The New Zealand medical journal
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Comparative Study
Postoperative epidural analgesia following elective major abdominal surgery in high risk patients: a retrospective cohort study.
To describe the effect of post-operative epidural analgesia on morbidity and mortality rates in a group of high-risk patients undergoing elective major abdominal surgery. ⋯ This study does not show any benefit from post-operative epidural analgesia on morbidity and mortality rates in high risk patients undergoing major abdominal surgery. It does illustrate that ASA 3 and 4 patients undergoing major abdominal surgery have a high morbidity and mortality.