Clinical practice

临床实践
  • 文章类型: Journal Article
    虽然有儿科乳糜泻(CeD)的诊断和管理指南,北美目前的做法没有得到很好的描述。本研究旨在探索当前的实践模式,以确定差距并指导未来的临床,培训和研究举措。
    由乳糜泻特殊兴趣小组设计的23项调查以电子方式分发给其成员。问题探讨了四个主题:(1)冠状病毒病(COVID)-19大流行前后的筛查和诊断,(2)治疗和监测,(3)家庭筛查和护理过渡,和(4)CeD集中培训。
    调查回复率为10.8%(278/2552)。大多数受访者来自美国(89.9%,n=250)和加拿大(8.6%,n=24)。虽然内窥镜检查仍然是黄金标准,47.5%(132/278)接受血清学诊断.为了应对COVID-19大流行,37.4%的提供者改变了他们的诊断实践。护理障碍包括:营养师缺乏保险,等待时间,缺乏以CeD为重点的培训。在奖学金期间,69.1%(192/278)报告没有重点培训CeD。
    调查结果揭示了北美CeD的诊断和管理的实践差异,包括接受非活检的相当大比例,基于血清学的诊断,在COVID-19大流行期间有所增加。筛选的变化,诊断,间隔监视,和家庭筛查也被确定。儿科胃肠病学专业的CeD教育可能是标准化实践和推进研究的机会。未来的北美指南应考虑当前的护理模式,并制定新的举措来改善对CeD儿童的护理。
    UNASSIGNED: While guidelines exist for the diagnosis and management of pediatric celiac disease (CeD), current practices in North America are not well-described. This study aimed to explore current practice patterns to identify gaps and direct future clinical, training and research initiatives.
    UNASSIGNED: A 23-item survey designed by the Celiac Disease Special Interest Group was distributed electronically to its members. Questions explored four themes: (1) screening and diagnosis pre and post the coronavirus disease (COVID)-19 pandemic, (2) treatment and monitoring, (3) family screening and transition of care, and (4) CeD focused training.
    UNASSIGNED: The survey response rate was 10.8% (278/2552). Most respondents were from the United States (89.9%, n = 250) and Canada (8.6%, n = 24). While endoscopy remained the gold standard, serology-based diagnosis was accepted by 47.5% (132/278). In response to the COVID-19 pandemic, 37.4% of providers changed their diagnostic practice. Barriers to care included: lack of insurance coverage for dietitians, wait times, and lack of CeD focused training. During fellowship 69.1% (192/278) reported no focused CeD training.
    UNASSIGNED: Survey results revealed practice variation regarding the diagnosis and management of CeD in North America including a substantial proportion accepting non-biopsy, serology-based diagnosis, which increased during the COVID-19 pandemic. Variations in screening, diagnosis, interval surveillance, and family screening were also identified. Dedicated CeD education in pediatric gastroenterology fellowship may be an opportunity for standardizing practice and advancing research. Future North American guidelines should take current care patterns into consideration and develop new initiatives to improve care of children with CeD.
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  • 文章类型: Journal Article
    上呼吸道感染(URTI)在儿科年龄组的患者中很常见,通常会导致严重的发病率和死亡率。头孢克肟等抗生素有助于URTIs的管理,特别是当怀疑细菌病因时。一些研究已经评估了头孢克肟在小儿URTIs中的有效性,在缓解症状和减少疾病持续时间方面显示出有希望的结果。头孢克肟,第三代头孢菌素,对涉及URTIs的常见病原体表现出广谱活性,包括肺炎链球菌,流感嗜血杆菌,和卡他莫拉菌,它们对几种β-内酰胺酶的水解具有抗性。由于其独特的三小时消除半衰期,头孢克肟允许每天两次或,在大多数情况下,每日一次剂量。作为第三代头孢菌素,头孢克肟有效地靶向与这些感染相关的常见细菌病原体。其显着的功效加上良好的安全性,使其成为儿科医生和家庭医生的首选。儿童头孢克肟的安全性已得到广泛研究,结果普遍良好。不良事件通常是轻度和罕见的,胃肠道紊乱是最常见的报道。值得注意的是,头孢克肟诱导细菌耐药性的倾向较低,使其在抗生素耐药性增加的时代成为一个有价值的选择。在急性上呼吸道和下呼吸道感染的情况下,头孢克肟可以作为青霉素和第一代头孢菌素的替代品,急性中耳炎,和急性无并发症尿路感染。这篇综述旨在全面概述头孢克肟在儿科人群中治疗URTIs的应用。专注于它的功效,安全,和整体临床应用。
