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Psychosocial dimensions of pain disparities in youth diagnosed with unspecified abdominal pain in an emergency department. 急诊科诊断为不明原因腹痛的青少年疼痛差异的社会心理因素。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-11-05 DOI: 10.1016/j.jpain.2024.104729
Sarah R Martin, Theodore W Heyming, Michelle A Fortier, Zeev N Kain

Diagnosis ambiguity, paired with pain care inequities experienced by marginalized groups may increase risk for ongoing pain and impairment in children diagnosed with unspecified abdominal pain in the pediatric emergency department (PED). This cross-sectional study examined psychological, caregiver, cultural, and socio-ecological factors associated with pain-related impairment in an ethnically and socioeconomically diverse population diagnosed with unspecified abdominal pain in a PED. The sample included 111 children 8-17 years old (59.8 % female, 72.7 % Latinx) and their caregivers. Exclusion criteria included an Emergency Severity Index < 2, psychiatric complaint, or not fluent in English or Spanish. Children completed the PROMIS Pain Interference Scale and reported pain intensity, pain duration, and pain catastrophizing. Caregivers reported language preference, pain catastrophizing, trait anxiety, and child internalizing symptoms. Area Deprivation Index quantified socio-ecological deprivation according to 9-digit zip code. Multivariable logistic regression analyses identified independent associations with likelihood of reporting severe levels of pain-related impairment. Approximately 35.3 % of children reported severe levels of pain-related impairment. In logistic regression analysis, an increased likelihood of endorsing severe pain-related impairment was associated with pain for > 1 month (OR=9.19, p = .044), higher child pain catastrophizing (OR=1.23, p < .001), caregiver Spanish language (OR=11.11, p = .044), and clinically significant caregiver trait anxiety (OR=58.16, p = .004). Results highlight the incidence of severe pain-related impairment in children diagnosed with unspecified abdominal pain in a PED. Moreover, findings underscore the importance of screening pain-related impairment and caregiver anxiety, and addressing language barriers in this PED population. PERSPECTIVE: This paper highlights the incidence of severe pain-related impairment among pediatric patients diagnosed with unspecified abdominal pain in a pediatric emergency department (PED). Results could inform early assessment and targeted interventions in the PED to prevent outcome disparities.

在儿科急诊室(PED)被诊断为不明原因腹痛的儿童中,诊断不明确加上边缘化群体所经历的疼痛护理不平等可能会增加持续疼痛和损伤的风险。这项横断面研究调查了在儿科急诊室被诊断为不明原因腹痛的种族和社会经济多元化人群中与疼痛相关损伤有关的心理、护理人员、文化和社会生态因素。样本包括 111 名 8-17 岁的儿童(59.8% 为女性,72.7% 为拉丁裔)及其照顾者。排除标准包括急诊严重程度指数 1 个月(OR=9.19,p =0.044)、儿童疼痛灾难化程度较高(OR=1.23,p =0.044)、急诊严重程度指数 1 个月(OR=9.19,p =0.044)。
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引用次数: 0
Kratom (Mitragyna speciosa) use for self-management of pain: Insights from cross-sectional and ecological momentary assessment data 使用 Kratom(Mitragyna Speciosa)进行疼痛自我管理:横断面和生态学瞬间评估数据的启示。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-11-04 DOI: 10.1016/j.jpain.2024.104726
Chung Jung Mun Ph.D , Leigh V. Panlilio Ph.D , Kelly E. Dunn Ph.D , Johannes Thrul Ph.D , Christopher R. McCurdy Ph.D, FAAPS , David H. Epstein Ph.D , Kirsten E. Smith Ph.D
Kratom (Mitragyna speciosa) is increasingly used in the US for self-management of pain, despite limited research on its efficacy and safety. To better understand how and why people use kratom for pain self-management, we analyzed baseline survey data (N = 395) and 15-day ecological momentary assessment (EMA) data (N = 357) from kratom consumers across the US. Although we recruited participants based on their kratom use, not on whether they used it for pain management, nearly half (49.1 %) met criteria for chronic pain, with many reporting substantial pain relief and high effectiveness of kratom in managing pain. A majority (69.2 %) reported difficulties in obtaining adequate pain treatment, and most indicated that these challenges impacted their decision to try kratom. Most participants did not report concerns about overuse or significant side effects. EMA data showed that, regardless of chronic-pain status, pain relief was the most frequently endorsed primary motivation for daily kratom use. There were no significant association between daily pain levels and kratom use frequency, and no difference in the daily kratom use between those with vs. without chronic pain. Recent kratom use was associated with lower current pain levels. Stronger subjective effects of kratom were associated with lower pain levels. This effect was significantly moderated by chronic-pain status: those with chronic pain showed a stronger link between subjective kratom effects and pain reduction. These findings underscore the urgent need for systematic, rigorous research on long-term implications, efficacy, and safety of kratom in pain management to guide informed clinical practices and regulatory policies.

