Inclusion and exclusion criteria
delirium, bleeding, fracture, allergy, opioid addiction, fractures, trauma
BLEEDING, COAGULATION DISORDERS, GASTROINTESTINAL ULCERS, ALLERGY, SITE INFECTION
Inclusion criteria: patients aged ≥ 65 years with unilateral hip fracture who were admitted to our emergency department and were willing to undergo surgical repair.Exclusion criteria: multiple trauma or multiple fractures, coagulation disorders, gastrointestinal ulcers or bleeding, puncture site infections, history of allergy to local anaesthetics, opioid addiction, inability to communicate or score properly, presence of delirium, participation in other clinical trials.