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Table 4 Factors related to chronic pathology

From: Risk factors for delirium in intensive care patients: a prospective cohort study

  n % P* univariate multivariate
  D ND D ND   OR (CI) OR (CI)
predisposing cognitive impairment 19/107 25/277 18% 9% 0.02 2.18 (1.14 to 4.14) 2.41 (1.21 to 4.79)
predisposing cardiac disease 36/72 112/193 50% 58% 0.15 0.72 (0.42 to 1.25)  
predisposing pulmonary disease 18/72 47/190 25% 25% 0.54 1.01 (0.54 to 1.90)  
  1. Categorical variables are presented in number per group and percentage.
  2. * P value of difference in groups, calculated with independent samples t-test for continuous variables, with Chi squared for categorical variables.
  3. CI = confidence interval; D = delirium group; ND = non-delirium group; OR = odds ratio.