Perspective

This study reveals that chronic pain is common among kratom consumers, who frequently use it for pain self-management and report significant relief, as shown by ecological momentary assessment. There is an urgent need for research into kratom's safety, efficacy, and mechanisms to guide clinical practice and inform policies.
尽管对 Kratom(Mitragyna speciosa)的有效性和安全性研究有限,但在美国,越来越多的人将其用于疼痛的自我管理。为了更好地了解人们如何以及为什么使用 kratom 进行疼痛自我管理,我们分析了全美 kratom 消费者的基线调查数据(395 人)和 15 天生态瞬间评估(EMA)数据(357 人)。虽然我们招募参与者的依据是他们使用 kratom 的情况,而不是他们是否使用 kratom 来控制疼痛,但有近一半(49.1%)的参与者符合慢性疼痛的标准,其中许多人报告说他们的疼痛得到了很大缓解,而且 kratom 在控制疼痛方面效果显著。大多数人(69.2%)表示难以获得适当的疼痛治疗,大多数人表示这些困难影响了他们尝试使用 kratom 的决定。大多数参与者并不担心过度使用或严重的副作用。EMA 数据显示,无论慢性疼痛状况如何,缓解疼痛是最常被认可的日常使用 kratom 的主要动机。每天的疼痛程度与使用 kratom 的频率之间没有明显联系,有慢性疼痛与没有慢性疼痛的人每天使用 kratom 的次数也没有差异。近期使用 kratom 与当前疼痛程度较低有关。较强的 Kratom 主观效果与较低的疼痛程度有关。这种效应在很大程度上受慢性疼痛状况的影响:慢性疼痛患者的主观克来托效果与疼痛减轻之间的联系更强。这些发现突出表明,迫切需要对 kratom 在疼痛治疗中的长期影响、疗效和安全性进行系统、严格的研究,以指导知情的临床实践和监管政策。观点:这项研究揭示了慢性疼痛在 kratom 消费者中的普遍性,他们经常使用 kratom 进行疼痛自我管理,并报告说,正如生态学瞬间评估所显示的那样,他们的疼痛得到了明显缓解。目前迫切需要对 kratom 的安全性、功效和机制进行研究,以指导临床实践和制定相关政策。
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引用次数: 0
Optimizing Diversity, Equity and Inclusion in Pragmatic Clinical Trials: Findings from the Pain Management Collaboratory. 优化务实临床试验中的多样性、公平性和包容性:疼痛管理合作组织的研究结果。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-11-04 DOI: 10.1016/j.jpain.2024.104727
Travis I Lovejoy, Amanda M Midboe, Diana M Higgins, Joseph Ali, Robert D Kerns, Alicia A Heapy, Ethel Kirabo Nalule, Natassja Pal

The National Institutes of Health, U.S. Department of Defense, and U.S. Department of Veterans Affairs established a Pain Management Collaboratory (PMC) in 2017, with the purpose of implementing and evaluating nonpharmacological approaches for management of pain and co-occurring conditions in military and veteran healthcare systems through the execution of pragmatic clinical trials. The purpose of the current study is to detail and critically examine recruitment and retention procedures across the PMC's large-scale multi-site pragmatic clinical trials, with attention to efforts made by trialists to diversify their study samples. Team members from 11 pragmatic clinical trials completed semi-structured interviews that focused on the meaning of diversity to the trial teams when planning the composition of their samples, methods used to recruit and retain diverse samples of patients, and planned analyses that take into consideration diverse subgroups of patients. Nearly 18,000 patients have been enrolled across trials, 22% of whom were assigned female sex at birth and 34% of whom identify with a marginalized race or ethnicity. Respondents highlighted study site selection, formation of partnerships with patient groups, and leveraging of data informatics as strategies that aided in the recruitment of patients diverse in terms of birth sex, race, and ethnicity. Notably, trialists adopted a narrow definition of diversity that did not take into consideration multiple intersecting identities of trial participants. Based on experiences of the PMC, we provide 14 recommendations on ways to diversify patient samples in clinical pain research. PERSPECTIVE: This article describes challenges posed, and opportunities provided, with pain pragmatic clinical trial designs, emphasizing approaches that optimize the inclusion of social identity groups that have historically been under-represented in pain research.

