Predictive Feasibility of the Graz Malnutrition Screening, Controlling Nutritional Status Score, Geriatric Nutritional Risk Index, and Prognostic Nutritional Index for Postoperative Long-Term Mortality After Surgically Treated Proximal Femur Fracture

格拉茨营养不良筛查、营养状况控制评分、老年营养风险指数和预后营养指数对手术治疗近端股骨骨折后长期死亡率的预测可行性