    Upper respiratory tract infections (URTIs) are common in patients of the pediatric age group and often lead to significant morbidity and mortality. Antibiotics such as cefixime have contributed to the management of URTIs, particularly when bacterial etiology is suspected. Several studies have evaluated the effectiveness of cefixime in pediatric URTIs, showing promising results in alleviating symptoms and reducing the duration of illness. Cefixime, a third-generation cephalosporin, exhibits broad-spectrum activity against common pathogens implicated in URTIs, including Streptococcus pneumoniae, Haemophilus influenzae, and Moraxella catarrhalis, which are resistant to hydrolysis by several β-lactamases. Due to its unique three-hour elimination half-life, cefixime allows for twice-daily or, in most cases, once-daily dosage. As a third-generation cephalosporin, cefixime effectively targets the common bacterial pathogens associated with these infections. Its notable efficacy is coupled with a favorable safety profile, making it a preferred choice for pediatricians and family physicians. The safety profiles of cefixime in children have been extensively studied with generally favorable outcomes. Adverse events are typically mild and infrequent, with gastrointestinal disturbances being most commonly reported. Notably, cefixime has a low propensity to induce bacterial resistance, making it a valuable option in the era of increasing antibiotic resistance. Cefixime may serve as a substitute for penicillin and first-generation cephalosporins in cases of acute upper and lower respiratory tract infections, acute otitis media, and acute uncomplicated urinary tract infections. This review aimed to provide a comprehensive outline of the use of cefixime in the treatment of URTIs in the pediatric population, focusing on its efficacy, safety, and overall clinical applications.
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  • 文章类型: Journal Article
    当前的专业护理教育计划对临床实践采取各种极大的关注,以提供护理学生。
    为了评估护理学院护生在临床实践中的压力发生率和相关因素以及应对策略,和课莫大学,埃塞俄比亚,2024.
    在2024年1月1日至12日之间进行了基于设施的横截面设计研究。学生总数为421人。使用已验证的工具收集数据,并使用Epi-dataVersion3.1输入,并导出到SPSSVersion25进行分析。进行了二元逻辑回归,将p值<.05的变量纳入多变量分析。AOR和95%CI在p值<0.05时宣布具有统计学意义。
    压力和应对策略的患病率分别为58.4%(95%CI[53.6-62.8])和52.0%(95%CI[47.3-56.5])。男性,私人常规,和指导老师的指导与压力显着相关。19-24岁年龄组,等级低,住在大学宿舍,临床工作人员指导,指导员指导,询问不清楚的问题与应对策略显著相关。
    十分之六的护生有压力。作为男性,作为一个私人,和家人住在一起,和指导老师指导与压力显着相关。因此,管理与性别有关的问题,参加常规节目,住在大学宿舍,指导学生可以减轻临床实践中的压力负担。十分之五的护生有良好的应对策略。年龄较低的年龄组,等级低,住在大学宿舍,临床工作人员指导,指导员指导,向指导老师询问不清楚的问题与应对策略显着相关。因此,提高成绩,住在大学宿舍,临床工作人员和指导员指导,询问不清楚的问题可能会增强应对策略。
    UNASSIGNED: The current professional nursing education program adopts various great attention for clinical practice to supply nursing students.
    UNASSIGNED: To assess the prevalence and associated factors of stress and coping strategies of nursing students during clinical practice in the school of nursing, Wachemo University, Ethiopia, 2024.
    UNASSIGNED: A facility-based cross-sectional design study was conducted between January 1 and 12/2024. The total number of students was 421. Data were collected using the validated tool and entered using Epi-data Version 3.1 and exported to SPSS Version 25 for analysis. Binary logistic regression was done, and variables with a p-value of <.05 were taken into the multivariable analysis. Statistically significant was declared at a p-value of <.05 with AOR and 95% CI.
    UNASSIGNED: The prevalence of stress and coping strategies was 58.4% with 95% CI [53.6-62.8] and 52.0% with 95% CI [47.3-56.5] respectively. Male gender, private regular, and instructor guide were significantly associated with stress. Age group 19-24 years, having low grades, living in a university dorm, clinical staff guiding, instructor guiding, and asking unclear issues were significantly associated with coping strategies.
