Table 4

Surgical Procedures by Group

Group 1 (n = 84)Group 2 (n = 41)Group 3 (n = 72)Group 4 (n = 48)p Value
Aortic cross-clamping time (min)64 ± 1975 ± 1969 ± 1875 ± 19a0.01
Blood cardioplegia45 (53%)25 (61%)39 (54%)39 (81%)b0.01
Cryotherapy33 (39%)20 (49%)22 (30%)26 (54%)0.05
Type of patch
 Autologous40 (48%)13 (31%)39 (54%)13 (26%)0.012
 Dacron44 (52%)28 (69%)33 (46%)35 (74%)0.012
Mitral repair or replacement3 (4%)4 (10%)5 (7%)5 (10%)NS
IMA graft71 (84%)36 (88%)61 (85%)40 (98%)NS
Perioperative IABP5 (6%)8 (19%)3 (4%)9 (19%)b0.012
  • a Group 4 versus Group 1.

  • b Group 4 versus Groups 1 and 3. Data presented are mean value ± SD or number (%) of patients. IABP = intraaortic balloon pumping; IMA = internal mammary artery.