falls prediction

  • 文章类型: Journal Article
    成人癌症幸存者意外跌倒是一个健康问题。瀑布给癌症幸存者带来经济负担和有害后果。这篇综述旨在综合已发表的研究结果,以探讨癌症幸存者中跌倒与癌症诊断和治疗之间的关系。
    使用四个数据库进行了范围审查(Medline,EMBASE,CINAHL,和Scopus)为2001-2021年。在删除重复项后,鉴定出总共425份摘要。完成了2022-2023年的第二次搜索,确定了80篇摘要。抽象筛选,全文回顾,并进行了数据提取。从全文中提取研究特征和关键发现。提出了描述性数字摘要,并进行了叙事分析。
    共有42篇文章被纳入范围审查中,这些研究表明(1)癌症幸存者中跌倒的患病率增加,(2)存在癌症特异性跌倒危险因素,(3)缺乏癌症特异性跌倒预测工具,和(4)很少有跌倒预防干预措施作为癌症幸存者常规护理的一部分。年轻的癌症幸存者人数不足。癌症幸存者应该意识到他们跌倒的风险,卫生专业人员应确保跌倒预防是日常护理的一部分。
    瀑布与癌症生存有关,随着越来越多的人与癌症一起生活,跌倒变得越来越重要。存在与癌症幸存者相关的癌症特异性跌倒风险因素,这可能导致跌倒风险增加。然而,在癌症幸存者的标准治疗中,可能无法解决跌倒预防问题.这篇评论表明,需要癌症特异性跌倒风险工具,预防跌倒应该是肿瘤治疗的一部分。
    UNASSIGNED: Accidental falls among adult cancer survivors are a health concern. Falls impose economic burdens and detrimental consequences to cancer survivors. This review aimed to synthesize findings from published research to explore the relationship between falls and cancer diagnosis and treatment among cancer survivors.
    UNASSIGNED: A scoping review was conducted using four databases (Medline, EMBASE, CINAHL, and Scopus) for the years 2001-2021. A total of 425 abstracts were identified after removing duplicates. A second search for the years 2022-2023 was completed where 80 abstracts were identified. Abstract screening, full-text review, and data extraction were conducted. Study characteristics and key findings were extracted from full texts. Descriptive numerical summaries were presented, and narrative analyses were performed.
    UNASSIGNED: A total of 42 articles were included in the scoping review which demonstrated (1) an increased prevalence of falls among cancer survivors, (2) the presence of cancer-specific fall risk factors, (3) a lack of cancer-specific fall prediction tools, and (4) few fall prevention interventions as part of usual care among cancer survivors. Younger cancer survivors were underrepresented. Cancer survivors should be aware of their risk of falls, and health professionals should ensure that fall prevention is part of usual care.
    Falls are associated with cancer survivorship and as there are more people living with and beyond cancer, falls are becoming more significant.There are cancer-specific fall risk factors relevant to cancer survivors which can contribute to increased fall risk.However, fall prevention may not be addressed in standard care for cancer survivors.This review suggests cancer-specific fall risk tools are needed, and that fall prevention should be part of oncologic care.
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  • 文章类型: Journal Article
    老年人的跌倒是多种风险因素综合作用的结果。很少有研究涉及社区背景下的预测模型。这项研究的目的是通过测试-重测可靠性研究,确定一种新模型的有效性,该模型用于预测在社区住宅(n=186;n=117)中独居的老年人(65岁)的跌倒风险。我们在预测模型中考虑了双变量分析中出现的重要因素:年龄,zone,社会社区资源,体育锻炼,对健康的自我感知,很难保持站立,很难从椅子上坐起来,紧张地看到,使用技术设备,高血压和药物的数量。最终模型解释了独自居住在社区住宅中的老年人跌倒风险的28.5%。AUC=0.660(se=0.065,IC95%0.533-0.787,p=0.017)。所开发的预测模型揭示了该模型令人满意的辨别性能,可以为临床实践做出贡献。关于评估这一脆弱群体的跌倒风险和预防跌倒。
    Falls in older people are a result of a combination of multiple risk factors. There are few studies involving predictive models in a community context. The aim of this study was to determine the validation of a new model for predicting fall risk in older adults (65+) living alone in community dwellings (n = 186; n = 117) with a test-retest reliability study. We consider in the predictive model the significant factors emerged from the bivariate analysis: age, zone, social community resources, physical exercise, self-perception of health, difficulty to keep standing, difficulty to sit and get up from a chair, strain to see, use of technical devices, hypertension and number of medications. The final model explained 28.5% of the risk of falling in older adults living alone in community dwellings. The AUC = 0.660 (se = 0.065, IC 95% 0.533-0.787, p = 0.017). The predictive model developed revealed a satisfactory discriminatory performance of the model and can contribute to clinical practice, with respect to the evaluation of risk of falling in this frailty group and preventing falls.