    UNASSIGNED: About six in ten nursing students have stress. Being male gender, being a private, living with families, and instructor guide are significantly associated with stress. Therefore, managing gender-related issues, attending regular programs, living in a university dorm, and guiding the students might reduce the burden of stress during clinical practice. About five in ten nursing students have good coping strategies. Being age group of lower years old, having low grades, living in a university dorm, clinical staff guiding, instructor guiding, and asking the instructor about unclear issues were significantly associated with coping strategies. Therefore, improving grades, living in a university dorm, clinical staff and instructor guidance, and asking about unclear issues might enhance coping strategies.
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  • 文章类型: Journal Article
    本科牙科教育的主要目的是使牙科学生为独立的牙科实践做好准备,并使他们能够提供安全有效的牙科护理。这项研究旨在调查土耳其高级牙科本科生的自我感知准备情况。
    目的抽样用于从10个在土耳其提供本科牙科课程的牙科机构中招募最后一年的牙科学生。学生准备使用先前验证的牙科准备评估量表进行评估,该量表基于包含核心临床技能的50个项目,认知属性,和行为技能。该研究工具随后被翻译成土耳其语。使用Windows的R统计环境进行数据分析。
    272名学生(156名女性和116名男性;57%和43%,分别)跨越10所不同的大学。参与者的平均得分为75.68,男性得分略高于女性(77.35vs.分别为74.46)。然而,独立t检验显示,男女得分无显著差异.
    这项研究评估了来自土耳其10所大学的最后一年学生对牙科实践的自我感知准备。尽管结果显示了几个弱点,土耳其学生自我感知准备的得分与欧洲和亚洲报告的得分相当.这些发现可用于为未来的课程开发提供信息,以支持学生在感知到的薄弱领域巩固学习。
    UNASSIGNED: The primary aim of undergraduate dental education is to prepare dental students for independent dental practice and to enable them to provide safe and effective dental care. This study aimed to investigate the self-perceived preparedness of senior dental undergraduate students in Turkey.
    UNASSIGNED: Purposive sampling was used to recruit final-year dental students from 10 dental institutions offering undergraduate dental programs in Turkey. Student preparedness was assessed using a previously validated dental preparedness assessment scale based on 50 items encompassing core clinical skills, cognitive attributes, and behavioral skills. The research instrument was then translated into Turkish. The R statistical environment for Windows was used for the data analysis.
    UNASSIGNED: Responses were provided by 272 students (156 women and 116 men; 57% and 43%, respectively) across 10 different universities. The mean score of the participants was 75.68 with slightly higher scores for men compared to women (77.35 vs. 74.46 respectively). However, independent t-tests showed that the scores did not differ significantly between women and men.
    UNASSIGNED: This study evaluated the self-perceived preparedness for dental practice of final-year students from 10 universities in Turkey. Although the results showed several areas of weakness, the scores of self-perceived preparedness of Turkish students were comparable to those reported in Europe and Asia. These findings can be used to inform future curriculum development to support students in consolidating their learning in perceived areas of weakness.
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  • 文章类型: Journal Article
    掌plant脓疱病(PPP)中与健康相关的生活质量(HRQoL)的真实世界数据很少,很少有研究分析通用HRQoL。
    使用通用EQ-5D仪器和皮肤病生活质量指数(DLQI)仪器评估PPP中的HRQoL与斑块状银屑病的比较。
    来自PsoReg的横截面数据,瑞典国家牛皮癣系统治疗注册(2006-2021),进行了检查。该研究包括306名PPP患者,其中22%患有斑块状银屑病(n=68),仅有7041例斑块状银屑病患者。比较PPP患者和斑块型银屑病患者的EQ-5D和DLQI,总体和按性别分层。一项亚组分析比较了PPP患者与PPP患者的结局。严重斑块型银屑病患者(银屑病面积和严重程度指数≥10)。进行多元回归分析以控制潜在的混杂因素(年龄,性别,合并症,生活方式因素)。
    PPP患者在很大程度上是女性(79%vs.37%,p<0.01)及以上(平均[SD]年龄59.9[11.9]与50.7[16.0]年,p<.01)比斑块型银屑病患者高。与斑块型银屑病患者(平均值[SD]0.715[0.274])相比,PPP患者的EQ-5D值显著更低(更差)(平均值[SD]0.622[0.309])。与严重斑块型银屑病患者相比,没有观察到显着差异(p=0.237)。DLQI在PPP和斑块型银屑病患者中具有可比性(p=0.117)。在回归分析中,与斑块型银屑病患者相比,仅PPP和斑块型银屑病患者的EQ-5D值较低,为0.065(p<.01)和0.061分(p<.10)。
    PPP对患者的通用和皮肤病学特异性HRQoL产生了实质性的负面影响。在控制潜在混杂因素的影响时,与斑块状银屑病患者相比,PPP患者的一般HRQoL恶化。
    掌plant脓疱病(PPP)与健康相关的生活质量的实际数据很少,以前的研究主要限于皮肤病学生活质量指数。这项研究还显示,PPP患者的通用HRQoL(通过通用EQ-5D仪器评估)明显受损。PPP患者对其通用HRQoL的评价比斑块状银屑病患者差。
    UNASSIGNED: Real-world data on health-related quality of life (HRQoL) in palmoplantar pustulosis (PPP) are scarce and few studies have analysed the generic HRQoL.
