The purpose of this project is to compare the effectiveness of two different but well accepted routes of administration of tranexamic acid in order to reduce blood loss and need for transfusion in patients undergoing lumbar spine surgery. Specifically, this study seeks to identify if intravenous tranexamic acid is superior to oral tranexamic acid in reducing blood loss and need for transfusion.
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Intra-operative blood loss between the two groups
Timeframe: Day of surgery to 1 day after surgery, up to 7 days