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Table 8

Subgroup analysis: Postoperative variables for aortic cross-clamp time greater than 120 min.

Characteristic HKB DNC p-value
N 64 64
Mechanical ventilation (h) 20 (12, 42) 20 (16, 68) 0.40
ICU stay (h) 92 (45, 142) 90 (46, 186) 0.72
Hospital stay (day) 10 (7, 14) 10 (7, 15) 0.49
Mortality within 30 days 2 (3%) 4 (6%) 0.68
In hospital mortality 2 (3%) 4 (6%) 0.68
Return to theatre 1 (2%) 6 (10%) 0.049
Stroke 1 (2%) 2 (3%) 0.62
AKI 11 (17%) 16 (25%) 0.28
PRBC 26 (41%) 29 (47%) 0.49
MI 6 (9%) 11 (17%) 0.20
IABP 8 (13%) 4 (6%) 0.36

Continuous variables are expressed median (IQR), categorical variables are expressed number (%). Abbreviations: HKB – hyperkalemic blood cardioplegia; DNC – Del Nido cardioplegia; ICCU – Intensive Critical Care Unit; AKI – acute kidney injury; PRBC – Any red blood cell transfusion; MI – myocardial infarction; IABP – intra-aortic balloon pump.

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