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Table 3 Subgroup analysis for the incidence of delirium with CAM-ICU and NEECHAM Confusion Scale

From: A comparison of the CAM-ICU and the NEECHAM Confusion Scale in intensive care delirium assessment: an observational study in non-intubated patients

n = 172 patients   CAM-ICU P value NEECHAM scale P value
Age Under 65 years, n = 98 22.4% 0.31 23.5% 0.24
  65 years or older, n = 74 16.2%   16.2%  
Gender Male, n = 102 18.6% 0.65 19.6% 0.77
  Female, n = 70 21.4%   21.4%  
Category of admittance Cardiac surgery, n = 40 15.0% 0.20 10.0% 0.08
  Other surgery, n = 64 15.6%   18.8%  
  Internal medicine, n = 68 26.5%   27.9%  
  1. P value of the difference was calculated with the chi-square test. CAM-ICU, Confusion Assessment Method for the Intensive Care Unit; NEECHAM, Neelon and Champagne.