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Impact of the COVID-19 pandemic on the conduct of clinical trials: a quantitative analysis. COVID-19大流行对临床试验开展的影响:定量分析
Q2 Medicine Pub Date : 2022-08-09 eCollection Date: 2022-01-01 DOI: 10.1080/20016689.2022.2106627
Wojciech Margas, Piotr Wojciechowski, Mondher Toumi

Background: Globally, healthcare has shouldered much of the socioeconomic brunt of the COVID-19 pandemic leading to numerous clinical trials suspended or discontinued.

Objective: To estimate the COVID-19 impact on the number of clinical trials worldwide.

Methods: Data deposited by 219 countries in the ClinicalTrials.gov database (2007-2020) were interrogated using targeted queries. A time series model was fitted to the data for studies ongoing, initiated, or ended between 2007 Quarter (Q) 1 and 2019 Q4 to predict the expected trials number in 2020 in the COVID-19 absence. The predicted values were compared with the actual 2020 data to quantify the pandemic impact.

Results: The ongoing registered trials number grew from 2007 Q1 (33,739) to 2019 Q4 (80,319). By contrast, there were markedly fewer ongoing trials in all four quarters of 2020 compared with forecasted values (1.6%-2.8% decrease). When excluding COVID-19-related studies, this disparity grew further (3.4%-5.8% decrease), to a peak of almost 5,000 fewer ongoing trials than estimated for 2020 Q2. The initiated non-COVID-19 trials number was higher than predicted in 2020 Q4 (9.9%).

Conclusions: This pandemic has impacted clinical trials. Provided that current trends persist, clinical trial activities may soon recover to at least pre-COVID-19 levels.

背景:在全球范围内,医疗保健承担了COVID-19大流行的大部分社会经济冲击,导致许多临床试验暂停或停止。目的:评估新冠肺炎疫情对全球临床试验数量的影响。方法:219个国家在ClinicalTrials.gov数据库(2007-2020)中存储的数据使用有针对性的查询进行查询。对2007年第一季度至2019年第四季度期间正在进行、开始或结束的研究的数据拟合时间序列模型,以预测2020年在COVID-19缺席的情况下的预期试验数量。将预测值与2020年的实际数据进行比较,以量化大流行的影响。结果:正在进行的注册试验数量从2007年第一季度(33,739)增加到2019年第四季度(80,319)。相比之下,与预测值相比,2020年所有四个季度正在进行的试验明显减少(下降1.6%-2.8%)。当排除与covid -19相关的研究时,这一差距进一步扩大(下降3.4%-5.8%),与2020年第二季度的估计相比,正在进行的试验减少了近5000项。已启动的非covid -19试验数量高于2020年第四季度的预测(9.9%)。结论:这次大流行影响了临床试验。如果目前的趋势持续下去,临床试验活动可能很快恢复到至少covid -19前的水平。
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引用次数: 3
Systematic literature review on the implicit factors influencing the HTA deliberative process in Europe. 关于影响欧洲 HTA 审议过程的隐含因素的系统文献综述。
Q2 Medicine Pub Date : 2022-06-28 eCollection Date: 2022-01-01 DOI: 10.1080/20016689.2022.2094047
Clara Monleón, Hans-Martin Späth, Carlos Crespo, Claude Dussart, Mondher Toumi

Objectives: Deliberative processes in Health Technologies Assessment (HTA) result in recommendations that determine the reimbursement of medicines, diagnostics or devices. These processes are governed by explicit criteria, but are also influenced by implicit factors. The objective of this work was to identify the implicit factors influencing HTA deliberative processes in five European countries (France, Germany, Italy, Spain and the UK).

Methods: A systematic review of literature published between 2009 and 2019 was conducted. The search was performed in Pubmed, The Cochrane Database of Systematic Reviews, Google Scholar and Center for Reviews and Dissemination. The ISPOR database was searched manually.

Results: Out of 100 eligible publications, eight articles were selected for data extraction and analysis. The implicit factors in the HTA deliberative process most frequently mentioned in the identified literature are value judgments, biases, preferences and subjectivity. Five out of the eight articles highlight the need to further improve the transparency of the process, and three provide recommendations on how to address the influence of implicit factors on the HTA deliberative process through a framework.

