Group A (N = 41)

Group B (N = 56)

Group C (N = 49)

P value

Major complications

%

n

%

n

%

n

New kidney failure

12.2

5

7.1

4

2.0

1

0.164

Retrograde sandwich

4.9

2

0.0

0

0.0

0

0.075

Paraplegia

4.9

2

1.8

1

2.0

1

0.611

Brain infarction

2.4

1

1.8

1

0.0

0

0.577

Lower limb ischemia

4.9

2

1.8

1

0.0

0

0.263

Gastrointestinal ischemia

7.3

3

3.6

2

0.0

0

0.164

total

36.6

15

16.1

9

4.1

2

0.0002

Reoperation rate

12.2

5

7.1

4

2.0

1

0.164

30 d mortality

14.6

6

5.4

3

4.1

2

0.123