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  • 文章类型: Journal Article
    目的:本研究旨在调查老年慢性病患者对家庭保健服务(HHCs)的需求强度,并确定相关因素。
    方法:在武侯区进行了横断面调查,成都,四川省,中国,2021年4月至11月。
    方法:采用方便抽样方法筛选榆林市社区卫生服务中心管理的老年慢性病患者。问卷包括一般信息,并根据患者情况填写中文版社区健康强度评定量表。使用描述性统计和二元逻辑回归分析数据。
    结果:共有371名患者(10.40%)完成了调查。老年患者的平均年龄为84.04岁(SD=7.07);这些患者患有1至7种慢性病,最常见的是高血压(78.98%)和糖尿病(40.97%)。患者对HHCs的需求强度为中度(41.51%)或重度(58.49%)。对于患者患有的每一种额外的慢性疾病,需求强度增加了1.289倍(OR=1.289;95%CI:1.055-1.575,p=.013);另外,90岁以上的人,个人月收入低于2500元(387.00美元),健康状况很差,只有基本医疗保险的需求强度更高(p<.05)。
    结论:我们的数据分析显示,经济状况,保险条件,健康状况不佳,多种合并症可能是与HHC需求强度相关的最常见因素。这些特征可以帮助医务人员识别和帮助那些有紧急健康问题的人。
    OBJECTIVE: This study aimed to investigate the intensity of needs for home health care services (HHCs) among elderly patients with chronic diseases and to identify the associated factors.
    METHODS: A cross-sectional survey was conducted in Wuhou District, Chengdu, Sichuan Province, China, from April to November 2021.
    METHODS: Convenient sampling was used to screen elderly patients with chronic diseases managed by Yulin Community Health Service Center. The questionnaires included general information and the Chinese version of the Community Healthy Intensity Rating Scale were completed according to patients\' conditions. The data were analyzed using descriptive statistics and binary logistic regression.
    RESULTS: A total of 371 patients (10.40%) completed the survey. The mean age of the elderly patients was 84.04 years (SD = 7.07); these patients suffered from 1 to 7 kinds of chronic diseases, and the most common were hypertension (78.98%) and diabetes (40.97%). The need intensity of patients for HHCs was moderate (41.51%) or severe (58.49%). For each additional chronic disease that patients suffered from, the need intensity increases by 1.289 times (OR = 1.289; 95% CI: 1.055-1.575, p = .013); in additional, those aged more than 90 years, with a personal monthly income less than 2500 yuan ($387.00), with a poor health current status, and with only basic medical insurance presented greater need intensity (p < .05).
    CONCLUSIONS: Our data analysis revealed that economic status, insurance condition, poor health status, and multiple comorbidities may be the most common factors associated with the need intensity for HHCs. These characteristics may help medical staff to identify and help those with urgent health problems.
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  • 文章类型: Journal Article
    背景:体感游戏干预已被用于住院老年人的康复。然而,他们在社区中老年人中的应用知之甚少,阻碍了有效干预策略的发展和多样化的锻炼。
    目的:本研究旨在探索中国老年人参与体感游戏干预的经验,从而制定量身定制的干预框架和支持策略。
    方法:我们对参加2022年8月至9月为期12周的感官游戏干预研究的12名前体弱老年人进行了半结构化访谈。访谈使用Nvivo11.0软件按照Colaizzi的七步分析方法进行分析。
    结果:体感游戏干预经验分为四个主要主题和11个子主题:健康干预效果(增强肢体肌肉力量,提高反应能力,缓解负面情绪),积极的经历(增强自我成就,增加运动动机,提高社会参与度),负面体验(来自未满足的分数期望的挫败感,初始不适),和干预要求(持续干预,技术支持,个性化内容)。
    结论:这些发现对社区中针对体弱老年人的体感游戏干预具有启示意义。
    BACKGROUND: Somatosensory game interventions have been used to rehabilitate hospitalized older adults. However, their application in prefrail older adults in the community is poorly understood, hindering the development of effective intervention strategies and exercise diversification.