美国国立卫生研究院、美国国防部和美国退伍军人事务部于 2017 年成立了疼痛管理合作组织(PMC),旨在通过开展务实的临床试验,在军队和退伍军人医疗保健系统中实施和评估非药物方法来管理疼痛和并发症。本研究的目的是详细介绍并批判性地检查 PMC 大规模多地点实用临床试验的招募和保留程序,同时关注试验人员为实现研究样本多样化所做的努力。来自 11 项务实临床试验的团队成员完成了半结构化访谈,访谈的重点是试验团队在计划样本组成时多元化的意义、招募和保留多元化患者样本的方法以及考虑到多元化患者亚群的计划分析。各项试验共招募了近 18,000 名患者,其中 22% 的患者出生时性别为女性,34% 的患者属于边缘化种族或民族。受访者强调,研究地点的选择、与患者团体建立合作关系以及利用数据信息学等策略有助于招募出生性别、种族和民族不同的患者。值得注意的是,试验人员采用了狭义的多样性定义,没有考虑到试验参与者的多重交叉身份。根据 PMC 的经验,我们就如何使临床疼痛研究中的患者样本多样化提出了 14 条建议。观点:本文描述了疼痛实用临床试验设计所面临的挑战和提供的机遇,强调了优化纳入社会身份群体的方法,这些群体在疼痛研究中的代表性历来不足。
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引用次数: 0
Pain prevalence rates and the mediating role of negative affect in adults referred to personality disorder treatment: A cross-sectional study 被转介到人格障碍治疗机构的成年人中的疼痛患病率和消极情绪的中介作用:一项横断面研究。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-10-30 DOI: 10.1016/j.jpain.2024.104724
Fillip Ferreira Eikeseth , Geir Pedersen , Benjamin Hummelen , Stefan Sütterlin , Audun Stubhaug , Elfrida Hartveit Kvarstein , Gunnvald Kvarstein
Personality disorders (PDs) are prevalent among individuals with chronic pain, but less is known about the prevalence of pain in the PD population. This study therefore sought to explore the prevalence of current or everyday pain among individuals referred to outpatient PD treatment, and further explore the mediating role of negative affect in the relationship between PD severity and current pain. Data was retrieved from the Norwegian Network for PDs’ quality register which included 4361 participants. Pain was operationalized using the EQ-5D-3L “pain or discomfort” item and four SCL-90-R pain-related items (“pain bothersomeness”). Rates of self-reported pain were explored both pre and post treatment to determine the persistency of the pain-related symptoms. The role of negative affect in the relationship between PD severity and pain was investigated by linear regression analysis. A substantial burden of pain-related symptoms was demonstrated, as 71 % and 80 % reported moderate to extreme pain or discomfort and pain bothersomeness, respectively. Muscle soreness was the most common pain (59 %) followed by headache (48 %), low back pain (46 %), and heart or chest pain (34 %). Moderate to extreme pain or discomfort was persistent for 77 % of the participants who provided end of treatment data (mean treatment duration was 82 weeks). Negative affect mediated the relationship between PD severity and pain. To our knowledge, this is the first large-scale study on everyday pain in patients with PDs. The findings reveal that moderate to extreme pain is prevalent among persons with PDs and that this co-occurrence is driven by negative affect.

Perspective

Pain is a prevalent and potentially underrecognized symptom in personality disorders and persists until treatment termination for a large group of patients. This co-occurrence may be driven by a susceptibility to negative affect that is enhanced by personality disorder features.
人格障碍(PD)在慢性疼痛患者中很普遍,但人们对人格障碍患者的疼痛发生率却知之甚少。因此,本研究试图探讨门诊转诊的人格障碍患者中当前或日常疼痛的患病率,并进一步探讨消极情绪在人格障碍严重程度与当前疼痛之间关系中的中介作用。数据取自挪威帕金森病质量登记网络,其中包括4361名参与者。疼痛通过 EQ-5D-3L 的 "疼痛或不适 "项目和 SCL-90-R 的四个疼痛相关项目("疼痛困扰")进行操作。对治疗前和治疗后的自述疼痛率进行了调查,以确定疼痛相关症状的持续性。通过线性回归分析,研究了负性情绪在帕金森病严重程度与疼痛之间关系中的作用。结果显示,与疼痛相关的症状造成了很大的负担,分别有 71% 和 80% 的患者报告有中度到极度疼痛或不适以及疼痛困扰。肌肉酸痛是最常见的疼痛(59%),其次是头痛(48%)、腰背痛(46%)和心脏或胸部疼痛(34%)。在提供治疗结束数据的参与者中,77%的人持续存在中度至极度疼痛或不适(平均治疗时间为 82 周)。负性情绪介导了帕金森病严重程度与疼痛之间的关系。据我们所知,这是第一项针对帕金森病患者日常疼痛的大规模研究。研究结果表明,中度至极度疼痛在帕金森病患者中很普遍,而这种疼痛的共同发生是由负性情绪驱动的。观点:疼痛是人格障碍患者普遍存在且可能未得到充分认识的一种症状,对许多患者来说,疼痛一直持续到治疗结束。这种并发症的出现可能是由于人格障碍的特征增强了患者对消极情绪的易感性。
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引用次数: 0
An exploratory data-driven approach to classify subgroups of patients with temporomandibular disorders based on pain mechanisms 一种探索性的数据驱动方法,根据疼痛机制对颞下颌关节紊乱症患者进行分组。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-10-25 DOI: 10.1016/j.jpain.2024.104721
Giacomo Asquini , Valter Devecchi , Domenico Viscuso , Rosaria Bucci , Ambra Michelotti , Bernard X.W. Liew , Deborah Falla
Temporomandibular disorders (TMDs) are a common musculoskeletal condition, presenting treatment challenges due to their non-specific nature. Categorizing patients with TMDs into clusters based on neurobiological pain mechanisms could provide a promising approach to facilitate targeted treatments. This observational study (1) used a network analysis (NA) to explore the complexity of TMDs by investigating relationships among biopsychosocial variables, and (2) validated potential TMD subgroups based on mechanism-specific pain categories. One hundred and two patients with TMD were included. Biopsychosocial variables covered: general health, psychosocial features, TMD pain, and TMD characteristics. A NA evaluated the associations between variables and determined the role of each feature within the network. Hierarchical clustering was used to identify TMD subgroups. The NA revealed significant correlations primarily within the same feature domains, indicating a strong interplay between symptoms and psychological factors. Cluster analysis identified two subgroups driven by nociceptive and nociplastic pain mechanisms; the nociplastic group exhibited higher levels of anxiety, depression, pain catastrophization, central sensitization, pain duration, and more pain locations, along with poorer sleep quality, quality of life, and health status. In contrast, the nociceptive group exhibited restricted maximal mouth opening (MMO), heightened pain during TMJ palpation and mouth opening, and a greater positive response to manual therapy. Across all features, psychological factors, pain locations, and MMO primarily contributed to the separation of subgroups. By adopting a data-driven approach, these results support the significant role of considering the neurobiological basis of pain to improve patient classification. This knowledge may facilitate clinical reasoning and personalized treatments.

