Microvolt T-wave Alternans in Cardiac Surgery Patients

Microvolt T-wave Alternans in Cardiac Surgery Patients

The purpose of this study is to measure MTWA in the patients undergoing cardiac surgery and to investigate the relation between MTWA and adverse clinical outcomes.

Inclusion Criteria:

• All patients underwent cardiac surgery including coronary artery bypass graft surgery with or without cardiopulmonary bypass, cardiac valve surgery, cardiac mass excision, thoracic aorta surgery, etc.

Exclusion Criteria:

• unavailability of the recording equipment