    OBJECTIVE: This study aimed to explore the experiences of prefrail Chinese older adults engaging in somatosensory gaming interventions and thus develop tailored intervention frameworks and support strategies.
    METHODS: We conducted semistructured interviews with 12 prefrail older adults who participated in a 12-week sensory game intervention study from August to September 2022. The interviews were analyzed using Nvivo 11.0 software following Colaizzi\'s seven-step analysis method.
    RESULTS: Somatosensory game intervention experiences were classified into four main themes and 11 subthemes: health intervention effects (enhanced limb muscle strength, improved reaction capacity, alleviated negative emotions), positive experiences (enhanced self-achievement, increased exercise motivation, elevated social engagement), negative experiences (frustration from unmet score expectations, initial discomfort), and intervention requirements (sustained interventions, technical support, personalized content).
    CONCLUSIONS: The findings have implications for somatosensory game interventions targeting prefrail older adults in the community.
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  • 文章类型: Journal Article
    目标:随着全球化和现代化不断影响人们的生活,生活方式发生了重大转变,导致全球范围内体力活动的减少和不健康饮食模式的增加。缺乏身体活动已成为全球第四大死亡原因。本次范围审查的目的是分析将身体活动纳入医疗保健(IPAHc)的概念和发展,基于运动和运动医学(SEM)和运动医学(EIM)的原理。
    方法:使用PubMed对相关已发表的研究进行了系统搜索,Scopus,WebofScience,学术搜索终极,Medline,和SPORTDiscus,通过EBSCO搜索平台。
    29项研究符合纳入标准。整合途径围绕身体活动咨询和/或转诊,以及在IPAHc中广泛使用的信息技术,包括网站,电子病历,社交媒体,可穿戴设备,移动软件,和推荐工具。SEM和EIM面临着众多的实施挑战,例如时间限制,教育/培训,资源,和工具。
    结论:IPAHc的概念涉及将身体活动生命体征(PAVS)整合到电子病历中,以评估普通人群的身体活动水平。这可以帮助个人实现健身目标,预防疾病,治疗现有疾病,正在接受康复。IPAHc已经发展多年,现在正在在实践中探索。尽管信息技术在这个整合过程中被广泛使用,一些挑战仍然需要解决。
    OBJECTIVE: As globalization and modernization continue to impact people\'s lives, a significant shift in lifestyle has taken place, resulting in a worldwide decrease in physical activity and an increase in unhealthy eating patterns. Physical inactivity has become the fourth leading cause of death globally. The aim of this scoping review is to analyze the concept and development of integrating physical activity into healthcare (IPAHc), based on the principles of sports and exercise medicine (SEM) and exercise is medicine (EIM).
    METHODS: A systematic search was conducted of relevant published studies with full text using PubMed, Scopus, Web of Science, Academic Search Ultimate, Medline, and SPORTDiscus, via the EBSCO search platform.
    UNASSIGNED: Twenty-nine studies met the inclusion criteria. The integration pathway centres around physical activity consultation and/or referral, and information technology which has been extensively utilized in IPAHc, including websites, electronic medical records, social media, wearable devices, mobile software, and referral tools. SEM and EIM face numerous implementation challenges, such as time constraints, education/training, resources, and tools.
    CONCLUSIONS: The concept of IPAHc involves the integration of Physical Activity Vital Signs (PAVS) into electronic medical records to evaluate the physical activity levels of the general population. This can assist individuals in achieving fitness goals, preventing diseases, treating existing illnesses, and undergoing rehabilitation. IPAHc has been in development for many years and is now being explored in practice. Despite the widespread use of information technology in this integration process, a number of challenges still need addressing.