Perspective

This study used a network analysis to explore the complex biopsychosocial interactions present in people with TMDs, identifying important variables such as the Central Sensitization Inventory and pain-free maximal mouth opening. The findings distinguish potential nociceptive and nociplastic pain subgroups, offering important insights for targeted therapeutic strategies.
颞下颌关节紊乱症(TMD)是一种常见的肌肉骨骼疾病,由于其非特异性,给治疗带来了挑战。根据神经生物学疼痛机制对 TMDs 患者进行分类,可为有针对性的治疗提供一种可行的方法。本观察性研究(1)采用网络分析(NA),通过调查生物心理社会变量之间的关系来探索 TMD 的复杂性;(2)根据特定机制的疼痛类别验证潜在的 TMD 亚组。研究共纳入 112 名 TMD 患者。生物心理社会变量包括:一般健康状况、心理社会特征、TMD 疼痛和 TMD 特征。NA评估了变量之间的关联,并确定了每个特征在网络中的作用。分层聚类用于确定 TMD 亚组。NA显示,主要在相同特征域内存在明显的相关性,表明症状与心理因素之间存在强烈的相互作用。聚类分析确定了由痛觉机制和非痛觉机制驱动的两个亚组;非痛觉机制组表现出更高程度的焦虑、抑郁、疼痛灾难化、中枢敏感化、疼痛持续时间和更多疼痛部位,同时睡眠质量、生活质量和健康状况也较差。相比之下,痛觉组的最大张口度(MMO)受限,颞下颌关节触诊和张口时疼痛加剧,对手法治疗的反应更积极。在所有特征中,心理因素、疼痛部位和最大张口度是区分亚组的主要原因。通过采用数据驱动的方法,这些结果支持了考虑疼痛的神经生物学基础对改进患者分类的重要作用。这些知识有助于临床推理和个性化治疗。观点:本研究采用网络分析方法探索了 TMD 患者复杂的生物-心理-社会相互作用,确定了中枢敏感性量表和无痛最大张口度等重要变量。研究结果区分了潜在的痛觉性和非痛觉性疼痛亚群,为制定有针对性的治疗策略提供了重要依据。
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引用次数: 0
Attention and nocebo hyperalgesia: Testing a novel virtual reality attention bias modification paradigm 注意力与强直性痛觉:测试一种新颖的虚拟现实注意力偏差修正范例。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-10-24 DOI: 10.1016/j.jpain.2024.104705
Tessa Rooney , Louise Sharpe , Jemma Todd , Geert Crombez , Dimitri van Ryckeghem , Ben Colagiuri
Nocebo effects in pain (nocebo hyperalgesia) have received significant attention recently, with negative expectancies and anxiety proposed to be explanatory factors. While both expectancy and anxiety can bias attention, attention has been rarely explored as a potential mechanism involved in nocebo hyperalgesia. The present study aimed to explore whether attention bias modification (ABM) using an immersive, ecologically valid VR paradigm successfully induced attention biases (AB) and subsequently influenced nocebo hyperalgesia. One-hundred and two healthy participants were randomised in a 2 (AB training: towards vs. away from pain) x 2 (nocebo condition: nocebo vs. control) design. Pain-related AB was successfully changed by the VR paradigm as measured by reaction time and gaze, with moderate to large effects. Participants then completed either a nocebo instruction and conditioning procedure (nocebo paradigm) or a matched control procedure. The primary outcome was self-reported pain intensity. Secondary outcomes were attention bias and self-reports of expectancy, anticipatory anxiety, and state anxiety. The nocebo paradigm induced significantly greater pain expectancy, anticipatory anxiety and pain intensity during the test phase for the nocebo group compared to control. Pain expectancy also fully mediated the effect of the nocebo group on nocebo hyperalgesia and anticipatory anxiety in separate models. ABM did not, however, affect nocebo hyperalgesia or pain expectancy, casting doubt on the potential for ABM to inoculate against nocebo hyperalgesia. Unexpected effects of ABM were observed for state anxiety and anticipatory anxiety, whereby training away from pain exacerbated each, which necessitates further exploration.

