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Table 2 Clinical and treatment information during hospitalization

From: Delirium is associated with high mortality in older adult patients with acute decompensated heart failure

  Overall
n = 132
Delirium (−)
n = 96
Delirium (+)
n = 36
P-value
Delirium
 Time from admission to delirium (day) 2 (1–4)
 Delirium within a week (%) 32 (88.9)
Subtype of delirium
  Hyperactive 31 (86.1)
  Hypoactive 2 (5.6)
  Mixed 3 (8.3)
Respirator
 Intubation 6 (4.6) 4 (4.2) 2 (5.6) 0.664
 NIPPV 35 (26.5) 21 (21.9) 14 (38.9) 0.049
Drug for heart failure
 Diuretics 104 (78.8) 73 (76.0) 31 (86.1) 0.208
 Inotrope 24 (18.2) 13 (13.5) 11 (30.6) 0.024
 Vasodilator 26 (19.7) 17 (18.5) 9 (26.5) 0.325
Sedative–hypnotic and antipsychotic drugs
Oral drugs
  Benzodiazepines 16 (12.2) 12 (12.6) 4 (11.1) 1.000
  Ramelteon 37 (28.0) 15 (15.6) 22 (61.1) < 0.001
  Risperidone 9 (6.8) 1 (1.0) 8 (22.2) < 0.001
Intravenous drugs
  Propofol 5 (3.8) 1 (1.1) 4 (11.1) 0.020
  Dexmedetomidine 20 (15.2) 6 (6.2) 14 (38.9) < 0.001
Hospitalization
 Time from admission to discharge (day) 20 (14–30) 20 (15–30) 20 (13–31) 0.651
  1. Continuous variables are given as medians and interquartile ranges, whereas categorical variables are summarized as percentages
  2. NIPPV Non-invasive positive pressure ventilation