Conclusion: Even in countries with a long HTA history, evidence on implicit factors is scarce. Some methods have been recommended for addressing these factors. Further research is required to characterize the implicit factors in the HTA deliberative process at a country level and explore potential ways to mitigate the influence of these factors on the HTA deliberative process.

目标:卫生技术评估 (HTA) 的审议过程会产生决定药品、诊断或器械报销的建议。这些过程受显性标准的制约,但也受隐性因素的影响。这项工作的目的是确定影响五个欧洲国家(法国、德国、意大利、西班牙和英国)HTA 审议过程的隐性因素:方法:对 2009 年至 2019 年间发表的文献进行了系统回顾。在 Pubmed、科克伦系统性综述数据库、谷歌学术和综述与传播中心进行了检索。人工检索了 ISPOR 数据库:在 100 篇符合条件的出版物中,有 8 篇文章被选中进行数据提取和分析。在已确定的文献中,最常提及的 HTA 审议过程中的隐含因素是价值判断、偏见、偏好和主观性。八篇文章中有五篇强调了进一步提高过程透明度的必要性,三篇就如何通过一个框架解决隐性因素对 HTA 审议过程的影响提出了建议:即使在 HTA 历史悠久的国家,有关隐性因素的证据也很少。已经推荐了一些解决这些因素的方法。需要开展进一步研究,以确定国家层面 HTA 审议过程中隐含因素的特征,并探索减轻这些因素对 HTA 审议过程影响的潜在方法。
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引用次数: 0
Public health impact of COVID-19 in French ambulatory patients with at least one risk factor for severe disease COVID-19对至少有一种严重疾病危险因素的法国门诊患者的公共卫生影响
Q2 Medicine Pub Date : 2022-06-10 DOI: 10.1080/20016689.2022.2082646
A. Millier, R. Supiot, K. Benyounes, V. Machuron, K. Le lay, M. Sivignon, C. Leboucher, C. Blein, F. Raffi
ABSTRACT Background Quantification of COVID-19 burden may be useful to support the future allocation of resources. Objective To evaluate the public health impact of COVID-19 in French ambulatory patients with at least one risk factor for severe disease. Study design A Markov model was used to estimate life years, costs, number of hospitalisations, number of deaths and long/prolonged COVID forms over a time horizon of 2 years. The hospitalisation probabilities were derived from an early access cohort, and the hospitalisation stay characteristics were derived from the French national hospital discharge database. Several scenario analyses were conducted. Results The number of hospitalisations reached 256 per 1,000 patients over the acute phase (first month of simulation), and 382 per 1,000 patients over 2 years. The number of deaths was 37 per 1,000 patients, and the number of long/prolonged COVID forms reached 407 per 1,000 patients. These translated into a reduction of 0.7 days of life per patient in the first month, with an associated cost of €1,578, and a reduction of 27 days of life over the time horizon, with an associated cost of €4,280. The highest burden was observed for patients over 80 years old, and those not vaccinated. The scenarios with a less severe situation or new treatments available showed a non-negligible burden reduction. Conclusion This study allowed us to quantify the considerable burden related to COVID-19 in infected patients, with at least one risk factor for severe form. Strategies with the ability to substantially reduce this burden in France are urgently required.
摘要背景量化新冠肺炎负担可能有助于支持未来的资源分配。目的评估新冠肺炎对至少有一种严重疾病危险因素的法国流动患者的公共卫生影响。研究设计马尔可夫模型用于估计2年内的寿命、费用、住院人数、死亡人数和长期/长期新冠肺炎形式。住院概率来自早期访问队列,住院时间特征来自法国国家出院数据库。进行了几次情景分析。结果在急性期(模拟的第一个月),住院人数达到每1000名患者256人,在2年内达到每1000人382人。死亡人数为每1000名患者37人,长期/长期新冠肺炎病例数达到每1000名病人407例。这意味着每个患者在第一个月的生命减少了0.7天,相关费用为1578欧元,在一段时间内减少了27天,相关成本为4280欧元。80岁以上的患者和未接种疫苗的患者的负担最高。情况不那么严重或有新治疗方法的情况显示,负担减轻了不可忽视。结论这项研究使我们能够量化感染者中与新冠肺炎相关的巨大负担,至少有一个严重形式的风险因素。法国迫切需要有能力大幅减少这一负担的策略。
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引用次数: 0
Cost comparison of adverse event management among breast and ovarian cancer patients treated with poly (ADP-ribose) polymerase inhibitors: analysis based on phase 3 clinical trials 多(ADP-核糖)聚合酶抑制剂治疗癌症患者不良事件管理的成本比较:基于3期临床试验的分析
Q2 Medicine Pub Date : 2022-06-08 DOI: 10.1080/20016689.2022.2078474
L. Fan, Yuanyuan Zhang, Peter Maguire, D. Muston, M. Monberg, J. R. Earla, A. Mihai, P. Gulati