Perspective

This article tests the efficacy of a novel attention bias modification paradigm, designed in virtual reality, for inducing pain-related biases, and whether these biases exacerbate or inoculate against nocebo hyperalgesia. While pain-related biases were successfully induced, there was no relationship with the strength of induced nocebo hyperalgesia.
最近,疼痛的前兆效应(前兆痛觉亢进)受到了广泛关注,其中消极的预期和焦虑被认为是前兆痛觉亢进的解释因素。虽然预期和焦虑都会使注意力产生偏差,但注意力作为一种潜在的机制参与到减轻痛感中却很少被探讨。本研究旨在探索使用沉浸式、生态学上有效的 VR 范例是否能成功诱发注意力偏差(AB)并进而影响预兆痛觉。112 名健康参与者被随机分为 2(AB 训练:趋向疼痛 vs. 远离疼痛)x 2(失效条件:失效 vs. 对照)设计。通过反应时间和凝视来测量,VR 范式成功地改变了与疼痛相关的 AB,并产生了中等到较大的效果。然后,受试者完成一个假说指导和调节程序(假说范式)或一个匹配的对照程序。主要结果是自我报告的疼痛强度。次要结果是注意偏差和自我报告的预期、预期焦虑和状态焦虑。在测试阶段,与对照组相比,消灾法范式诱导的疼痛预期、预期焦虑和疼痛强度都明显高于对照组。在不同的模型中,疼痛预期也完全介导了欺骗组对欺骗性超痛感和预期焦虑的影响。然而,ABM 并不影响假定超痛感或疼痛预期,这让人怀疑 ABM 是否有可能预防假定超痛感。ABM 对状态焦虑和预期焦虑产生了意想不到的影响,远离疼痛的训练加剧了这两种焦虑,因此有必要对其进行进一步研究。视角:本文测试了在虚拟现实中设计的新型注意力偏差修正范式对诱导疼痛相关偏差的有效性,以及这些偏差是否会加剧或抵御无知觉超痛感。虽然成功诱发了与疼痛相关的偏差,但这些偏差与诱发的假性痛觉减退的强度没有关系。
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引用次数: 0
PROGRESS: A patient-centered engagement infrastructure and multi-level approach to enrich diversity, equity, and inclusion in a national randomized online behavioral pain treatment study. 进展:以患者为中心的参与基础架构和多层次方法,在全国随机在线行为疼痛治疗研究中丰富多样性、公平性和包容性。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-10-23 DOI: 10.1016/j.jpain.2024.104718
Jessica Clifton, Emma Adair, Matthias Cheung, Calia Torres, Wendy Andrews, Brittany Dorsonne, Arayam Y Hailu, Elizabeth Heggan, Jackie Miefert, Gabrielle Riazi, Troy C Dildine, Shelly Spears, Regina Greer-Smith, Ting Pun, Neely Williams, Luzmercy Perez, Heather P King, Maisa S Ziadni, Sean Mackey, Beth D Darnall

Twenty percent of individuals experience chronic pain worldwide posing significant challenges to those living with it. Pain research is crucial for developing and characterizing effective strategies to reduce the burden of chronic pain. Traditional research approaches often yield homogeneous study samples that poorly generalize and have unknown applicability across diverse patient populations. The Pain Relief with Online Groups that Empower Skills-based Symptom Reduction (PROGRESS) study aims to address disparities in pain research engagement and patient outcomes through the intentional inclusion of people with varied backgrounds and experiences of pain, and through a multilevel design informed by diverse stakeholder recommendations. The composition of three advisory boards (Patient Engagement and Diversity Board, Local Patient Advisory Board, and the National Patient Advisory Panel) prioritized diversity in patient/expert advisor background, geographic location, race, and ethnicity. Our engagement approach aligns with the Foundational Expectations for Partnerships in Research by Patient-Centered Outcomes Research Institute (PCORI), which emphasizes diverse representation, early and ongoing engagement, dedicated funds for advisor compensation, collaborative decision making, meaningful participation, and continuous assessment. The first 24 months of study advisor engagement has yielded multiple recruitment strategies resulting in a study population enriched with a breadth of identities within PROGRESS (e.g., inclusive patient-facing materials). Lessons learned underscore the importance of investing time in building patient and stakeholder relationships, trust, and embracing diverse viewpoints amongst the study team. PROGRESS demonstrates the potential of diverse patient-centered engagement to support evidence-based outcomes and practices that are more inclusive, equitable, and representative of the broader population. PERSPECTIVE: The PROGRESS study demonstrates how diverse patient engagement and inclusive advisory boards enhance research outcomes. By aligning with PCORI standards and employing innovative recruitment strategies, it highlights the vital role of stakeholder relationships and diverse perspectives. Key lessons learned emphasize adaptive strategies and continuous feedback for advancing equitable pain research.

