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Table 1 Sample characteristics (n = 128), and prevalence of delirium

From: Screening, detection and management of delirium in the emergency department – a pilot study on the feasibility of a new algorithm for use in older emergency department patients: the modified Confusion Assessment Method for the Emergency Department (mCAM-ED)

  Pre-test Post-test P value*
(n = 74) (n = 133)
Female sex (n = 207) 48 (64.9%) 70 (52.6%) 0.119
Median age (IQR) in years (n = 207) 80.0 (74.0, 84.8) 76.9 (72.3, 84.2) 0.282
Emergency severity index level (n = 207)    0.493
 ESI 1 1 (1.4%) 1 (0.8%)  
 ESI 2 21 (28.4%) 28 (21.1%)  
 ESI 3 34 (45.9%) 66 (49.6%)  
 ESI 4 5 (6.8%) 17 (12.8%)  
 ESI 5 0 0  
 Missing (direct boarders) 13 (17.6%) 21 (15.8%)  
Complaint (n = 206)    0.427
 Specific 40 (54.1%) 81 (61.4%)  
 Non specific 17 (23.0%) 21 (15.9%)  
 Trauma 12 (16.2%) 25 (18.9%)  
 Other 5 (6.76%) 5 (3.79%)  
Disposition    0.113
 Admitted 42 (65.8) 85 (63.9%)  
 Transferred 10 (13.5%) 7 (5.3%)  
 Discharged 22 (29.7%) 41 (30.8%)  
Time between presentation and assessment in hours (n = 207), mean (SD) 2.1 (0.6) 1.9 (0.6) 0.014
Number of different medications (n = 202) mean (SD) 7.58 (5.75) 7.83 (6.85) 0.779
Sum of ACB-score (n = 202)    0.948
 0 42 (57.5%) 75 (58.1%)  
 1 19 (26.0%) 35 (27.1%)  
 2 5 (6.85%) 10 (7.7%)  
 ≥3 7 (9.59%) 9 (7.0%)  
Age adjusted CCI (n = 203), median (IQR) 5.0 (4.0, 7.0) 5.0 (4.0, 6.0) 0.229
Delirium, yes (n = 201)    0.021
 Yes 12 (16.4%) 7 (5.5%)  
 No 61 (83.6%) 121 (94.5%)  
  1. ESI, Emergency Severity Index; ACB, Anticholinergic Cognitive Burden Scale; CCI, Charlson Comorbidity Index, SD, standard deviation.
  2. *T-Test, Mann–Whitney U test and Chi-square test as appropriate.