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  • 文章类型: Journal Article
    背景:邮政筛查以前尚未被验证为识别社区居民跌倒和骨折风险的方法。我们检查了英国预防跌倒伤害试验(PreFIT;ISRCTN71002650)中使用的邮政风险筛查器的预后表现,预测任何跌倒,反复跌倒,和超过12个月的骨折。我们测试了添加变量是否会提高筛选器性能。
    方法:九千八百八万社区居民参与者,70岁及以上,英国国民健康服务(NHS)的63项一般做法被纳入了一项大型的、比较筛查和治疗跌倒预防干预措施的实用群集随机试验。短邮件筛选器作为A4纸发送给试验干预组中的所有参与者,以完成并返回GP(n=6,580)。邮政筛选器项目被嵌入到所有试验组的基线随机化前邮政问卷中(n=9,808)。我们使用曲线下面积(AUC)评估鉴别和校准。我们使用来自控制组的数据确定了其他预测因子,并将这些系数应用于干预组参与者的内部验证模型。我们使用逻辑回归来识别其他预测变量。
    结果:在12个月内共报告了10,743例跌倒和307例骨折。超过三分之一的参与者3,349/8,136(41%)在12个月的随访中至少下降了一次。对邮政筛选器的反应很高(5,779/6,580;88%)。预测模型在控制和干预武器中均显示出相似的判别能力,任何下降AUC的判别值0.67(95%CI0.65至0.68),和复发性跌倒(AUC0.71;95%CI0.69,0.72),但对骨折的辨别较差(AUC0.60;95%CI0.56,0.64)。额外的预测变量改善了跌倒的预测,但对骨折的影响不大,其中AUC升至0.71(95%CI0.67至0.74)。校准斜率非常接近1。
    结论:在初级保健中使用短期跌倒风险邮政筛查是可以接受的,但跌倒预测有限,虽然与其他工具一致。尽管增加了变量,但骨折和跌倒预测仅部分依赖于跌倒风险。
    Postal screening has not previously been validated as a method for identifying fall and fracture risk in community-dwelling populations. We examined prognostic performance of a postal risk screener used in the UK Prevention of Falls Injury Trial (PreFIT; ISRCTN71002650), to predict any fall, recurrent falls, and fractures over 12 months. We tested whether adding variables would improve screener performance.
    Nine thousand eight hundred and eight community-dwelling participants, aged 70 years and older, and 63 general practices in the UK National Health Service (NHS) were included in a large, pragmatic cluster randomised trial comparing screen and treat fall prevention interventions. The short postal screener was sent to all participants in the trial intervention arms as an A4 sheet to be completed and returned to the GP (n = 6,580). The postal screener items were embedded in the baseline pre-randomisation postal questionnaire for all arms of the trial (n = 9,808). We assessed discrimination and calibration using area under the curve (AUC). We identified additional predictors using data from the control arm and applied these coefficients to internal validation models in the intervention arm participants. We used logistic regression to identify additional predictor variables.
    A total of 10,743 falls and 307 fractures were reported over 12 months. Over one third of participants 3,349/8,136 (41%) fell at least once over 12 month follow up. Response to the postal screener was high (5,779/6,580; 88%). Prediction models showed similar discriminatory ability in both control and intervention arms, with discrimination values for any fall AUC 0.67 (95% CI 0.65 to 0.68), and recurrent falls (AUC 0.71; 95% CI 0.69, 0.72) but poorer discrimination for fractures (AUC 0.60; 95% CI 0.56, 0.64). Additional predictor variables improved prediction of falls but had modest effect on fracture, where AUC rose to 0.71 (95% CI 0.67 to 0.74). Calibration slopes were very close to 1.
