within subgroup)
Organ failures on admission   
   0a 111 (10.8) 1 (1)
   1 273 (26.6) 24 (8.8)
   2 258 (25.1) 32 (12.4)
   3 167 (16.3) 36 (21.6)
   4 123 (12) 38 (30)
   5 58 (5.6) 25 (43)
   6 35 (3.4) 21 (60)
Severe sepsis   
   On admission 235 (22.8)  
   Day 1 51 (4.9)  
   Day 2 onwards 80 (7.8)  
   Mortality sepsis group   90 (24.6)
Mechanical ventilation 728 (70.7)  
   ALI/ARDS 196 (19) 63 (32.3)
AKI 289 (28)  
   In sepsis 186 (51)  
   In ALI/ARDS 84 (43)  
   RIFLE 'Failure' category 132 (13) 50 (38)
  1. aMajor elective surgery comprised 20% of ICU admissions. AKI, acute kidney injury; ALI, acute lung injury; ARDS, acute respiratory distress syndrome; RIFLE, Risk, Injury, Failure, Loss of kidney function, End-stage kidney disease.