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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.