世界上有 20% 的人经历过慢性疼痛,这给患者带来了巨大的挑战。疼痛研究对于制定和描述减轻慢性疼痛负担的有效策略至关重要。传统的研究方法往往产生同质化的研究样本,不能很好地概括不同患者群体的情况,其适用性也不得而知。以技能为基础减少症状的在线小组缓解疼痛(PROGRESS)研究旨在通过有意识地纳入具有不同背景和疼痛经历的人群,并根据不同利益相关者的建议进行多层次设计,从而解决疼痛研究参与度和患者治疗效果方面的差异。三个顾问委员会(患者参与和多样性委员会、地方患者顾问委员会和全国患者顾问小组)的组成优先考虑了患者/专家顾问背景、地理位置、种族和民族的多样性。我们的参与方式与患者为中心的结果研究所(PCORI)的 "研究合作基本期望 "相一致,该期望强调多元化代表、早期和持续参与、顾问报酬专项资金、合作决策、有意义的参与和持续评估。研究顾问参与的前 24 个月采取了多种招募策略,使研究人群在 PROGRESS(例如,面向患者的包容性材料)中具有广泛的身份。汲取的经验教训强调了投入时间建立患者和利益相关者关系、信任以及在研究团队中接受不同观点的重要性。PROGRESS 证明了以患者为中心的多元化参与在支持循证结果和实践方面的潜力,这些结果和实践更具包容性、公平性,并能代表更广泛的人群。观点:"进展 "研究展示了多元化患者参与和包容性咨询委员会如何提高研究成果。通过与 PCORI 标准保持一致并采用创新的招募策略,该研究强调了利益相关者关系和多元化观点的重要作用。获得的主要经验教训强调了推进公平疼痛研究的适应性策略和持续反馈。
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引用次数: 0
Impact of chronic low back pain on implicit motor imagery assessed by a new laterality judgment task 通过新的侧向判断任务评估慢性腰背痛对内隐性运动想象的影响。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-10-23 DOI: 10.1016/j.jpain.2024.104719
Lucette Toussaint , Maxime Billot , Rémi Cabirol , Philippe Rigoard , Paul Teillet , Romain David , Romain Tisserand
It is clear that implicit motor imagery (IMI) is impaired by chronic pain in peripheral regions (hand, feet), but unclear in axial regions (neck, shoulder, back). Previous IMI tasks displayed small-amplitude movements of axial regions, which limits person-centered IMI processes mobilization. This study aimed to assess the impact of chronic low back pain (CLBP) on IMI processes with a new task displaying large-amplitude whole-body movements mobilizing the lumbar spine. Twenty patients with CLBP and twenty age-matched controls performed a laterality judgment task on four distinct whole-body movements (trunk flexion, trunk rotation, capoeira, kickboxing). Participants viewed images from four different body viewpoints (back, left, right and front), randomly presented. Mixed ANOVAs were used to compare judgment accuracy and response times between groups and conditions. In participants with CLBP, response times were longer than in controls. The response times of participants with CLBP were also associated with DN4 scores, a self-reported questionnaire assessing neuropathic pain. We validated the use of a person-centered IMI because, for all participants, the accuracy decreased and the response times increased for images presented in the front viewpoint, i.e. when a 180° turn in IMI was required, compared to other viewpoints. The laterality judgment task proposed here confirmed that CLBP impacts IMI processes, and that the nature of pain (neuropathic or mechanical) needs to be considered because it seems to modulate IMI processes.

