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Table 2 Characteristics of all patients

From: Predisposing factors for delirium in the surgical intensive care unit

  DG NDG Statistics  
  n (%) n (%) Χ2* P value
Gender     
   Female 33 (36.7) 399 (54.8) 10.5 0.001
   Male 57 (63.3) 329 (45.2)   
Admission     
   Emergency 73 (81.1) 322 (44.2) 43.6 0.000
   Elective 17 (18.9) 406 (55.8)   
Kind of treatment     
   Operative 83 (92.2) 679 (93.3) 0.13 0.71
   Non-operative 7 (7.8) 49 (6.7)   
  1. DG, Delirious group; NDG, non-delirious group. * Pearson chi-square test.