Variable | All patients (n=1526360) | SIMA (n=1466234) | BIMA (n=60126) | p Value |
---|---|---|---|---|
Inhospital mortality (%) | 1.7 | 1.7 | 1.1 | <0.001 |
DSWI rate (%) | 1.4 | 1.4 | 1.3 | 0.001 |
Length of stay, days | 8.9±7.0 | 9.0±7.0 | 8.0±6.2 | <0.001 |
Total costs, $ | 92 401±72 387 | 92 698±72 611 | 85 246±66 370 | <0.001 |
BIMA, bilateral internal mammary arteries; DSWI, deep sternal wound infection; SIMA, single internal mammary artery.