Perspectives

A laterality judgment task with large-amplitude lumbar movements is key to show that CLBP alters processing speed of sensorimotor information originating from the painful region. This task could become an objective tool, transferable in clinical settings, for assessing the impact and the progression of CLBP on motor control processes.
显而易见,慢性疼痛会损害外周区域(手部、脚部)的内隐运动意象(IMI),但轴向区域(颈部、肩部、背部)的内隐运动意象还不清楚。以往的内隐运动想象任务显示的是轴向区域的小振幅运动,这限制了以人为中心的内隐运动想象过程的调动。本研究旨在评估慢性腰背痛(CLBP)对 IMI 过程的影响,新任务显示了腰椎的大振幅全身运动。20 名慢性腰背痛患者和 20 名年龄匹配的对照组患者就四种不同的全身运动(躯干屈曲、躯干旋转、卡波耶拉、跆拳道)进行了侧向判断任务。参与者从四个不同的身体视角(后方、左侧、右侧和前方)观看随机呈现的图像。混合方差分析用于比较不同组别和条件下的判断准确性和反应时间。与对照组相比,CLBP 患者的反应时间更长。CLBP患者的反应时间还与DN4评分有关,DN4是一种评估神经病理性疼痛的自我报告问卷。我们验证了以人为中心的 IMI 的使用,因为对于所有参与者来说,与其他视角相比,以正面视角呈现的图像(即需要在 IMI 中旋转 180°)的准确性降低,反应时间延长。在此提出的侧向判断任务证实了慢性阻塞性脑脊髓膜炎会影响 IMI 过程,而且需要考虑疼痛的性质(神经性或机械性),因为它似乎会调节 IMI 过程。观点:腰部大振幅运动的侧向判断任务是显示慢性腰痛改变源自疼痛区域的感觉运动信息处理速度的关键。这项任务可以成为一种客观工具,用于临床环境,评估慢性腰椎间盘突出症对运动控制过程的影响和进展。
{"title":"Impact of chronic low back pain on implicit motor imagery assessed by a new laterality judgment task","authors":"Lucette Toussaint ,&nbsp;Maxime Billot ,&nbsp;Rémi Cabirol ,&nbsp;Philippe Rigoard ,&nbsp;Paul Teillet ,&nbsp;Romain David ,&nbsp;Romain Tisserand","doi":"10.1016/j.jpain.2024.104719","DOIUrl":"10.1016/j.jpain.2024.104719","url":null,"abstract":"<div><div>It is clear that implicit motor imagery (IMI) is impaired by chronic pain in peripheral regions (hand, feet), but unclear in axial regions (neck, shoulder, back). Previous IMI tasks displayed small-amplitude movements of axial regions, which limits person-centered IMI processes mobilization. This study aimed to assess the impact of chronic low back pain (CLBP) on IMI processes with a new task displaying large-amplitude whole-body movements mobilizing the lumbar spine. Twenty patients with CLBP and twenty age-matched controls performed a laterality judgment task on four distinct whole-body movements (trunk flexion, trunk rotation, capoeira, kickboxing). Participants viewed images from four different body viewpoints (back, left, right and front), randomly presented. Mixed ANOVAs were used to compare judgment accuracy and response times between groups and conditions. In participants with CLBP, response times were longer than in controls. The response times of participants with CLBP were also associated with DN4 scores, a self-reported questionnaire assessing neuropathic pain. We validated the use of a person-centered IMI because, for all participants, the accuracy decreased and the response times increased for images presented in the front viewpoint, i.e. when a 180° turn in IMI was required, compared to other viewpoints. The laterality judgment task proposed here confirmed that CLBP impacts IMI processes, and that the nature of pain (neuropathic or mechanical) needs to be considered because it seems to modulate IMI processes.</div></div><div><h3>Perspectives</h3><div>A laterality judgment task with large-amplitude lumbar movements is key to show that CLBP alters processing speed of sensorimotor information originating from the painful region. This task could become an objective tool, transferable in clinical settings, for assessing the impact and the progression of CLBP on motor control processes.</div></div>","PeriodicalId":51095,"journal":{"name":"Journal of Pain","volume":"26 ","pages":"Article 104719"},"PeriodicalIF":4.0,"publicationDate":"2024-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142512544","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The use of abstract animations and a graphical body image for assessing pain outcomes among adults with sickle cell disease 使用抽象动画和人体图形图像评估镰状细胞病成人患者的疼痛后果。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-10-22 DOI: 10.1016/j.jpain.2024.104720
Julia A. O’Brien PhD, RN , Charles R. Jonassaint PhD, MHS , Ektha Parchuri MPH , Christina M. Lalama MS , Sherif M. Badawy MD, MS , Megan E. Hamm PhD , Jennifer N. Stinson RN-EC, PhD, CPNP , Chitra Lalloo BHSc, PhD , C. Patrick Carroll MD , Santosh L. Saraf MD , Victor R. Gordeuk MD , Robert M. Cronin MD, MS , Nirmish Shah MD , Sophie M. Lanzkron MD, MHS , Darla Liles MD , Cassandra Trimnell BA , Lakiea Bailey PhD , Raymona Lawrence DPH , Leshana Saint Jean PhD , Michael DeBaun MD, MPH , Kaleab Z. Abebe PhD
Painimation, a novel digital pain assessment tool, allows patients to communicate their pain quality, intensity, and location using abstract animations (painimations) and a paintable body image. This study determined the construct validity of painimations and body image measures by testing correlations with validated pain outcomes in adults with sickle cell disease (SCD). Analyses used baseline data from a multisite randomized trial of 359 adults with SCD and chronic pain. Participants completed questionnaires on demographics, pain severity, frequency and interference, catastrophizing, opioid use, mood and quality of life, plus the Painimation app. Participants were categorized by selected painimations, and were split into groups based on the proportion of painted body image. Potential confounding was evaluated by age, gender, race, education, disability, site, depression, and anxiety. The 'shooting' painimation was strongly associated with daily pain intensity, pain interference, frequency, and severity. 'Electrifying' was associated with daily pain and opioid misuse, while greater body area in pain correlated with worse outcomes across all pain measures. Both painimations and body image measures correlated with validated pain outcomes, quality of life and mental health measures. This demonstrates animations and body image data can assess SCD pain severity, potentially with more accuracy than a 0–10 scale. Future research will explore whether Painimation can differentiate biological and psychosocial pain components.