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  • 文章类型: Journal Article
    背景:该研究旨在验证Wooley问题在社区环境中筛查中国女性产后抑郁症。
    方法:按照Beaton的跨文化调试指南将Whooley问题翻译成中文。2020年12月1日至2021年6月30日,长沙市开福区、长沙县基层妇幼保健工作者在出院七天内进行家访时,招募了近期分娩的18岁及以上妇女。参与者妇女在线完成了Wooley问题,并在访问后7天内接受了DSM-IV的诊断性访谈。我们评估了克朗巴赫的阿尔法,半分割可靠性,ROC曲线下面积(AUC),灵敏度,特异性,阳性预测值(PPV),负预测值(NPV),和Wooley问题的最优截止值。
    结果:在3,004名合格女性中,1,862人完成了Wooley问题和诊断性访谈。62名妇女(3.3%)被诊断患有抑郁症。Cronbach的α系数为0.64,分裂半可靠性为0.64。最佳截止值是当至少一个问题被回答为“是”时,AUC为0.84(SE=0.03,95CI0.78-0.90,P<0.001),灵敏度为0.77(95CI0.65-0.87),特异性为0.89(95CI0.88-0.90),PPV为0.20(95CI0.15-0.25),净现值为0.99(95CI0.98-1.00)。
    结论:这项研究表明,Wooley问题的中文版是筛查社区产后抑郁症的可靠工具,但它可能会导致许多假阳性病例。
    BACKGROUND: The study aims to validate the Whooley questions for screening postpartum depression in Chinese women in a community setting.
    METHODS: The Whooley questions was translated into Chinese following Beaton\'s intercultural debugging guidelines. From December 1, 2020 to June 30, 2021, primary maternal and child health workers in Kaifu District and Changsha County in Changsha City recruited women aged 18 years or older who had recently given birth during home visits within seven days of discharge from hospital. Participants women completed the Whooley questions online and underwent a diagnostic interview for DSM-IV within 7 days of the visit. We evaluated Cronbach\'s alpha, split-half reliability, area under the ROC curve (AUC), sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV), and optimal cut-off value of the Whooley questions.
    RESULTS: Of the 3,004 eligible women, 1,862 completed the Whooley questions and diagnostic interviews. Sixty-two women (3.3%) were diagnosed with depressive disorders. The Cronbach\'s alpha coefficient was 0.64, the split-half reliability was 0.64. The optimal cut-off value was when at least one questions was answered \"yes\", with an AUC of 0.84 (SE=0.03, 95%CI 0.78-0.90, P<0.001), sensitivity of 0.77 (95%CI 0.65-0.87), specificity of 0.89 (95%CI 0.88-0.90), PPV of 0.20 (95%CI 0.15-0.25) and NPV of 0.99 (95%CI 0.98-1.00).
    CONCLUSIONS: This study shows that the Chinese version of the Whooley questions is a reliable tool for screening postpartum depression in the community, but it may lead to many false positive cases.
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  • 文章类型: Journal Article
    阴道微生物组在人类女性的生殖健康中起着至关重要的作用。随着世界范围内不孕症的增加,了解阴道微生物组可能在不孕症和体外受精(IVF)治疗结局中的作用至关重要.为了确定1411名个体(接受胚胎移植的1255名)的阴道微生物组组成及其与生殖结果的关系,测量临床和生化特征,和阴道样品进行16SrRNA测序。我们的结果表明,过高和过低的乳酸菌丰度对怀孕都没有好处;适度的丰度更有益。发现中等丰度的卷曲乳杆菌和乳杆菌(〜80%)(妊娠率I-B:54.35%和III-B:57.73%)与更高丰度(>90%)的乳杆菌(I-A:44.81%和III-A:51.06%,分别)。群落状态类型(CST)IV-B(含有高至中等相对丰度的阴道加德纳菌)与I-A和III-A的妊娠率相似(48.09%),在这个CST中,孕妇的乳杆菌属物种的丰度更高。对71个样本的宏基因组分析表明,未怀孕的妇女被检测到具有更多的抗生素抗性基因,变形杆菌和厚壁槽是主要宿主。不同不孕症组女性内部和之间的固有差异表明,阴道微生物可能用于检测不孕症并可能改善IVF结局。
    The vaginal microbiome plays an essential role in the reproductive health of human females. As infertility increases worldwide, understanding the roles that the vaginal microbiome may have in infertility and in vitro fertilization (IVF) treatment outcomes is critical. To determine the vaginal microbiome composition of 1411 individuals (1255 undergoing embryo transplantation) and their associations with reproductive outcomes, clinical and biochemical features are measured, and vaginal samples are 16S rRNA sequenced. Our results suggest that both too high and too low abundance of Lactobacillus is not beneficial for pregnancy; a moderate abundance is more beneficial. A moderate abundance of Lactobacillus crispatus and Lactobacillus iners (~80%) (with a pregnancy rate of I-B: 54.35% and III-B: 57.73%) is found beneficial for pregnancy outcomes compared with a higher abundance (>90%) of Lactobacillus (I-A: 44.81% and III-A: 51.06%, respectively). The community state type (CST) IV-B (contains a high to moderate relative abundance of Gardnerella vaginalis) shows a similar pregnant ratio (48.09%) with I-A and III-A, and the pregnant women in this CST have a higher abundance of Lactobacillus species. Metagenome analysis of 71 samples shows that nonpregnant women are detected with more antibiotic-resistance genes, and Proteobacteria and Firmicutes are the main hosts. The inherent differences within and between women in different infertility groups suggest that vaginal microbes might be used to detect infertility and potentially improve IVF outcomes.