ABSTRACT Background The economic impact of adverse events (AEs) for poly (ADP-ribose) polymerase inhibitors (PARPis) in ovarian or breast cancer has not been widely evaluated. Objective Compare PARPi-related AE management costs from a US payer perspective. Methods The frequency of treatment-related grade 3–4 AEs was obtained from published clinical trials of PARPis for the treatment of advanced ovarian cancer (AOC), platinum-sensitive recurrent ovarian cancer (PSROC), and metastatic breast cancer (MBC). AE management costs per patient (2020 USD) per treatment course were calculated by multiplying the AE unit costs by the frequency of AEs for each arm of each trial. Sensitivity analyses were conducted according to the lower and upper limits of the 95% confidence interval for AE rates and unit costs, respectively. Scenarios were also performed to explore the uncertainty of outcomes. Results Total AE management costs in AOC were: $3,904, olaparib; $5,595, olaparib plus bevacizumab; and $12,215, niraparib. In PSROC, total costs were: $3,894, olaparib; $6,001, rucaparib; and $11,492, niraparib, and in MBC: $3,574, olaparib; and $9,489, talazoparib. Hematological toxicities were the key drivers of AE management costs for PARPis. Conclusions The main AEs among PARPis were hematological. Olaparib was associated with lower AE costs compared to other PARPis.
摘要背景多(ADP-核糖)聚合酶抑制剂(PARPis)对卵巢或乳腺癌症的不良事件(AE)的经济影响尚未得到广泛评估。目的从美国付款人的角度比较PARPi相关AE管理成本。方法从已发表的PARPis治疗晚期卵巢癌症(AOC)、对铂敏感的复发性癌症(PSROC)和转移性癌症(MBC)的临床试验中获得治疗相关3-4级AE的频率。每个疗程每位患者的AE管理成本(2020美元)是通过将AE单位成本乘以每个试验组的AE频率来计算的。灵敏度分析分别根据AE率和单位成本的95%置信区间的下限和上限进行。还进行了情景分析,以探讨结果的不确定性。结果AOC不良事件管理总成本为:3904美元,奥拉帕尼$5595,奥拉帕尼加贝伐单抗;以及12215美元的niraparib。在PSROC中,总成本为:3894美元,奥拉帕尼$6001,帆布;11492美元,niraparib,MBC:3574美元,olaparib;9489美元,塔拉佐帕尼。血液毒性是PARPis不良事件管理成本的主要驱动因素。结论PARP患者的主要不良反应为血液学。与其他PAR相比,奥拉帕尼与较低的AE成本相关。
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引用次数: 1
An integrated valuation model for payer and investor 付款人和投资者的综合估值模型
Q2 Medicine Pub Date : 2022-05-29 DOI: 10.1080/20016689.2022.2080631
M. Nuijten, S. Capri
ABSTRACT Background In order to optimize positioning and associated drug price for both payer and investor, it is for a company essential to forecast the potential market access attractiveness for the new drug for different indications at the early onset of the clinical development program. This analysis must include the constraints from the perspective of the payer, but also the biotech companies, who require a minimum drug price to satisfy their investors. This paper aims to provide an Integrated Valuation Model for payer and investor, bridging concepts from health economics and economic valuation reflecting the perspectives of the payer and the investor for a drug in early clinical development phase. The concept is illustrated for a new hypothetical drug (Product X) in advanced breast cancer in 1-line, 2-line, and 3-line position. Methods The Integrated Valuation Model includes the outcomes of the budget impact model, pricing matrix model, and cost-effectiveness model reflecting the payer’s perspective. These models are interacted and linked with a discounted cash flow model in order to reflect also the economic value from the investor’s perspective. Results The maximum price in 1-line position is €269.7 for the payer and the minimum price is €14.7 for the investor, which are unit prices per administration corresponding with treatment regimens for the comparative treatments. In 2-line position, the maximum price is €274.1 for the payer and the minimum price for the investor increases to €184.5 for the investor because of the smaller market size in 2-line position, which leads to a smaller pricing corridor to satisfy both payer and investor. Consequently, Product X has market access attractiveness for both payer and investor in 1-line and 2-line position. However, the minimum price €942.7 in 3-line position for the investor is higher than the maximum price €283.3 for the payer, which means there is no market potential. Conclusion The practical strategic application of the Integrated Valuation Model is optimization of positioning and price of Product X. Hence, it can be a transparent tool in early-stage development of a compound based on upfront assessment of market access attractiveness for the payer and the investor.
