All interventions were carried out under regional anaesthesia consisting of an ultrasound-guided axillary block with 25-35 mL of lidocaine 1,5% with epinephrine, targeting the median, ulnar, radial, musculocutaneous and lateral cutaneous nerves. The analgesic intervention was realised according to group allocation, at the end of surgery: after skin closure and before making the cast. To ensure the blinding of the patient, the surgical sterile drapes were kept until the end of the analgesic intervention