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  • 文章类型: Journal Article
    广汉市三星堆遗址,四川省,中国,是中国古代文明的珍贵遗产之一。三星堆考古工作对于阐明古蜀文化和长江文明的起源和主要内容具有重要意义。自1920年代以来,考古学家在现场进行了广泛的挖掘和研究,特别注意出土的大量象牙文物。然而,埋藏的象牙受土壤酸碱度的影响,温度,湿度,湿度和其他物理和化学因素,以及可能导致象牙腐蚀和分解的微生物活动的潜在影响。通过了解微生物的类型和活动,可以采取适当措施保护和保存文物。
    对三星堆遗址三个祭祀坑象牙周围的土壤样本进行了多点采样,采样过程中进行了严格的无菌操作。随后,利用Illumina高通量测序技术对三星堆遗址埋藏象牙土壤中的微生物群落结构和多样性进行了鉴定和分析。
    16SrRNA和内部转录间隔区序列分析揭示了不同牺牲坑之间土壤微生物群落结构的显着差异。优势细菌门是变形杆菌,GAL15放线菌,拟杆菌,和Methylomirabilota。优势真菌门是子囊,被孢霉,和担子菌.大多数优势细菌和真菌群落在象牙腐蚀机制中起着不可或缺的作用,通过分解有机物和产生酸性物质等各种手段促进腐烂和分解过程。
    采取一系列措施控制微生物活性以有效保护象牙尤为重要。我们对埋藏环境中微生物对象牙的作用机理的初步研究,为三星堆出土的古象牙防止微生物降解提供了科学依据。根据研究结果,可以根据古象牙的保存环境和微生物特性制备合适的抗菌剂。确保选定的抗菌剂符合安全性和有效性要求,以最大限度地防止古象牙的微生物降解。
    UNASSIGNED: The Sanxingdui Site in Guanghan City, Sichuan Province, China, is one of the precious heritage sites of the ancient Chinese civilization. Archaeological work at Sanxingdui is of great significance in clarifying the origins and main contents of the ancient Shu culture and the Yangtze River civilization. Since the 1920s, archaeologists have conducted extensive excavations and research at the site, with particular attention given to the large number of ivory artifacts unearthed. However, the buried ivory is influenced by soil pH, temperature, humidity, and other physical and chemical factors, along with the potential impact of microbial activities that may lead to the corrosion and decomposition of ivory. By understanding the types and activities of microorganisms, appropriate measures can be taken to protect and preserve cultural relics.
    UNASSIGNED: Multi-point sampling of soil samples around the ivory of the three sacrificial pits at the Sanxingdui site was carried out, and strict aseptic operation was carried out during the sampling process. Subsequently, the microbial community structure and diversity in the buried ivory soil of Sanxingdui site were identified and analyzed by Illumina high-throughput sequencing technology.
