Table 2 Perioperative characteristics and operative and admission outcomes.

From: Preoperative brain volume loss is associated with postoperative delirium in advanced heart failure patients supported by left ventricular assist device

 

All

(n = 166)

Delirium

(n = 56)

No Delirium

(n = 110)

P-value

Use of aortic clamp

67 (40)

20 (36)

47 (42)

0.537

Aortic clamp time, min

36 (19–41)

38.5 (15.7–50.5)

34 (21.5–40.5)

0.235

Cardiopulmonary bypass time, min

74 (58–103)

80 (60–106.5)

72.5 (58–101)

0.327

Mediastinal washout

26 (16)

11 (20)

15 (14)

0.406

Time to start of self-care LVAD training, days

8 (6–13)

9 (7–22.7)

8 (6–12)

0.115

Completed self-care LVAD traininga

89 (61)

21 (43)

68 (69)

0.016*

Duration of self-care LVAD trainingb

12 (7–19)

16.5 (9.2–22)

11 (7–16)

0.001*

ICU length of stay, days

15 (11–27)

16.5 (13–31)

15 (10–25)

0.016*

Postoperative length of stay, days

25 (17–35)

32 (20–53.5)

22.5 (16–32)

< 0.001*

Overall admission length, days

41 (29–54)

48 (34–72)

36 (28–51.7)

0.003*

In-hospital deaths

19 (11)

8 (14)

11 (10)

0.546

  1. Abbreviations: LVAD, left ventricular assist device; ICU, intensive care unit; Min, minutes
  2. Quantitative data are summarized in mean and standard deviation (SD) or median and interquartile range (IQR), according to its distribution. Categorical data is summarized in absolute frequency and percentages (%).
  3. a Excluded patients who died during admission.
  4. b Excluded patients who did not start the self-care LVAD training.
  5. *Denotes P-value < 0.05
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