背景:为了优化支付方和投资者的定位和相关的药品价格,企业在临床开发项目的早期就必须预测不同适应症新药的潜在市场准入吸引力。这种分析必须包括付款人的限制,也包括生物技术公司的限制,这些公司要求最低药价来满足他们的投资者。本文旨在为支付方和投资方提供一个综合评估模型,将卫生经济学和经济评估的概念结合起来,反映出早期临床开发阶段药物支付方和投资方的观点。这一概念以一种新的假设性药物(产品X)为例,分别在1线、2线和3线位置进行说明。方法综合评估模型包括预算影响模型、定价矩阵模型和反映支付方视角的成本-效果模型的结果。这些模型相互作用,并与贴现现金流模型联系在一起,以便从投资者的角度反映经济价值。结果对比治疗中,支付方1线位最高价格为269.7欧元,投资者1线位最低价格为14.7欧元,为与治疗方案对应的单药单价。在2线头寸中,支付方的最高价格为274.1欧元,投资者的最低价格增加到184.5欧元,因为2线头寸的市场规模较小,这导致了一个较小的定价走廊来满足支付方和投资者。因此,X产品对1线和2线位置的支付方和投资者都具有市场准入吸引力。然而,对于投资者来说,3线头寸的最低价格为942.7欧元,高于付款人的最高价格283.3欧元,这意味着没有市场潜力。结论综合估值模型的实际战略应用是对x产品的定位和价格进行优化。因此,基于对支付方和投资者市场准入吸引力的前期评估,它可以成为一个透明的工具,用于化合物的早期开发。
{"title":"An integrated valuation model for payer and investor","authors":"M. Nuijten, S. Capri","doi":"10.1080/20016689.2022.2080631","DOIUrl":"https://doi.org/10.1080/20016689.2022.2080631","url":null,"abstract":"ABSTRACT Background In order to optimize positioning and associated drug price for both payer and investor, it is for a company essential to forecast the potential market access attractiveness for the new drug for different indications at the early onset of the clinical development program. This analysis must include the constraints from the perspective of the payer, but also the biotech companies, who require a minimum drug price to satisfy their investors. This paper aims to provide an Integrated Valuation Model for payer and investor, bridging concepts from health economics and economic valuation reflecting the perspectives of the payer and the investor for a drug in early clinical development phase. The concept is illustrated for a new hypothetical drug (Product X) in advanced breast cancer in 1-line, 2-line, and 3-line position. Methods The Integrated Valuation Model includes the outcomes of the budget impact model, pricing matrix model, and cost-effectiveness model reflecting the payer’s perspective. These models are interacted and linked with a discounted cash flow model in order to reflect also the economic value from the investor’s perspective. Results The maximum price in 1-line position is €269.7 for the payer and the minimum price is €14.7 for the investor, which are unit prices per administration corresponding with treatment regimens for the comparative treatments. In 2-line position, the maximum price is €274.1 for the payer and the minimum price for the investor increases to €184.5 for the investor because of the smaller market size in 2-line position, which leads to a smaller pricing corridor to satisfy both payer and investor. Consequently, Product X has market access attractiveness for both payer and investor in 1-line and 2-line position. However, the minimum price €942.7 in 3-line position for the investor is higher than the maximum price €283.3 for the payer, which means there is no market potential. Conclusion The practical strategic application of the Integrated Valuation Model is optimization of positioning and price of Product X. Hence, it can be a transparent tool in early-stage development of a compound based on upfront assessment of market access attractiveness for the payer and the investor.","PeriodicalId":73811,"journal":{"name":"Journal of market access & health policy","volume":" ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-05-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42746475","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Barriers in precision medicine implementation among Advanced Nonsquamous Cell Lung Cancer-patients: A Real-World Evidence Scenario. 在晚期非鳞状细胞肺癌患者中实施精准医疗的障碍:一个真实世界的证据场景。
Q2 Medicine Pub Date : 2022-05-24 eCollection Date: 2022-01-01 DOI: 10.1080/20016689.2022.2077905
Flavia A Duarte, Carlos Gil Ferreira, Rodrigo Dienstmann, Bruno L Ferrari, Matheus Costa E Silva, Pedro Nazareth A Junior, Paulo Guilherme de O Salles, Paulo Henrique C Diniz

