Control group A:Tranexamic acid was infused intravenously at 40 drops/min using an infusion pump, tranexamic acid concentration (TXA 10 ml + saline 100 ml)

Effect of different concentrations of infused tranexamic acid on the incidence of nausea and vomiting in patients undergoing posterior scoliosis orthopaedic fusion for adolescent idiopathic scoliosis: a prospective, double-blind, randomised controlled clinical study protocol

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