    UNASSIGNED: 16S rRNA and internal transcribed spacer sequence analysis revealed significant differences in the soil microbial community structure among different sacrificial pits. The dominant bacterial phyla were the Proteobacteria, GAL15, Actinobacteriota, Bacteroidota, and Methylomirabilota. The dominant fungal phyla were Ascomycota, Mortierellomhcota, and Basidiomycota. Most dominant bacterial and fungal communities play an indispensable role in the ivory corrosion mechanism, promoting the decay and decomposition process through various means such as decomposing organic matter and producing acidic substances.
    UNASSIGNED: It is particularly important to take a series of measures to control microbial activity to effectively protect ivory. Our preliminary study of the mechanism of action of microorganisms on ivory in a buried environment provides a scientific basis to prevent and protect against microbial degradation in ancient ivory unearthed in Sanxingdui. Following the research results, suitable antibacterial agents tailored to the preservation environment and microbial characteristics of ancient ivory can be prepared. Ensure that the selected antibacterial agents meet safety and effectiveness requirements to maximize protection against microbial degradation of ancient ivory.
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  • 文章类型: Journal Article
    背景:久坐行为(SB)在社区居住的2型糖尿病(T2DM)老年人的日常生活中根深蒂固。然而,与SB相关的决定因素的具体潜在机制仍然难以捉摸。我们旨在基于行为变化轮框架以及文献综述来探索SB的决定因素。
    方法:这项横断面研究招募了济南市489名社区居住的T2DM老年人,山东省,中国。使用便利抽样从相关社区中选择参与者。这项研究使用了老年人久坐时间-T2DM的测量,缩写-邻里环境可步行性量表,社会支持评定量表,鲁本社会网络量表6,久坐行为主观社会规范问卷,功能活动问卷,数值评级量表,短物理性能电池,和蒙特利尔认知评估文本来评估SB的水平和决定因素。进行描述性统计分析和路径分析以分析和解释数据。
    结果:疼痛,认知功能,社会孤立,和社会支持对社区居住的T2DM老年人的SB有直接和间接影响(总影响分别为:β=0.426,β=-0.171,β=-0.209和β=-0.128),和身体功能,行走环境,和社会功能对患者SB有直接影响(总影响:β=-0.180,β=-0.163和β=0.127)。上述通路均有统计学意义(P<0.05)。路径分析显示,模型拟合指数RMSEA=0.014,χ2/df=1.100,GFI=0.999,AGFI=0.980,NFI=0.997,RFI=0.954,FI=1.000,TLI=0.996,CFI=1.000。
    结论:能力(身体机能,疼痛,和认知功能),机会(社会孤立,行走环境,和社会支持),动机(社会功能)是社区居住的T2DM老年人SB的有效预测因子。关于这些关联的更深入的知识可以帮助医疗保健提供者设计有针对性的干预策略,以降低该特定人群中的SB水平。
    BACKGROUND: Sedentary behavior (SB) is deeply ingrained in the daily lives of community-dwelling older adults with type 2 diabetes mellitus (T2DM). However, the specific underlying mechanisms of the determinants associated with SB remain elusive. We aimed to explore the determinants of SB based on the behavior change wheel framework as well as a literature review.
    METHODS: This cross-sectional study recruited 489 community-dwelling older adults with T2DM in Jinan City, Shandong Province, China. Convenience sampling was used to select participants from relevant communities. This study used the Measure of Older Adults\' Sedentary Time-T2DM, the Abbreviated-Neighborhood Environment Walkability Scale, the Social Support Rating Scale, the Lubben Social Network Scale 6, the Subjective Social Norms Questionnaire for Sedentary Behavior, the Functional Activities Questionnaire, the Numerical Rating Scale, the Short Physical Performance Battery, and the Montreal Cognitive Assessment Text to assess the levels of and the determinants of SB. Descriptive statistical analysis and path analysis were conducted to analyze and interpret the data.
    RESULTS: Pain, cognitive function, social isolation, and social support had direct and indirect effects on SB in community-dwelling older adults with T2DM (total effects: β = 0.426, β = -0.171, β = -0.209, and β = -0.128, respectively), and physical function, walking environment, and social function had direct effects on patients\' SB (total effects: β = -0.180, β = -0.163, and β = 0.127, respectively). All the above pathways were statistically significant (P < 0.05). The path analysis showed that the model had acceptable fit indices: RMSEA = 0.014, χ 2/df = 1.100, GFI = 0.999, AGFI = 0.980, NFI = 0.997, RFI = 0.954, IFI = 1.000, TLI = 0.996, CFI = 1.000.