    A short fall risk postal screener was acceptable for use in primary care but fall prediction was limited, although consistent with other tools. Fracture and fall prediction were only partially reliant on fall risk although were improved with the additional variables.
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  • 文章类型: Journal Article
    许多研究已经使用附着在成年人身上的传感器来收集信号,通过这些信号可以进行分析以预测跌倒。此外,有研究,其中视频和照片被用来提取和分析身体姿势和身体运动学。本研究提出了一种由身体运动学和机器学习组成的集成方法。模型数据由UP-Fall检测数据集实验中收集的视频记录组成。基于长短期记忆(LSTM)网络的三种模型-4p-SAFE,5p-SAFE,和6p-SAFE四个,五,在这项工作中开发了六个参数。这些模型所需的参数包括从视频中提取的一些坐标和角度。这些模型易于应用于普通摄像机采集的序列图像,到处安装,尤其是在养老机构。预测的准确性高达98%。最后,作者讨论了这一点,通过应用这些模型,将大大促进成年人和老年人的健康和健康。
    Many studies have used sensors attached to adults in order to collect signals by which one can carry out analyses to predict falls. In addition, there are research studies in which videos and photographs were used to extract and analyze body posture and body kinematics. The present study proposes an integrated approach consisting of body kinematics and machine learning. The model data consist of video recordings collected in the UP-Fall Detection dataset experiment. Three models based on long-short-term memory (LSTM) network-4p-SAFE, 5p-SAFE, and 6p-SAFE for four, five, and six parameters-were developed in this work. The parameters needed for these models consist of some coordinates and angles extracted from videos. These models are easy to apply to the sequential images collected by ordinary cameras, which are installed everywhere, especially on aged-care premises. The accuracy of predictions was as good as 98%. Finally, the authors discuss that, by applying these models, the health and wellness of adults and elderlies will be considerably promoted.
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  • 文章类型: Journal Article
    Falls are associated with impairment in postural control in people with Parkinson\'s disease (PwPD). We aimed to predict the fall risk through models combining postural responses with clinical and cognitive measures. Also, we compared the center of pressure (CoP) between PwPD fallers and non-fallers after unpredictable external perturbations. We expected that CoP parameters combined with clinical and cognitive measures would predict fall risk. Seventy-five individuals participated in the study. CoP parameters were measured during postural responses through five trials with unpredictable translations of the support-surface in posterior direction. Range and peak of CoP were analyzed in two periods: early and late responses. Time to peak (negative peak) and recovery time were analyzed regardless of the periods. Models included the CoP parameters in early (model 1), late responses (model 2), and temporal parameters (model 3). Clinical and cognitive measures were entered into all models. Twenty-nine participants fell at least once, and 46 PwPD did not fall during 12 months following the postural assessment. Range of CoP in late responses was associated with fall risk (p = .046). However, although statistically non-significant, this parameter indicated low accuracy in predicting fall risk (area under the curve = 0.58). Fallers presented a higher range of CoP in early responses than non-fallers (p = .033). In conclusion, although an association was observed between fall risk and range of CoP in late responses, this parameter indicated low accuracy in predicting fall risk in PwPD. Also, fallers demonstrate worse postural control during early responses after external perturbations than non-fallers, measured by CoP parameters.
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  • 文章类型: Journal Article
    Falls are one of the common health and well-being issues among the older adults. Internet of things (IoT)-based health monitoring systems have been developed over the past two decades for improving healthcare services for older adults to support an independent lifestyle. This research systematically reviews technological applications related to falls detection and falls management. The systematic review was conducted in accordance to the preferred reporting items for systematic reviews and meta-analysis statement (PRISMA). Twenty-four studies out of 806 articles published between 2015 and 2017 were identified and included in this review. Selected studies were related to pre-fall and post-fall applications using motion sensors (10; 41.67%), environment sensors (10; 41.67%) and few studies used the combination of these types of sensors (4; 16.67%). As an outcome of this review, we postulated a falls management framework (FMF). FMF considered pre- and post-fall strategies to support older adults live independently. A part of this approach involved active analysis of sensor data with the aim of helping the older adults manage their risk of fall and stay safe in their home. FMF aimed to serve the researchers, developers, clinicians and policy makers with pre- and post-falls management strategies to enhance the older adults\' independent living and well-being.
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