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Table 2 Demographic characteristics of studied patients

From: Risk prediction of ICU readmission in a mixed surgical and medical population

Variables n = 1067 95 % CI
Age, year, mean (SD) 57 (19) 56–58
Gender, n (%)
  Male 613 (57)  
  Female 454 (43)  
Original source of admission, n (%)
  Emergency department 281 (26)  
  Other ICU 101 (9)  
  Other hospital 98 (9)  
  Operating theatre 244 (23)  
  Ward 332 (31)  
  Delivery ward 11 (1)  
Ward at admission, n (%)
  Medical wards 458 (43)  
  Surgical wards 563 (53)  
  Oncologic wards 46 (4)  
Severity of illness
  SOFA score, mean (SD) 4.0 3.8–4.2
  SAPS3, mean (SD) 55.1 54.1–56.1
  SWIFT score, mean (SD) 14.0 13.4–14.6
  MEWS, mean (SD) 1.9 1.8–2.0
  Treatment strategy, n (%) 114 (11)  
Outcomes
  ICU mortality, n (%) 97 (9)  
  30-day mortality, n (%) 226 (21)  
  Length of ICU stay, day, mean (SD) 3.7 3.3–4.0
  ICU Readmission, n (%) 27 (2.5)  
  1. CI confidence interval