Background: Precision oncology has a prominent role in nonsquamous non-small cell lung cancer (nsNSCLC) treatment progress; however, its access in a real-world scenario might be limited.

Objective: To investigate the time spent in nsNSCLC molecular profile evaluation and its influence on clinical decisions.

Methods: nsNSCLC patients who underwent molecular testing in a private referral Brazilian center between November 2015 and February 2020 were identified. The interval from nsNSCLC diagnosis to the characterization of the molecular profile was determined. Other outcomes, focusing on the biomarker tissue journey, were also assessed.

Results: In this cohort (n = 78), the median time between the advanced nsNSCLC diagnosis and biomarker characterization was 40.5 days (range, 29.5-68.5). The median interval between the diagnosis and the test request was longer than the interval between the request and the results (respectively 29.0 versus 12.0 days; p < 0.001). At the treatment initiation, 51% (36/71) of the patients who received any systemic therapy did not have their driver mutations panel results available. But on these, 42% (15/36) had a targetable alteration identified later on. Among patients harboring a targetable alteration, only 46% (n = 13/28) received a tyrosine kinase inhibitor (TKI) as first-line therapy. The median time to the TKI initiation was even longer than the median time to all treatment initiation (92.0 versus 40.0 days).

Conclusions: Our data show a long median time from advanced nsNSCLC diagnosis and the availability of the biomarker testing in medical practice, which impacted the choice of a non-personalized therapy as the first-line.