    CONCLUSIONS: Capability (physical function, pain, and cognitive function), opportunity (social isolation, walking environment, and social support), and motivation (social function) were effective predictors of SB in community-dwelling older adults with T2DM. Deeper knowledge regarding these associations may help healthcare providers design targeted intervention strategies to decrease levels of SB in this specific population.
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  • 文章类型: Journal Article
    目的:探讨社区高血压患者发生轻度认知功能障碍的危险因素,并建立风险预测模型。方法:本研究使用的数据来自两个来源:中国健康与退休纵向研究(CHARLS)和中国纵向健康长寿调查(CLHLS)。来自CHARLS的总共1121名参与者被随机分配到训练集和验证集,按照70:30的比例。同时,另外4016名来自CLHLS的参与者被用于模型的外部验证.本研究中的患者分为两组:轻度认知障碍患者和无认知障碍患者。一般信息,就业状况,养老金,健康保险,比较两组患者抑郁症状的存在情况。LASSO回归分析用于确定模型最具预测性的变量,利用14倍交叉验证。使用广义线性模型建立了高血压人群认知障碍的风险预测模型。通过接收器工作特性(ROC)曲线和校准曲线下的面积评估模型的判别能力。结果:在建模组中,八个变量,如性别,年龄,residence,教育,酒精使用,抑郁症,就业状况,最终从21个潜在预测因子的初始池中选择健康保险来构建风险预测模型。训练的曲线下面积(AUC)值,内部,和外部验证集分别为0.777,0.785和0.782.均超过0.7的阈值,表明该模型有效地预测了社区高血压患者轻度认知功能障碍的发生率。使用广义线性模型结合Lasso回归建立了风险预测模型。使用接收器工作特征(ROC)曲线下面积评估模型的性能。Hosmer-Lemeshow测试值得出p=.346和p=.626,两者均超过0.05阈值。校准曲线表明列线图模型与观察结果之间存在显着一致性,作为评估模型预测性能的有效工具。讨论:这项研究中开发的预测模型是评估高血压患者认知障碍的有前途且有效的工具,协助社区医护人员识别高危人群。
    Objective: To investigate the risk factors for the development of mild cognitive dysfunction in hypertensive patients in the community and to develop a risk prediction model. Method: The data used in this study were obtained from two sources: the China Health and Retirement Longitudinal Study (CHARLS) and the Chinese Longitudinal Healthy Longevity Survey (CLHLS). A total of 1121 participants from CHARLS were randomly allocated into a training set and a validation set, following a 70:30 ratio. Meanwhile, an additional 4016 participants from CLHLS were employed for external validation of the model. The patients in this study were divided into two groups: those with mild cognitive impairment and those without. General information, employment status, pension, health insurance, and presence of depressive symptoms were compared between the two groups. LASSO regression analysis was employed to identify the most predictive variables for the model, utilizing 14-fold cross-validation. The risk prediction model for cognitive impairment in hypertensive populations was developed using generalized linear models. The model\'s discriminatory power was evaluated through the area under the receiver operating characteristic (ROC) curve and calibration curves. Results: In the modeling group, eight variables such as gender, age, residence, education, alcohol use, depression, employment status, and health insurance were ultimately selected from an initial pool of 21 potential predictors to construct the risk prediction model. The area under the curve (AUC) values for the training, internal, and external validation sets were 0.777, 0.785, and 0.782, respectively. All exceeded the threshold of 0.7, suggesting that the model effectively predicts the incidence of mild cognitive dysfunction in community-based hypertensive patients. A risk prediction model was developed using a generalized linear model in conjunction with Lasso regression. The model\'s performance was evaluated using the area under the receiver operating characteristic (ROC) curve. Hosmer-Lemeshow test values yielded p = .346 and p = .626, both of which exceeded the 0.05 threshold. Calibration curves demonstrated a significant agreement between the nomogram model and observed outcomes, serving as an effective tool for evaluating the model\'s predictive performance. Discussion: The predictive model developed in this study serves as a promising and efficient tool for evaluating cognitive impairment in hypertensive patients, aiding community healthcare workers in identifying at-risk populations.
