Practical Geriatrics ›› 2024, Vol. 38 ›› Issue (6): 577-581.doi: 10.3969/j.issn.1003-9198.2024.06.009

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Study on the correlation of cognitive function with swallowing function and nutritional status in the elderly patients with Alzheimer’s disease

LI Qingyang, WANG Chanjuan, WANG Zheng   

  1. Department of Geriatrics, the First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, China (LI Qingyang, WANG Zheng);
    Department of General Practice, Shanghai Fengxian District Central Hospital, Shanghai 201406, China (WANG Chanjuan)
  • Received:2023-06-10 Online:2024-06-20 Published:2024-06-19
  • Contact: WANG Zheng, Email: wangzheng6611@sina.com

Abstract: Objective To investigate the relationship between swallowing function,nutritional status and cognitive function in the elderly patients with Alzheimer’s disease (AD). Methods A total of 56 elderly patients with AD hospitalized in Department of Geriatrics of the First Affiliated Hospital of Nanjing Medical University (AD group) and 60 normal elderly matched for gender, age from October 2019 to November 2021 (control group) were enrolled in this study. The data of the laboratory indexes including total cholesterol (TC), triglycerides (TG), high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C), fasting plasma glucose (FPG), uric acid (UA), albumin and hemoglobin (Hb) were collected and compared between the two groups. Two groups underwent the assessment of short-form micronutrient assessment (MNA-SF), Water Swallowing Test, Swallowing Disorder Scale and The Mini-Mental State Examination (MMSE) scale. The relationship of cognitive function with swallowing function and nutritional status in the elderly AD patients was explored. Results The levels of Hb, albumin and the MNA-SF score in AD group were significantly lower than those in control group (P<0.05). The nutritional status of AD patients decreased with the increase of the degree of swallowing disorder (P<0.05). Spearman correlation analysis showed that there was a positive correlation between MMSE score and MNA-SF score (r=0.554, P<0.05). Conclusions The swallowing function and nutritional status of the elderly AD patients are significantly decreased, and there is a positive correlation between the nutritional status and the cognitive function in the elderly AD patients. In clinical work, we should strengthen the screening of the swallowing function, enhance the nutritional support, and actively improve the cognitive function and living conditions of the elderly AD patients.

Key words: Alzheimer’s disease, dysphagia, cognition impairment, malnutrition

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