Introduction
Hip fractures in the elderly pose a common and serious health concern, with high rates of disability and mortality. Xia et al1 projected that by 2050, there will be approximately 6.26 million hip fracture cases worldwide. In China alone, around 1 million individuals experience hip fractures annually, predominantly affecting the elderly group.2 This issue has escalated into a public health challenge on a global scale. Malnutrition is a common issue among elderly patients with hip fracture, with prevalence ranging from 7% to 70%, depending on the assessment tool used.3–6 Malnutrition can result in prolonged hospital stays, increased postoperative complications and elevated mortality rates, significantly impacting the health outcomes and quality of life of the elderly.7 Therefore, it is crucial to…