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Table 2 Peri-operative outcomes

From: Influence of body mass index on outcomes after minimal-access aortic valve replacement through a J-shaped partial upper sternotomy

Variable

MAAVR patients (n = 90)

Intra-operative conversion to full sternotomy (n)

0

Aortic cross-clamp time (min)

72.7 ± 14.9

CPB time (min)

88.1 ± 17.9

Biological prosthesis (n)

68

Mechanical prosthesis (n)

22

Median valve size (mm)

23 (19–25)

In-hospital mortality (n)

0

Mechanical ventilation time (hours)

6.51 ± 4.14

ICU stay (hours)

48.9 ± 28.9

Overall hospital stay (days)

8.68 ± 6.38

Bleeding at 12 h (ml)

469 ± 391

Re-exploration for bleeding (n)

2

RBC transfusion (n)

22

New-onset atrial fibrillation (n)

27

Respiratory tract infection (n)

4

Renal dysfunction (n)

4

Permanent pacemaker requirement (n)

2

Mechanical circulatory support (n)

1

Sternal instability (n)

0

Sternal wound infection (n)

0

Prosthetic valve endocarditis (n)

0

Myocardial infarction (n)

0

Cerebrovascular accident (n)

0

  1. Continuous variables expressed as mean ± SD
  2. CPB cardiopulmonary bypass, ICU intensive care unit, MAAVR minimal-access aortic valve replacement, RBC red blood cell