School of Nursing, Nanjing Medical University, Nanjing, China.
Department of Geriatrics, Geriatric Hospital of Nanjing Medical University, Nanjing, China.
BMC Geriatr. 2024 Jun 5;24(1):494. doi: 10.1186/s12877-024-05093-z.
BACKGROUND: Intrinsic capacity (IC) is proposed by the World Health Organization (WHO) to promote healthy aging. Although some studies have examined the factors influencing IC, few studies have comprehensively confirmed lifestyle factors on IC, especially IC impairment patterns. The present study aimed to identify the patterns of IC impairment and explore the lifestyle and other factors associated with different patterns of IC impairment. METHODS: This cross-sectional study was conducted in a Chinese geriatric hospital. IC was evaluated in five domains according to the recommendations of WHO: cognition, locomotion, vitality, sensory and psychological domains. The sociodemographic and health-related characteristics of participants were assessed.The health promoting lifestyle was evaluated using the Health-Promoting Lifestyle Profile-II scale, including nutrition, health responsibility, interpersonal relationships, physical activity, spiritual growth and stress management. We applied latent class analysis to identify IC impairment patterns and compared basic activities of daily living, instrumental activities of daily living, frailty, quality of life and falls among different IC impairment patterns. Multinomial logistic regression analysis was conducted to identify factors influencing the IC impairment patterns. RESULTS: Among 237 participants included, the latent class analysis identified three patterns of IC impairment: 44.7% high IC (Class 1), 31.2% intermediate IC mainly locomotor impairment (Class 2) and 24.1% low IC mainly cognitive impairment (Class 3). Older adults in class 1 had the best function ability and quality of life, while class 3 had the highest levels of disability and frailty, the poorest quality of life and a higher prevalence of falls. Compared with class 1, older adults with advanced age (OR = 22.046, 95%CI:1.735-280.149), osteoporosis (OR = 3.377, 95%CI:1.161-9.825), and lower scores in physical activity (OR = 0.842, 95%CI:0.749-0.945), stress management (OR = 0.762, 95%CI:0.585-0.993) and social support (OR = 0.897, 95%CI:0.833-0.965) were more likely to belong to the class 2. Simultaneously, compared with class 1, older adults with advanced age (OR = 104.435, 95%CI:6.038-1806.410), stroke (OR = 3.877, 95%CI:1.172-12.823) and lower scores in physical activity (OR = 0.784, 95%CI:0.667-0.922) and social support (OR = 0.909, 95%CI:0.828-0.998) were more likely to be class 3. In addition, compared with class 2, older adults with a lower score in nutrition (OR = 0.764, 95%CI:0.615-0.950) were more likely to belong to the class 3. CONCLUSIONS: This study provides evidence that there are heterogeneous IC impairment patterns in older adults and identifies various associated factors in each pattern, including age, stroke, osteoporosis, social support and lifestyle behaviors such as nutrition, physical activity and stress management. It informs stakeholders on which modifiable factors should be targeted through public health policy or early intervention to promote IC and healthy aging in older adults.
背景:内在能力(IC)是世界卫生组织(WHO)提出的,旨在促进健康老龄化。虽然一些研究已经探讨了影响 IC 的因素,但很少有研究全面证实生活方式因素对 IC 的影响,尤其是 IC 损伤模式。本研究旨在确定 IC 损伤模式,并探讨与不同 IC 损伤模式相关的生活方式和其他因素。
方法:这是一项在中国老年医院进行的横断面研究。根据世界卫生组织的建议,对参与者的 IC 进行了五个领域的评估:认知、运动、活力、感官和心理领域。评估了参与者的社会人口统计学和健康相关特征。使用健康促进生活方式量表评估健康促进生活方式,包括营养、健康责任、人际关系、身体活动、精神成长和压力管理。我们应用潜在类别分析来确定 IC 损伤模式,并比较不同 IC 损伤模式的基本日常生活活动、工具性日常生活活动、虚弱、生活质量和跌倒情况。使用多变量逻辑回归分析来确定影响 IC 损伤模式的因素。
结果:在纳入的 237 名参与者中,潜在类别分析确定了三种 IC 损伤模式:44.7%为高 IC(第 1 类),31.2%为主要运动损伤的中等 IC(第 2 类),24.1%为主要认知损伤的低 IC(第 3 类)。第 1 类老年人的功能能力和生活质量最佳,而第 3 类老年人的残疾和虚弱程度最高,生活质量最差,跌倒发生率最高。与第 1 类相比,年龄较大(OR=22.046,95%CI:1.735-280.149)、骨质疏松症(OR=3.377,95%CI:1.161-9.825)、身体活动评分较低(OR=0.842,95%CI:0.749-0.945)、压力管理评分较低(OR=0.762,95%CI:0.585-0.993)和社会支持评分较低(OR=0.897,95%CI:0.833-0.965)的老年人更有可能属于第 2 类。同时,与第 1 类相比,年龄较大(OR=104.435,95%CI:6.038-1806.410)、中风(OR=3.877,95%CI:1.172-12.823)和身体活动评分较低(OR=0.784,95%CI:0.667-0.922)和社会支持评分较低(OR=0.909,95%CI:0.828-0.998)的老年人更有可能属于第 3 类。此外,与第 2 类相比,营养评分较低(OR=0.764,95%CI:0.615-0.950)的老年人更有可能属于第 3 类。
结论:本研究提供了证据表明,老年人的 IC 损伤模式存在异质性,并确定了每种模式的各种相关因素,包括年龄、中风、骨质疏松症、社会支持以及营养、身体活动和压力管理等生活方式行为。它为利益相关者提供了信息,即哪些可改变的因素应该通过公共卫生政策或早期干预来针对,以促进老年人的 IC 和健康老龄化。
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