The effects of two different anaesthesia techniques on bispectral index values and awareness during off-pump coronary artery bypass grafting.

Objective: The aim of this study was to evaluate Bispectral Index values and awareness during two different anaesthesia regimens (fentanyl-propofol and fentanyl-midazolam) in patients undergoing off-pump CABG surgery.

Methods: Fifty patients were included in the study. Patients were premedicated with midazolam and were randomly divided into two groups.