    UNASSIGNED: To assess HRQoL using the generic EQ-5D instrument and the Dermatology Life Quality Index (DLQI) instrument in PPP compared to plaque psoriasis.
    UNASSIGNED: Cross-sectional data from PsoReg, the Swedish National Registry for Systemic Treatment of Psoriasis (2006-2021), were examined. The study included 306 patients with PPP, out of which 22% had concomitant plaque psoriasis (n = 68), and 7041 patients with plaque psoriasis only. EQ-5D and DLQI were compared between patients with PPP and patients with plaque psoriasis, overall and stratified by sex. A subgroup analysis compared outcomes for patients with PPP vs. patients with severe plaque psoriasis (Psoriasis Area and Severity Index ≥10). Multiple regression analyses were performed to control for potential confounders (age, sex, comorbidities, lifestyle factors).
    UNASSIGNED: Patients with PPP were to a larger extent female (79% vs. 37%, p < .01) and older (mean [SD] age 59.9 [11.9] vs. 50.7 [16.0] years, p < .01) than patients with plaque psoriasis. EQ-5D values were significantly lower (worse) in patients with PPP (mean [SD] 0.622 [0.309]) compared to patients with plaque psoriasis (mean [SD] 0.715 [0.274]). No significant difference was observed compared to patients with severe plaque psoriasis (p = .237). DLQI was comparable in PPP and plaque psoriasis patients (p = .117). In the regression analyses, PPP only and PPP with plaque psoriasis were associated with lower EQ-5D values of 0.065 (p < .01) and 0.061 points (p < .10) compared to plaque psoriasis patients.
    UNASSIGNED: PPP had a substantial negative impact on patients\' generic and dermatology-specific HRQoL. Patients with PPP were worse off in terms of generic HRQoL compared with patients with plaque psoriasis when controlling for the impact of potential confounders.
    Real-world data on health-related quality of life in palmoplantar pustulosis (PPP) are scarce and previous studies have been predominantly restricted to the Dermatology Life Quality Index.This study also shows a significant impairment of the generic HRQoL (assessed by the generic EQ-5D instrument) in patients with PPP.Patients with PPP rated their generic HRQoL worse than patients with plaque psoriasis.
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  • 文章类型: Journal Article
    Introduction: Medical associations and medicolegal bodies are urging for increased chaperone use by physicians during intimate physical examinations in clinical practice (such as breast or pelvic examinations). However, widespread chaperone use is limited by factors such as staff availability and financial considerations. Presently, there is a scarcity of information available regarding the cost of hiring a dedicated chaperone. This study investigates the cost of hiring a chaperone and its financial implications for a physician\'s clinical practice. Materials and Methods: Using data from the Government of Canada website, the range of salary rates for clinic staff who can act as a chaperone in Canada was analyzed. The cost of hiring a chaperone was estimated to be in the range between the cost of hiring a minimum-wage worker and a nurse (the highest-paid hired medical office staff). Obstetrics and Gynecology as well as Plastic Surgery urban community practices were consulted regarding the costs of operating a clinic. Results: The approximate annual income for a minimum-wage worker in Canada is $29,250 CAD. Registered nurses earn on average $72,783.75 CAD per year. The cost of operating a private clinic practice with one staff member in Canada is on average $102,500 CAD per year. Thus, hiring an additional full-time chaperone could increase clinic expenses by approximately 49% per year, bringing the clinic cost to approximately $153,517 CAD per year. For part-time employment, the annual cost of hiring a chaperone is approximately $10,203 CAD for each day/week of employment. Conclusion: In terms of financial considerations, hiring a chaperone can increase clinic expenses by approximately one-and-a-half times. The findings of this study provide an important reference for physicians and may assist with the decision to employ chaperones in clinical practice.
