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Meta-analysis of the pruritus episodes during the 24 hours following surgical procedure. (1.7.1) Patients with pruritus episodes during the 24 hours following surgical procedure received fentanyl vs local anesthetic alone, fixed- effect model was used; (1.7.2) Patients with pruritus episodes during the 24 hours following surgical procedure received sufentanil vs local anesthetic alone, fixed- effect model was used.
