Effectiveness of Epidural Anesthesia for Thoracic and Abdominal Surgery

This is an observational audit, reviewing the implementation of a standard care practice and requiring de-identified data collection in Elective Thoracic and Abdominal Surgery Patients only. All collected data will be that which is routinely part of normal clinical practice. The Research staff will systematically collect data on each patient. Some information can be obtained from the medical record, intraoperative anesthetic record, acute pain service record, etc whereas other information has to be obtained from direct observation at the bedside.