Efficacy of intraoperative intravenous lidocaine infusion on postoperative opioid consumption after laparoscopic cholecystectomy: a randomized controlled trial.

"Declarations Ethics approvalThis study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Ethics Committee of University Hospital of Larissa (UHL 20667, 13/10/17–05-2018). Consent to participateInformed consent was obtained from all individual participants included in the study. Conflict of interestThe authors declare no competing interests. Conflict of interest The authors declare no competing interests."

"This study was designed as a prospective randomized controlled trial (RCT) and conducted at the University Hospital of Larissa. A local ethics committee approval was obtained prior to the onset of the trial (UHL2782 /06/28/2018). The protocol record was, also, enlisted in an electronic registry (ClinicalTrials.gov Identifier: NCT03620591). All eligible patients provided a signed informed consent. The present study report adheres to the CONSORT statement guidelines []."