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Table 2 Operative Characteristics

From: Mitral valve repair for degenerative mitral regurgitation with Carpentier’s functional classification type II in elderly patients: a single center experience

Characteristics

Overall (n = 176)

Total Cohort (n = 176)

 < 70 years (n = 121)

70 years (n = 55)

p Value

Surgical approach

   

0.0287

Median sternotomy

147 (83.5)

96 (79.3)

51 (92.7)

 

Right mini-thoracotomy

29 (16.5)

25 (20.7)

4 (7.3)

 

CPB time, minutes, median (IQR)

151 (120–184)

150 (119–184)

154 (123–184)

0.6527

Aortic cross clamp time, minutes, median (IQR)

97 (71–124)

95 (69–120)

101 (79–128)

0.7073

Tricuspid procedure

86 (48.9)

43 (35.5)

43 (78.2)

 < 0.0001

Atrial fibrillation surgery

63 (35.8)

44 (36.4)

19 (34.5)

0.8659

Maze procedure

55 (31.3)

37 (30.6)

18 (32.7)

0.8610

PV isolation

8 (4.5)

7 (5.8)

1 (1.8)

0.4379

Left atrial appendage resection

71 (40.3)

46 (38.0)

25 (45.5)

0.4080

CABG

18 (10.2)

9 (7.4)

9 (16.4)

0.1045

Aortic valve replacement

10 (5.7)

5 (4.1)

5 (9.1)

0.2038

ASD closure

3 (1.7)

2 (1.7)

2 (3.6)

0.4305

  1. Values are n (%) unless otherwise indicated
  2. CPB = cardiopulmonary bypass; IQR = interquartile range; PV = pulmonary vein; CABG = coronary artery bypass grafting; ASD = atrial septal defect