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  • 文章类型: Journal Article
    背景:中国的老年人群面临着严峻的健康挑战,包括营养不良和多种慢性疾病。迫切需要量身定制的食品推荐系统。基于知识图谱的食物建议在提供个性化营养支持方面提供了可观的希望。然而,在目前的推荐流程中,需要优化基于疾病的营养原则和偏好相关要求的整合.
    目的:本研究旨在开发基于知识图谱的社区居住老年人个性化膳食推荐系统,并进行初步的有效性测试。
    方法:我们开发了ElCombo,由用户档案和食物知识图驱动的个性化膳食推荐系统。根据对96名社区居住的老年人的调查,建立了用户档案。食物知识图谱得到了中国美食食谱和饮食历史网站的数据支持,由5个实体类组成:菜肴、成分,成分类别,营养素,和疾病,以及它们的属性和相互关系。然后开发了个性化膳食推荐算法来综合这些信息以生成包装膳食作为输出,考虑与疾病相关的营养限制和个人饮食偏好。此外,使用从96个社区居住的老年人中收集的真实世界数据集进行了一项验证研究,以评估ElCombo在1个月干预中改变其饮食习惯的有效性。使用模拟数据进行影响分析。
    结果:我们的推荐系统,ElCombo,通过将其推荐膳食的饮食多样性和饮食质量与96名合格的社区居住老年人的自主选择进行比较来评估。参与者根据他们是否有记录的饮食历史进行分组,34人(35%)拥有此类数据,62人(65%)缺乏此类数据。基于30天评估的回顾性数据的模拟实验表明,与老年人自己的选择相比,ElCombo的膳食建议始终具有更高的饮食质量和饮食多样性(P<.001)。此外,2名老年人的案例研究,1有和1没有事先的饮食记录,展示了ElCombo满足与多种疾病相关的复杂营养需求的能力,个性化的每个人的健康概况和饮食要求。
    结论:ElCombo在模拟试验中显示出提高社区居住老年人膳食质量和多样性的潜力。评估度量表明,由个性化膳食推荐系统支持的食物选择超过自主选择。未来的研究将集中在验证和完善ElCombo在现实世界中的性能,强调对复杂健康数据的稳健管理。该系统的可扩展性和适应性确定了其对老年人的营养健康产生有意义影响的潜力。
    BACKGROUND: China\'s older population is facing serious health challenges, including malnutrition and multiple chronic conditions. There is a critical need for tailored food recommendation systems. Knowledge graph-based food recommendations offer considerable promise in delivering personalized nutritional support. However, the integration of disease-based nutritional principles and preference-related requirements needs to be optimized in current recommendation processes.
    OBJECTIVE: This study aims to develop a knowledge graph-based personalized meal recommendation system for community-dwelling older adults and to conduct preliminary effectiveness testing.
    METHODS: We developed ElCombo, a personalized meal recommendation system driven by user profiles and food knowledge graphs. User profiles were established from a survey of 96 community-dwelling older adults. Food knowledge graphs were supported by data from websites of Chinese cuisine recipes and eating history, consisting of 5 entity classes: dishes, ingredients, category of ingredients, nutrients, and diseases, along with their attributes and interrelations. A personalized meal recommendation algorithm was then developed to synthesize this information to generate packaged meals as outputs, considering disease-related nutritional constraints and personal dietary preferences. Furthermore, a validation study using a real-world data set collected from 96 community-dwelling older adults was conducted to assess ElCombo\'s effectiveness in modifying their dietary habits over a 1-month intervention, using simulated data for impact analysis.
