Continuous Pericapsular Nerve Group (PENG) Catheter Versus Single-Shot PENG Block for Postoperative Analgesia After Hip Fracture Surgery: A Randomized Controlled Trial

INTERVENTION: PENG Block PENG Catheter CONDITION: ; Surgery ; Orthopaedics ; Anaesthesia Anaesthesia Orthopaedics Surgery PRIMARY OUTCOME: Cumulative intravenous morphine consumption during the first 48 postoperative hours (mg). SECONDARY OUTCOME: Catheter‐related complications (dislodgement, leakage, infection and local anesthetic systemic toxicity). Incidence of delirium. Morphine consumption at 24 hours. Number of PCA demands and delivered doses. Quadriceps strength (MRC score). Respiratory outcomes (desaturation episodes and oxygen requirement). Time to first mobilisation (sitting, standing and walking). Time to first PCA morphine use. Walking distance. INCLUSION CRITERIA: Age =18 years. Hip fracture (femoral neck, intertrochanteric or subtrochanteric fracture). Scheduled for surgical fixation or hemiarthroplasty. ASA physical status II–IV. Eligible for continuous spinal anesthesia. Written informed consent.