背景:精准肿瘤学在非鳞状非小细胞肺癌(nsNSCLC)治疗进展中具有突出作用;然而,它在现实场景中的访问可能是有限的。目的:探讨nsNSCLC分子谱评估所需时间及其对临床决策的影响。方法:选取2015年11月至2020年2月期间在巴西一家私人转诊中心接受分子检测的nsNSCLC患者。确定了从nsNSCLC诊断到分子谱表征的时间间隔。其他结果,重点是生物标志物组织旅程,也进行了评估。结果:在该队列中(n = 78),晚期nsNSCLC诊断和生物标志物鉴定之间的中位时间为40.5天(范围:29.5-68.5)。诊断和测试请求之间的中位数间隔时间比请求和结果之间的间隔时间长(分别为29.0天对12.0天;p n = 13/28)接受酪氨酸激酶抑制剂(TKI)作为一线治疗。TKI启动的中位时间甚至比所有治疗启动的中位时间更长(92.0天对40.0天)。结论:我们的数据显示,晚期nsNSCLC诊断的中位时间较长,医疗实践中生物标志物检测的可用性影响了非个性化治疗作为一线治疗的选择。
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引用次数: 1
Can domestic medical tourism contribute to healthcare equity? A commentary 国内医疗旅游能为医疗公平做出贡献吗?评论
Q2 Medicine Pub Date : 2022-04-05 DOI: 10.1080/20016689.2022.2061241
Michelle Rydback, A. Hyder, G. Macassa, Clara Simonsson
ABSTRACT Pupose - This essay uses service marketing concept to discuss how domestic medical tourism (DMT) can contribute to healthcare equity in developed countries. Approach - The authors take up several vital issues. First, the potential benefits of DMT are outlined from a healthcare equity perspective; second, the challenges that DMT confronts in reaching its aim are identified; and finally, a few research areas are suggested. Finding - It is suggested that increased awareness about the healthcare service and proper service delivery are required to improve healthcare equity. Practical implication - This paper raises several research issues from service marketing to deal with delivery, communication, efficiency, and insurance practices regarding healthcare. Social implication - From a societal point of view, it explores how healthcare equity can be improved by DMT.
摘要-本文运用服务营销的概念,探讨国内医疗旅游(DMT)如何为发达国家的医疗公平做出贡献。方法——作者讨论了几个重要问题。首先,从医疗公平的角度概述了DMT的潜在好处;其次,确定了DMT在实现其目标方面面临的挑战;最后,提出了一些研究方向。发现-建议提高对医疗保健服务的认识并提供适当的服务,以提高医疗保健公平性。实际意义——本文提出了几个研究问题,从服务营销到医疗保健的交付、沟通、效率和保险实践。社会含义——从社会的角度,它探讨了DMT如何提高医疗公平。
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引用次数: 0
Cost-saving prediction model of transfer to palliative care for terminal cancer patients in a Japanese general hospital 日本某综合医院晚期癌症患者转入姑息治疗的成本节约预测模型
Q2 Medicine Pub Date : 2022-03-27 DOI: 10.1080/20016689.2022.2057651
Yukiko Hashimoto, A. Hayashi, Takashi Tonegawa, L. Teng, A. Igarashi
ABSTRACT Background Although medical costs need to be controlled, there are no easily applicable cost prediction models of transfer to palliative care (PC) for terminal cancer patients. Objective Construct a cost-saving prediction model based on terminal cancer patients’ data at hospital admission. Study design Retrospective cohort study. Setting A Japanese general hospital. Patients A total of 139 stage IV cancer patients transferred to PC, who died during hospitalization from April 2014 to March 2019. Main outcome measure Patients were divided into higher (59) and lower (80) total medical costs per day after transfer to PC. We compared demographics, cancer type, medical history, and laboratory results between the groups. Stepwise logistic regression analysis was used for model development and area under the curve (AUC) calculation. Results A cost-saving prediction model (AUC = 0.78, 95% CI: 0.70, 0.85) with a total score of 13 points was constructed as follows: 2 points each for age ≤ 74 years, creatinine ≥ 0.68 mg/dL, and lactate dehydrogenase ≤ 188 IU/L; 3 points for hemoglobin ≤ 8.8 g/dL; and 4 points for potassium ≤ 3.3 mEq/L. Conclusion Our model contains five predictors easily available in clinical settings and exhibited good predictive ability.
背景虽然需要控制医疗费用,但对于晚期癌症患者转入姑息治疗(PC)的成本预测模型尚不容易适用。目的建立基于肿瘤晚期患者住院资料的成本节约预测模型。研究设计回顾性队列研究。日本综合医院背景。2014年4月至2019年3月期间,共有139例IV期癌症患者在住院期间死亡。转院后患者分为每日总医疗费用较高(59例)和较低(80例)两组。我们比较了两组之间的人口统计、癌症类型、病史和实验室结果。采用逐步logistic回归分析进行模型开发和曲线下面积(AUC)计算。结果构建了总评分为13分的成本节约预测模型(AUC = 0.78, 95% CI: 0.70, 0.85):年龄≤74岁、肌酐≥0.68 mg/dL、乳酸脱氢酶≤188 IU/L各2分;血红蛋白≤8.8 g/dL 3分;钾≤3.3 mEq/L 4分。结论该模型包含5个临床容易获得的预测因子,具有较好的预测能力。
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引用次数: 0
Increased reliance on physician assistants: an access-quality tradeoff? 增加对医师助理的依赖:获取质量的权衡?
Q2 Medicine Pub Date : 2022-01-24 eCollection Date: 2022-01-01 DOI: 10.1080/20016689.2022.2030559
Bhavneet Walia, Harshdeep Banga, David A Larsen
Overview In recent years, Physician Assistants (PAs) have become an increasingly important class of medical practioners in the USA (U.S.) healthcare system. After physicians, PAs and Nurse Practitioners are the most skilled among the commonly observed types of medical practitioners, having earned a Masters Degree from an accredited medical sciences program. Further, PAs perform many of the same tasks as physicians within the U.S. healthcare system. According to the American Association of Physician Assistants, PAs commonly: ‘Take medical histories; Conduct physical exams; Diagnose and treat illness; Order and interpret tests; Develop treatment plans; Prescribe medication; Counsel on preventive care; Perform procedures; Assist in surgery; Make rounds in hospitals and nursing homes; Do clinical research.’ [1] These tasks can either be transferred from physicians to PAs or completed in physician-PA teams. As such, PAs can act as substitutes or complements for physicians within U.S. healthcare and other healthcare systems. More specifically, PAs can work without day-to-day physician supervision while performing physician-like tasks or in teams in which they are directly supervised by physicians [2]. Given that their tasks are highly related to those of U.S. physicians, it is important to characterize trends in the role and scale of PAs in the U.S. healthcare system. The number of PAs is growing at a rapid rate in U.S. healthcare systems [3]. The number of employed PAs in the U.S. is expected to grow by 39,300 or 31.3% between 2019 and 2029. This growth rate is well above the average rate of labor growth in the healthcare industry. By comparison, the projected growth rate for U.S. physician and surgeon positions over the same time period is 3.6%, with a projected 27,300 new physician/surgeon positions over that time. Figure 1 shows the beginning of this projected trend. These projections suggest that the ratio of physicians to PAs will decrease from 6:1 in 2019 to 4.7:1 in 2029. This rapid change can be linked to structural shifts in the U.S. healthcare systems, including increased demand attributable partly to the Affordable Care Act of 2010, an increased market concentration of for-profit health institutions that seek to maximize profit partly by reducing labor costs, and a fairly-substantial average pay gap between physicians and PAs, among others. Presently, we consider whether this shift will create a tradeoff between health care access and quality within U.S. healthcare. In 2019, median physician pay in the U.S. was $208,000 compared to $115,390 for Pas [3]. Consequently, the cost savings from increasing the proportion of PAs relative to physicians are substantial. The BLS projects that the number of U.S. PAs and physicians combined will expand to 944,500 by 2029. If this expansion were to be conducted while preserving the 6:1 physician-to-PA ratio observed in 2019, it would cost approximately $1.38 trillion more systemwide at current salaries,
{"title":"Increased reliance on physician assistants: an access-quality tradeoff?","authors":"Bhavneet Walia,&nbsp;Harshdeep Banga,&nbsp;David A Larsen","doi":"10.1080/20016689.2022.2030559","DOIUrl":"https://doi.org/10.1080/20016689.2022.2030559","url":null,"abstract":"Overview In recent years, Physician Assistants (PAs) have become an increasingly important class of medical practioners in the USA (U.S.) healthcare system. After physicians, PAs and Nurse Practitioners are the most skilled among the commonly observed types of medical practitioners, having earned a Masters Degree from an accredited medical sciences program. Further, PAs perform many of the same tasks as physicians within the U.S. healthcare system. According to the American Association of Physician Assistants, PAs commonly: ‘Take medical histories; Conduct physical exams; Diagnose and treat illness; Order and interpret tests; Develop treatment plans; Prescribe medication; Counsel on preventive care; Perform procedures; Assist in surgery; Make rounds in hospitals and nursing homes; Do clinical research.’ [1] These tasks can either be transferred from physicians to PAs or completed in physician-PA teams. As such, PAs can act as substitutes or complements for physicians within U.S. healthcare and other healthcare systems. More specifically, PAs can work without day-to-day physician supervision while performing physician-like tasks or in teams in which they are directly supervised by physicians [2]. Given that their tasks are highly related to those of U.S. physicians, it is important to characterize trends in the role and scale of PAs in the U.S. healthcare system. The number of PAs is growing at a rapid rate in U.S. healthcare systems [3]. The number of employed PAs in the U.S. is expected to grow by 39,300 or 31.3% between 2019 and 2029. This growth rate is well above the average rate of labor growth in the healthcare industry. By comparison, the projected growth rate for U.S. physician and surgeon positions over the same time period is 3.6%, with a projected 27,300 new physician/surgeon positions over that time. Figure 1 shows the beginning of this projected trend. These projections suggest that the ratio of physicians to PAs will decrease from 6:1 in 2019 to 4.7:1 in 2029. This rapid change can be linked to structural shifts in the U.S. healthcare systems, including increased demand attributable partly to the Affordable Care Act of 2010, an increased market concentration of for-profit health institutions that seek to maximize profit partly by reducing labor costs, and a fairly-substantial average pay gap between physicians and PAs, among others. Presently, we consider whether this shift will create a tradeoff between health care access and quality within U.S. healthcare. In 2019, median physician pay in the U.S. was $208,000 compared to $115,390 for Pas [3]. Consequently, the cost savings from increasing the proportion of PAs relative to physicians are substantial. The BLS projects that the number of U.S. PAs and physicians combined will expand to 944,500 by 2029. If this expansion were to be conducted while preserving the 6:1 physician-to-PA ratio observed in 2019, it would cost approximately $1.38 trillion more systemwide at current salaries, ","PeriodicalId":73811,"journal":{"name":"Journal of market access & health policy","volume":"10 1","pages":"2030559"},"PeriodicalIF":0.0,"publicationDate":"2022-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/dd/81/ZJMA_10_2030559.PMC8788342.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"39865401","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Psychometric validation of a patient-reported single-item assessment of 'Good Day Bad Day' in a neurogenic orthostatic hypotension population treated with droxidopa. 在接受屈昔多巴治疗的神经源性直立性低血压人群中,对患者报告的 "好日子坏日子 "单项评估进行心理计量学验证。
Q2 Medicine Pub Date : 2022-01-10 eCollection Date: 2022-01-01 DOI: 10.1080/20016689.2021.2010961
Clément François, Nicola Germain, Renata Majewska, Vanessa Taieb, L Arthur Hewitt, Steven Kymes