    RESULTS: Our recommendation system, ElCombo, was evaluated by comparing the dietary diversity and diet quality of its recommended meals with those of the autonomous choices of 96 eligible community-dwelling older adults. Participants were grouped based on whether they had a recorded eating history, with 34 (35%) having and 62 (65%) lacking such data. Simulation experiments based on retrospective data over a 30-day evaluation revealed that ElCombo\'s meal recommendations consistently had significantly higher diet quality and dietary diversity compared to the older adults\' own selections (P<.001). In addition, case studies of 2 older adults, 1 with and 1 without prior eating records, showcased ElCombo\'s ability to fulfill complex nutritional requirements associated with multiple morbidities, personalized to each individual\'s health profile and dietary requirements.
    CONCLUSIONS: ElCombo has shown enhanced potential for improving dietary quality and diversity among community-dwelling older adults in simulation tests. The evaluation metrics suggest that the food choices supported by the personalized meal recommendation system surpass autonomous selections. Future research will focus on validating and refining ElCombo\'s performance in real-world settings, emphasizing the robust management of complex health data. The system\'s scalability and adaptability pinpoint its potential for making a meaningful impact on the nutritional health of older adults.
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  • 文章类型: Journal Article
    目的:研究的目的是使用机器学习方法开发一种模型,该模型可以有效地识别社区中家庭护理的质量。
    方法:横截面设计。
    方法:在本研究中,我们评估了2022年10月至2023年2月期间170个社区卫生服务中心的家庭护理质量.家庭护理服务质量问卷用于收集有关家庭护理结构的信息,过程和结果质量。然后,使用卷积神经网络开发了智能综合评估模型,并通过各种绩效指标将其绩效与随机森林和逻辑回归模型进行比较。
    结果:卷积神经网络模型基于七个变量,其中包括家庭护理人员的资格,制定和实施应急计划,以应对家庭环境中的不同应急救援,根据具体情况配备急救药品和用品,评估家庭患者的营养状况,家庭护理人员数量的分配,新发压疮病例及患者满意率。值得注意的是,卷积神经网络模型表现出卓越的性能,性能优于随机森林和回归模型。
    结论:卷积神经网络模型的成功开发和应用凸显了其利用社区卫生服务中心的数据对家庭护理质量进行快速准确分级的能力。本研究指出了改善家庭护理质量的途径。
    结论:本研究提出的模型,加上上述因素,有望提高家庭护理质量综合评价的准确性和效率。它还将帮助管理者采取有目的的措施来提高家庭护理的质量。
    本研究的报告(观察性,横断面研究)符合STROBE声明。
    没有患者或公众捐款。
    该模型的应用有可能为高质量家庭护理的进步做出贡献,特别是在中低收入社区。
    OBJECTIVE: The aim of the study is to develop a model using a machine learning approach that can effectively identify the quality of home care in communities.
    METHODS: A cross-sectional design.
    METHODS: In this study, we evaluated the quality of home care in 170 community health service centres between October 2022 and February 2023. The Home Care Service Quality Questionnaire was used to collect information on home care structure, process and outcome quality. Then, an intelligent and comprehensive evaluation model was developed using a convolutional neural network, and its performance was compared with random forest and logistic regression models through various performance indicators.
    RESULTS: The convolutional neural network model was built upon seven variables, which encompassed the qualification of home nursing staff, developing and practicing emergency plan to cope with different emergency rescues in home environment, being equipped with medication and supplies for first aid according to specific situations, assessing nutrition condition of home patients, allocation of the number of home nursing staff, cases of new pressure ulcers and patient satisfaction rate. Remarkably, the convolutional neural network model demonstrated superior performance, outperforming both the random forest and regression models.
    CONCLUSIONS: The successful development and application of the convolutional neural network model highlight its ability to leverage data from community health service centres for rapid and accurate grading of home care quality. This research points the way to home care quality improvement.
    CONCLUSIONS: The model proposed in this study, coupled with the aforementioned factors, is expected to enhance the accuracy and efficiency of a comprehensive evaluation of home care quality. It will also help managers to take purposeful measures to improve the quality of home care.
    UNASSIGNED: The reporting of this study (Observational, cross-sectional study) conforms to the STROBE statement.
    UNASSIGNED: No patient or public contribution.
    UNASSIGNED: The application of this model has the potential to contribute to the advancement of high-quality home care, particularly in lower-middle-income communities.
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