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Table 3 Cardiopulmonary bypass data and surgical procedures

From: Modified hypothermic circulatory arrest for emergent repair of acute aortic dissection type a: a single-center experience

Intraoperative data

All

DHCA

MHCA

*p Value

 

(n=54)

(n=33)

(n=21)

 

Temperature during HCA

Nasopharynx (°C)

20.3±3.9

17.6±2.4

24.6±0.4

<0.001

Rectal (°C)

22.5±3.8

19.7±2.3

26.4±1.1

<0.001

Operative time(minutes)

511.7±108.3

534.2±95.9

476.5±119.3

0.056

Duration of CPB (minutes)

256.0±84.3

289.5±79.9

203.3±61.9

<0.001

Cross-clamp (minutes)

149.5±41.6

161.9±34.9

130.2±44.6

0.005

Circulatory arrest (minutes)

39.6±16.6

44.5±18.4

32.1±9.7

0.006

Surgical Procedures

Total aortic arch replacement

40(74.1%)

26(78.8%)

14(66.7%)

0.434

Elephant trunk

35(66.7%)

22(66.7%)

13(61.9%)

0.524

Ascending aorta replacement

30(55.6%)

17(51.5%)

13(61.9%)

0.433

Bentall procedure

15(27.8%)

8(24.2%)

7(33.3%)

0.399

Cabrol procedure

6(11.1%)

5(15.2%)

1(4.8%)

0.276

  1. CPB, cardiopulmonary bypass; DHCA, deep hypothermic circulatory arrest; MHCA, modifies hypothermic circulatory arrest. *DHCA versus MHCA.