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Table 4 Postoperative data

From: Minimally invasive aortic valve replacement with central cannulation: A cost-benefit analysis in a developing country

  

Mini-sternotomy (MS) (n = 50)

Full sternotomy (FS) (n = 52)

p (95% CI)

ICU and hospital stay

   

 Ventilation time (days)

(Mean ± SD)

1 ± 0.1

1.17 ± 0.83

0.188 (− 0.417, 0.831)

Min, max

1, 1

1, 6

 Ventilation time (h)

(Mean ± SD)

6.18 ± 1.86

10.68 ± 12.78

0.029 (− 6.63, − 1.09)

Min, max

6, 18

4, 90

 ICU stay (nights)

(Mean ± SD)

1.43 ± 0.89

2.1 ± 1.89

0.035 (− 1.29, − 0.492)

Min, max

1, 6

4, 10

 ICU stay (h)

(Mean ± SD)

33.27 ± 19.75

49.42 ± 47.1

0.037 (− 2.659, − 0.978)

Min, max

18, 120

4, 240

 Postoperative hospital stay (days)

(Mean ± SD)

6.95 ± 3.83

8.34 ± 4.61

0.105 (− 3.156, 0.297)

Min, max

2, 25

4, 132

Postoperative complications

 

5

(10)

7

(11.3)

0.096

 Transfusion number of blood units

(Mean ± SD)

1.18 ± 0.89

1.7 ± 0.97

0.002 (− 0.078, − 0.244)

Min, max

0, 4

0, 5

 Need for transfusion (cases)

n (%)

34

(68)

38

(73.1)

0.052

 Resternotomy

Bleeding/tamponade

2

(4)

5

(9.6)

0.437

 Sternal resuturing

 

1

(2)

3

(5.8)

0.627

 Arrhythmia

Ventricular fibrillation

0

(0)

3

(5.8)

0.014

Supraventricular tachycardia

0

(0)

0

(0)

Permanent block—pace

2

(4)

1

(0.2)

 Pulmonary complications

Pleural effusion and drainage

1

(2)

2

(3.8)

< 0.001

 

Reintubation/ventilation

0

(0)

4

(7.7)

 Neurological complications

Delayed recovery/stroke/other

0

(0)

1

(1.9)

0.138

 

TIA

0

(0)

1

(1.9)

 Infective complications

Superficial wound infection

1

(2)

5

(9.6)

0.048 (− 0.194, − 0.179)

 

DSWI

0

(0)

1

(1.9)

 Renal complications

Cr > 3

1

(2)

3

(5.7)

0.26

 GI complications

Upper GI bleeding

0

(0)

4

(7.7)

0.22

 Multi-organ failure

n (%)

0

(0)

2

(3.8)

0.34

Discharged to

Died in hospital

2

(4)

3

(5.7)

0.67

Home

48

(96)

49

(94.2)

Status at 2 years of follow-up

Alive

47

(94)

49

(94.2)

0.55

Died in hospital

2

(4)

3

(5.7)

Died

1

(2)

0

(0)