    Introduction: Les associations médiales et les institutions médico-légales encouragent fortement le recours à un chaperon lors d’examen physique intime par des médecins en pratique clinique (dans le cas, par exemple, d’examen pelvien ou mammaire). Cependant, le recours généralisé à un chaperon est limité par des facteurs tels que la disponibilité du personnel et des considérations financières. On ne dispose actuellement que de peu d’information sur le coût de l’embauche d’un chaperon dédié. Cette étude porte sur le coût d’un tel recrutement et sur ses implications financières pour la pratique clinique d’un médecin. Matériels et Méthodes: Utilisant des données d’un site Web du gouvernement du Canada, nous avons analysé l’éventail des salaires du personnel d’une clinique pouvant servir de chaperon au Canada. Le coût du recrutement d’un chaperon a été évalué comme se situant entre celui d’une embauche au salaire minimum et celui d’une infirmière (l’emploi le mieux payé parmi le personnel médical d’une clinique). Les cliniques communautaires urbaines d’obstétrique et de gynécologie, ainsi que les cliniques de chirurgie plastique ont été consultées pour ce qui concerne les coûts de fonctionnement des cliniques. Résultats: Le revenu annuel moyen approximatif d’un travailleur au salaire minimum au Canada est de 29 250 dollars canadiens. Les infirmières autorisées gagnent en moyenne 72 783,75 dollars canadiens par an. Le coût de fonctionnement d’une clinique privée ne comptant qu’un(e) employé(e) au Canada est en moyenne de 102 500 dollars canadiens par an. Par conséquent, l’embauche d’un chaperon à temps plein augmenterait les dépenses de la clinique d’environ 49 % par an, soit un total approximatif de 153 517 dollars canadiens par an. Dans le cas d’une embauche à temps partiel, le coût annuel d’un chaperon serait d’environ 10 203 dollars canadiens pour chaque jour/semaine d’emploi. Conclusion: En termes de considérations financières, l’embauche d’un chaperon peut multiplier les dépenses de la clinique par 1,5. Les constatations de cette étude fournissent une référence importante aux médecins et peut les aider dans leur décision d’embaucher des chaperons en pratique clinique.
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  • 文章类型: Journal Article
    背景:数据缺失对个体连续血糖监测(CGM)数据的影响未知,但会影响患者的临床决策。
    目的:我们旨在研究数据丢失对来自连续血糖监测仪的个体患者血糖指标的影响,并评估其对临床决策的影响。
    方法:使用FreeStyleLibre传感器(雅培糖尿病护理)收集1型和2型糖尿病患者的CGM数据。我们从每个患者中选择了7-28天的24小时连续数据,没有任何缺失值。为了模拟真实世界的数据丢失,从5%到50%的缺失数据被引入到数据集中.从这个修改的数据集中,临床指标,包括低于范围的时间(TBR),TBR等级2(TBR2),和其他常见的血糖指标在有和没有数据丢失的数据集中计算。由于数据丢失而导致血糖指标相关偏差的记录,根据临床专家的判断,被定义为专家面板边界误差(εEPB)。这些误差表示为记录总数的百分比。研究了葡萄糖管理指标<53mmol/mol的记录错误。
    结果:共有84名患者在28天内完成了798次记录。5%-50%的数据丢失7-28天的记录,对于TBR,εEPB从798(0.0%)中的0到736(20.0%)中的147,而对于TBR2,从612(0.0%)中的0到408(5.4%)中的22。在14天录音的情况下,由于786例中的2例(0.3%)和522例中的32例(6.1%)的数据丢失,TBR和TBR2发作完全消失,分别。然而,消失的TBR和TBR2的初始值相对较小(<0.1%)。在葡萄糖管理指标<53mmol/mol的记录中,εEPB为9.6%持续14天,数据损失为30%。
    结论:在14天的CGM记录中,数据丢失最多30%,缺失数据对各种血糖指标的临床解释影响最小.
    背景:ClinicalTrials.govNCT05584293;https://clinicaltrials.gov/study/NCT05584293。
    BACKGROUND: The impact of missing data on individual continuous glucose monitoring (CGM) data is unknown but can influence clinical decision-making for patients.
