Ultrasound-Guided Serratus Posterior Superior Intercostal Plane Block for Analgesia in Arthroscopic Shoulder Surgery

QoR-15 Recovery Score

The investigators will use the Turkish version of Quality of Recovery (QoR) / QoR-15 questionairre PART A How have you been feeling in the last 24 hours? (0 to 10, where: 0 = none of the time \[poor\] and 10 = all of the time \[excellent\]) Able to breathe easily Been able to enjoy food Feeling rested Have had a good sleep Able to look after personal toilet and hygiene unaided Able to communicate with Getting support from hospital doctors and nurses Able to return to work or usual home activities Feeling comfortable and in control Having a feeling of general well-being PART B Have you had any of the following in the last 24 hours? (10 to 0, where: 10 = none of the time \[excellent\] and 0 = all of the time \[poor\]) Moderate pain Severe pain Nausea or vomiting Feeling worried or anxious Feeling sad or depressed

Time frame: Postoperative 24th and 48th hours

Dynamic and static NRS scores

Numeric Rating Scale (NRS) (0-10 0: No pain 10: most pain felt) pain scores at rest or movement at predefined postoperative hours

Time frame: 0, 2, 4, 8, 16, 24, and 48 hours postoperatively

Total rescue analgesic dose

Despite the use of patient-controlled analgesia (PCA), if the Numeric Rating Scale (NRS) score is ≥4 at any time point, 0.5 mg/kg intravenous meperidine will be administered as

Time frame: Postoperative 24th and 48th hours

Time of first request for rescue analgesia,

Despite the use of patient-controlled analgesia (PCA), if the Numeric Rating Scale (NRS) score is ≥4 at any time point, 0.5 mg/kg intravenous meperidine will be administered. The time will be recorded.