2.4. Outcomes
dyspnea, postoperative nausea and vomiting, pain, pruritus, PONV
SECONDARY
The primary outcome was postoperative 48-hour cumulative morphine consumption recorded by the electronic PCIA pump. The secondary outcomes included: (1) sensory block dermatomes 30 min after blockade; (2) intraoperative hemodynamic changes and medications used; (3) NRS pain scores at rest and during movement at postoperative 0, 4, 12, 24 and 48 hours; (4) cumulative morphine consumption at postoperative 4, 12 and 24 hours; (5) postoperative recovery data, including gas passing, urination and off-bed times, and incidences of postoperative nausea and vomiting (PONV), pruritus and dyspnea; (6) anesthesia-related satisfaction scores evaluated by a 1- to 5-point Likert scale, with 1 point defined as very unsatisfied, 2 points defined as unsatisfied, 3 points defined as acceptable, 4 points defined as satisfied, and 5 points defined as very satisfied [