    OBJECTIVE: We aimed to investigate the consequences of data loss on glucose metrics in individual patient recordings from continuous glucose monitors and assess its implications on clinical decision-making.
    METHODS: The CGM data were collected from patients with type 1 and 2 diabetes using the FreeStyle Libre sensor (Abbott Diabetes Care). We selected 7-28 days of 24 hours of continuous data without any missing values from each individual patient. To mimic real-world data loss, missing data ranging from 5% to 50% were introduced into the data set. From this modified data set, clinical metrics including time below range (TBR), TBR level 2 (TBR2), and other common glucose metrics were calculated in the data sets with and that without data loss. Recordings in which glucose metrics deviated relevantly due to data loss, as determined by clinical experts, were defined as expert panel boundary error (εEPB). These errors were expressed as a percentage of the total number of recordings. The errors for the recordings with glucose management indicator <53 mmol/mol were investigated.
    RESULTS: A total of 84 patients contributed to 798 recordings over 28 days. With 5%-50% data loss for 7-28 days recordings, the εEPB varied from 0 out of 798 (0.0%) to 147 out of 736 (20.0%) for TBR and 0 out of 612 (0.0%) to 22 out of 408 (5.4%) recordings for TBR2. In the case of 14-day recordings, TBR and TBR2 episodes completely disappeared due to 30% data loss in 2 out of 786 (0.3%) and 32 out of 522 (6.1%) of the cases, respectively. However, the initial values of the disappeared TBR and TBR2 were relatively small (<0.1%). In the recordings with glucose management indicator <53 mmol/mol the εEPB was 9.6% for 14 days with 30% data loss.
    CONCLUSIONS: With a maximum of 30% data loss in 14-day CGM recordings, there is minimal impact of missing data on the clinical interpretation of various glucose metrics.
    BACKGROUND: ClinicalTrials.gov NCT05584293; https://clinicaltrials.gov/study/NCT05584293.
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  • 文章类型: Journal Article
    背景:机器学习(ML)风险预测模型,尽管比传统的统计方法准确得多,由于其不透明和需要大量输入变量,因此在临床实践中使用不便。
    目标:我们旨在开发一种精确的,可以解释,和灵活的ML模型来预测ST段抬高型心肌梗死(STEMI)患者的院内死亡风险。
    方法:本研究招募了2013年中国急性心肌梗死(CAMI)注册的18,744例患者和中国以患者为中心的心脏事件评估(PEACE)-回顾性急性心肌梗死研究的12,018例患者。ExtremeGradientBoosting(XGBoost)模型来自CAMI注册中心的9616名患者(2014年,89个变量),并进行了5倍交叉验证,并在CAMI注册中心的9125名患者(89个变量)和独立的中国PEACE队列(10个变量)上进行了验证。Shapley加法解释(SHAP)方法被用来解释嵌入在所提出的模型中的复杂关系。
    结果:在预测全因住院死亡率的XGBoost模型中,前8名最重要分数的变量是年龄,左心室射血分数,基利普班,心率,肌酐,血糖,白细胞计数,以及使用血管紧张素转换酶抑制剂(ACEI)和血管紧张素II受体阻滞剂(ARB)。CAMI验证集上的曲线下面积(AUC)为0.896(95%CI0.884-0.909),明显高于以前的模型。全球急性冠状动脉事件注册(GRACE)模型的AUC为0.809(95%CI0.790-0.828),对于TIMI模型,为0.782(95%CI0.763-0.800)。尽管中国和平验证集只有10个可用变量,AUC达到0.840(0.829-0.852),显示GRACE(0.762,95%CI0.748-0.776)和TIMI(0.789,95%CI0.776-0.803)评分有显著改善。在患者特征与住院死亡率之间发现了几种新颖的非线性关系,包括高密度脂蛋白胆固醇(HDL-C)的U形模式。
    结论:所提出的ML风险预测模型在预测住院死亡率方面非常准确。其灵活和可解释的特点使该模型便于在临床实践中使用,并有助于指导患者管理。
    背景:ClinicalTrials.govNCT01874691;https://clinicaltrials.gov/study/NCT01874691。
    BACKGROUND: Machine learning (ML) risk prediction models, although much more accurate than traditional statistical methods, are inconvenient to use in clinical practice due to their nontransparency and requirement of a large number of input variables.
    OBJECTIVE: We aimed to develop a precise, explainable, and flexible ML model to predict the risk of in-hospital mortality in patients with ST-segment elevation myocardial infarction (STEMI).