Background: Symptoms of neurogenic orthostatic hypotension (nOH), including lightheadedness/dizziness, presyncope, syncope, and falls, can lead to impaired functional ability and reduced quality of life. Because the severity and frequency of nOH symptoms fluctuate, it may be difficult for patients to accurately quantify the effect of symptoms on their daily lives using available outcome measures. A new single-item instrument, the 'Good Day Bad Day,' was developed, and its psychometric validity was assessed in patients with nOH.

Methods: Data from a 6-month, prospective, observational cohort study of patients with nOH who were newly initiating droxidopa treatment were used. Patients were asked to quantify the number of good and bad days in the previous 7 days and responded to other validated patient-reported outcomes instruments. The concurrent and discriminant validities and the stability of the Good Day Bad Day instrument were assessed.

Results: A total of 153 patients were included in the analysis (mean [SD] age, 62.3 [17] years). Change in the number of good days moderately correlated with improvements in other patient-reported outcomes (rho value range, -0.38 to -0.61). When data were examined categorically (low vs high symptom severity), the mean number of good days was higher in subgroups representing low symptom severity across measures at 1, 3, and 6 months (all P ≤ 0.01).

Conclusions: The Good Day Bad Day instrument provided good discrimination at baseline and over time and may aid in assessment of the effects of nOH symptoms on patients.

背景:神经源性正张力性低血压(nOH)的症状包括头昏/眩晕、晕厥前、晕厥和跌倒,可导致功能受损和生活质量下降。由于静力性低血压症状的严重程度和发生频率时有时无,患者可能很难使用现有的结果测量方法准确量化症状对其日常生活的影响。我们开发了一种新的单项工具 "好日子坏日子",并对其在 nOH 患者中的心理测量有效性进行了评估:方法:采用一项为期 6 个月的前瞻性观察性队列研究的数据,研究对象为新开始接受屈昔多巴治疗的 nOH 患者。患者被要求量化过去7天中好的和坏的天数,并对其他经过验证的患者报告结果工具做出回答。对 "好日子和坏日子 "工具的并发效度、判别效度和稳定性进行了评估:共有 153 名患者参与分析(平均年龄为 62.3 [17]岁)。好日子数量的变化与其他患者报告结果的改善呈中度相关(rho 值范围为 -0.38 至 -0.61)。当对数据进行分类(症状严重程度低与症状严重程度高)检查时,症状严重程度低的亚组在1、3和6个月时的平均好天数更高(所有P均≤0.01):好日子坏日子工具在基线和随时间变化的情况下都有很好的区分度,有助于评估 nOH 症状对患者的影响。
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Journal of market access & health policy
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