HbA1c > or =6% was associated with an increased risk of postoperative superficial sternal wound infections and a trend for higher mediastinitis rate and significantly higher mortality three years after CABG.

No abstract

Diabetes mellitus was associated with an almost 2-fold increased risk of early and 5-year mortality. Early and late mortality were substantially reduced in patients with and without diabetes mellitus operated on more recently, but the mortality disadvantage associated with diabetes mellitus was not eliminated.