    METHODS: This study recruited 18,744 patients enrolled in the 2013 China Acute Myocardial Infarction (CAMI) registry and 12,018 patients from the China Patient-Centered Evaluative Assessment of Cardiac Events (PEACE)-Retrospective Acute Myocardial Infarction Study. The Extreme Gradient Boosting (XGBoost) model was derived from 9616 patients in the CAMI registry (2014, 89 variables) with 5-fold cross-validation and validated on both the 9125 patients in the CAMI registry (89 variables) and the independent China PEACE cohort (10 variables). The Shapley Additive Explanations (SHAP) approach was employed to interpret the complex relationships embedded in the proposed model.
    RESULTS: In the XGBoost model for predicting all-cause in-hospital mortality, the variables with the top 8 most important scores were age, left ventricular ejection fraction, Killip class, heart rate, creatinine, blood glucose, white blood cell count, and use of angiotensin-converting enzyme inhibitors (ACEIs) and angiotensin II receptor blockers (ARBs). The area under the curve (AUC) on the CAMI validation set was 0.896 (95% CI 0.884-0.909), significantly higher than the previous models. The AUC for the Global Registry of Acute Coronary Events (GRACE) model was 0.809 (95% CI 0.790-0.828), and for the TIMI model, it was 0.782 (95% CI 0.763-0.800). Despite the China PEACE validation set only having 10 available variables, the AUC reached 0.840 (0.829-0.852), showing a substantial improvement to the GRACE (0.762, 95% CI 0.748-0.776) and TIMI (0.789, 95% CI 0.776-0.803) scores. Several novel and nonlinear relationships were discovered between patients\' characteristics and in-hospital mortality, including a U-shape pattern of high-density lipoprotein cholesterol (HDL-C).
    CONCLUSIONS: The proposed ML risk prediction model was highly accurate in predicting in-hospital mortality. Its flexible and explainable characteristics make the model convenient to use in clinical practice and could help guide patient management.
    BACKGROUND: ClinicalTrials.gov NCT01874691; https://clinicaltrials.gov/study/NCT01874691.
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  • 文章类型: Journal Article
    阻塞性睡眠呼吸暂停(OSA)是一种非常普遍的睡眠呼吸紊乱。它与不良合并症有关,是心血管(CV)疾病的最科学证据。目前,OSA是通过呼吸暂停低通气指数(AHI)来测量的,每小时睡眠呼吸事件的总数。然而,不同的研究质疑它在OSA管理中的效用,强调需要寻找更好地反映疾病异质性的新参数。低氧负荷(HB)已成为一种新颖的生物标志物,可告知频率,与呼吸事件相关的去饱和的持续时间和深度。我们进行了系统评价,以寻找有关HB测量的OSA异质性及其与未来疾病的关联的出版物。
    使用PubMed和WebofScience进行了系统评价。术语“睡眠apne”和“缺氧负担”用于寻找从开始之日起至2023年8月15日的出版物。纳入标准:在同行评审期刊上发表的英文文章。排除标准:(1)没有出版物;(2)重复文章;(3)信件,社论,和国会通讯;(4)文章不包括关于HB作为OSA特定生物标志物的信息。
    包括33项研究。结果分为2个主要部分:(1)CV领域中的HB含义:与传统措施(例如AHI)相比,HB对OSA患者的CV风险具有更好的预测作用,在OSA中可能具有临床管理意义。(2)HB对OSA治疗的反应:已证明药理学和非药理学治疗有效改善通过HB测量的缺氧。
    在诊断方面,HB可能是比传统测量更好,更有效的参数,OSA患者的风险预测和治疗决策。这项措施可以纳入睡眠单位,并可以在OSA管理中发挥作用,将诊所推向更个性化的医学。
    UNASSIGNED: Obstructive sleep apnea (OSA) is a highly prevalent sleep-disordered breathing. It is associated with adverse co-morbidities, being the most scientific evidence of cardiovascular (CV) disease. Currently, OSA is measured through the apnea-hypopnea index (AHI), the total number of respiratory events per hour of sleep. However, different studies have questioned its utility in OSA management, highlighting the need to search for new parameters that better reflect the heterogeneity of the disease. Hypoxic burden (HB) has emerged as a novel biomarker that informs about the frequency, duration and depth of the desaturation related to the respiratory events. We conducted a systematic review in order to find publications about the heterogeneity of OSA measured by HB and its associations with future disease.
