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Table 3 Description of surgical technique: LITA = left internal thoracic artery; BITA = bilateral internal thoracic artery: OPCAB = off pump coronary artery bypass grafting; Beating heart = on pump beating heart; CPB = cardiopulmonary bypass; Others = other open heart surgery procedures

From: Prevention of sternal dehiscence with the Sternum External Fixation (Stern-E-Fix) corset – a randomized trial in 750 patients

Risk Factor A. N = 380 B. N = 370 P-value
Use of ITA 78% 79.9% 0.592
LITA 73% 78.9% -
BITA 5% 1% -
Others 22% 20.1% 0.531
OPCAB 11.2% 12.7% 0.576
Beating heart 11.3% 8.5% 0.181
CPB 77.5% 78.8% 0.724
Mean CPB time (min) 59.6 (±33.3) 58.2 (±36.9) 0.575
Mean operation time (min) 93.5 (±45.9) 86.7 (±54.5) 0.186