Comparison of Peripheral Nerve Block and Spinal Anesthesia in Terms of Postoperative Mortality and Walking Ability in Elderly Hip Fracture Patients - A Retrospective, Propensity-Score Matched Study.

PNB was related to lower 30- and 90-day mortality but higher hospitalization cost in elderly hip fracture patients after hip arthroplasty. However, the anesthesia types were not associated with one-year mortality, one-year walking ability, major complications, and length of stay.