    UNASSIGNED: Systematic review was conducted using PubMed and Web of Science. The terms \"sleep apne\" and \"hypoxic burden\" were used to look for publications from the date of inception to August 15, 2023. Inclusion criteria: articles in English published in peer-reviewed journals. Exclusion criteria: (1) not available publications; (2) duplicated articles; (3) letters, editorials, and congress communications; (4) articles not including information about HB as a specific biomarker of OSA.
    UNASSIGNED: 33 studies were included. The results were classified in 2 main sections: (1) HB implication in the CV sphere: HB showed to be a better predictor of CV risk in OSA patients than traditional measures such as AHI with possible clinical management implication in OSA. (2) HB response to OSA treatment: pharmacological and nonpharmacological treatments have demonstrated to be effective in improving hypoxia measured through the HB.
    UNASSIGNED: HB could be a better and more effective parameter than traditional measurements in terms of diagnosis, risk prediction and therapeutic decisions in patients with OSA. This measure could be incorporated in sleep units and could play a role in OSA management, driving the clinic to a more personalized medicine.
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  • 文章类型: Journal Article
    UNASSIGNED: ICD-11 implementation will start in early 2022 in WHO member countries, including Russia. This process should be preceded not only by the official translation and wide distribution of ICD-11 statistical classification and diagnostic guidelines but also by clinicians\' training. For recent years ICD-11 development and innovations in the diagnosis of mental disorders were in the focus of attention of mental health professionals in all over the world.
    UNASSIGNED: This online survey aimed to identify the current views of the Russian psychiatric community on the upcoming implementation of ICD-11.
    UNASSIGNED: A survey was composed in a Google form and circulated through the website of the Russian Society of Psychiatrists and other professional networks. Statistical and narrative analysis was provided. The sample was represented by 148 psychiatrists working in inpatient or outpatient clinical settings.
    UNASSIGNED: Expectations for the classification of mental disorders reported by the respondents were wider than the current purpose of ICD-10. In general, the Russian psychiatrists expressed their interests to forthcoming ICD-11 implementation. Positive attitudes to ICD-11 innovations were associated with the familiarity with the ICD-11 draft. Conservative or negative views were related to longer years of clinical experience. Early carrier psychiatrists were more practically oriented than \'old school\' clinicians.
    UNASSIGNED: This survey may help to promote the ICD-11 by focusing on its advantages for clinical practice and develop targeted training programs.
    UNASSIGNED: Ожидается, что внедрение МКБ-11 начнется с 2022 года в странах-членах ВОЗ, включая Россию. Этот процесс предполагает не только официальный перевод статистической классификации и диагностических указаниях МКБ-11, но и соответствующую подготовку клиницистов. В последние годы разработка МКБ-11 и нововведения для диагностики психических расстройств находились в центре внимания специалистов в области психического здоровья во всем мире.
    UNASSIGNED: Данный онлайн-опрос был проведен с целью выявления ожиданий и установок представителей российского психиатрического сообщества в преддверии внедрения МКБ-11.
    UNASSIGNED: Опрос был составлен в Google форме и распространен через сайт Российского общества психиатров и другие профессиональные сети. Был проведен статистический и нарративный анализ ответов респондентов. Выборка была представлена 148 психиатрами, работающими в стационарных или амбулаторных клинических условиях.
    UNASSIGNED: Ожидания в отношении классификации психических расстройств, о которых сообщили респонденты, были шире, чем те цели, для которых они используют МКБ-10 в своей повседневной практике. В целом российские психиатры выразили свою заинтересованность новой версией МКБ-11. Позитивное отношение к нововведениям МКБ-11 было связано со степенью осведомленности с данным проектом. Консервативные взгляды или негативное отношение были чаще типичны для специалистов с более длительным клиническим опытом. Психиатры, начинающие свою профессиональную карьеру, были более ориентированы на практическое использование новой версии МКБ, чем клиницисты \"старой школы\".
    UNASSIGNED: Результаты опроса, отражающие распространенные мнения и взгляды отечественных клиницистов, могут быть полезны для продвижения МКБ-11. Прежде всего потребуется широкое ознакомление профессионального психиатрического сообщества с новыми указаниями данной классификации для диагностики психических расстройств, и привлечение внимания к ее преимуществам для применения в клинической практике. Важное значение имеет также разработка целевых обучающих программ с учетом разной степени готовности к вводимым изменениям.
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