Perspective

This article presents the preliminary construct validity of Painimation in SCD by examining the associations of “painimations” and body area image data with daily e-diary and traditional self-report pain outcomes.
Painimation是一种新颖的数字疼痛评估工具,患者可以使用抽象的动画和可绘画的身体图像来表达自己的疼痛质量、强度和位置。本研究通过测试镰状细胞病(SCD)成人患者的疼痛结果与有效疼痛结果之间的相关性,确定了疼痛动画和身体形象测量的构建有效性。分析使用了 359 名患有 SCD 和慢性疼痛的成人的多站点随机试验的基线数据。参与者填写了有关人口统计学、疼痛严重程度、频率和干扰、灾难化、阿片类药物使用、情绪和生活质量的问卷,以及疼痛估测应用程序。根据选定的疼痛动画对参与者进行分类,并根据绘制身体图像的比例将他们分成几组。在单变量分析中,"射击 "疼痛动画和较高的身体形象得分与较差的疼痛结果有关,但 "快乐 "情绪日除外。通过年龄、性别、种族、教育程度、残疾程度、发病部位、抑郁和焦虑对潜在的混杂因素进行了评估。在多变量模型中,只有抑郁评分有明显的协方差,说明身体形象评分和射击动画对除每日疼痛强度以外的所有结果都有影响。疼痛动画和身体形象测量结果均与经验证的疼痛结果、生活质量和心理健康测量结果相关。这表明动画和身体形象数据可以评估 SCD 疼痛的严重程度,其准确性可能高于 0-10 级评分。在探索性分析中,抑郁评分解释了疼痛模拟与其他疼痛结果之间的关联。未来的研究将探索Painimation是否能区分生物和社会心理疼痛成分。观点:本文通过研究 "疼痛动画 "和身体部位图像数据与日常电子日记和传统自我报告疼痛结果之间的关联,介绍了Painimation在镰状细胞病(SCD)中的初步构建有效性。
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引用次数: 0
From breast cancer diagnosis to survivorship: Analyzing perioperative biopsychosocial phenotypes and their relationship to pain on long term 从乳腺癌诊断到幸存者:分析围手术期生物心理社会表型及其与长期疼痛的关系。
IF 4 2区 医学 Q1 CLINICAL NEUROLOGY Pub Date : 2024-10-16 DOI: 10.1016/j.jpain.2024.104709
De Groote Amber , Dams Lore , Van der Gucht Elien , Schepers Jan , Mertens Michel , De Groef An , Meeus Mira Ph.D.
Persistent breast cancer treatment-related pain affects up to 40% of patients, decreasing their quality of life (QoL). While current research typically utilizes correlation and regression analysis to identify biopsychosocial phenotypes contributing to this pain, this study employs cluster analysis to identify qualitatively different phenotypes based on somatosensory and psychosocial characteristics both before and one week post-breast cancer surgery. Further, it investigates how these phenotypes are related to pain intensity one year post-surgery and examines the evolution of phenotype membership from pre- to post-surgery. Somatosensory and psychosocial functioning was evaluated pre- and post-surgery in 184 women undergoing unilateral breast cancer surgery. Eight different quantitative sensory testing (QST) methods including mechanical detection and pain thresholds, pressure pain thresholds, thermal detection and pain thresholds, and conditioned pain modulation were performed at the surgical area (trunk, arm, major pectoral muscle) and a distant location (quadriceps muscle). Psychosocial functioning was assessed using the Central Sensitization Inventory, Pain Catastrophizing Scale, Depression Anxiety Stress Scale-21, and the McGill Quality of Life Questionnaire. Pain intensity was evaluated one year post-breast cancer surgery using the Visual Analogue Scale. Latent class analysis identified five distinct phenotypes before and post-surgery, characterized by differences in mechanical and pain thresholds alongside psychosocial factors. Moreover, higher psychosocial distress and lower QoL correlated with elevated pain intensity one year post-surgery. These findings underscore the importance of addressing breast cancer patients' mental health perioperatively. Therefore, future research should explore whether psychological interventions perioperatively can reduce long-term pain intensity.

Perspective

This secondary analysis, utilizing cluster analysis, reveals five distinct phenotype based on somatosensory and psychosocial characteristics both before and post-breast cancer surgery. Higher psychosocial distress and lower quality of life correlated with elevated pain intensity one year post-surgery, emphasizing the need to address patients' mental health perioperatively.

Trial registration

clinicaltrials.gov (NCT03351075).
与乳腺癌治疗相关的持续疼痛影响了多达 40% 的患者,降低了他们的生活质量(QoL)。目前的研究通常利用相关性和回归分析来确定导致这种疼痛的生物心理社会表型,而本研究则利用聚类分析来确定乳腺癌手术前和手术后一周内基于躯体感觉和心理社会特征的不同表型。此外,研究还探讨了这些表型与手术后一年的疼痛强度之间的关系,并研究了表型成员从手术前到手术后的演变情况。该研究对 184 名接受单侧乳腺癌手术的女性进行了手术前后的体感和社会心理功能评估。在手术部位(躯干、手臂、胸大肌)和远处(股四头肌)进行了八种不同的定量感觉测试(QST)方法,包括机械检测和疼痛阈值、压力疼痛阈值、热检测和疼痛阈值以及条件疼痛调节。采用中枢敏感性量表、疼痛灾难化量表、抑郁焦虑压力量表-21 和麦吉尔生活质量问卷对心理社会功能进行评估。乳腺癌术后一年的疼痛强度采用视觉模拟量表进行评估。潜类分析确定了手术前和手术后五种不同的表型,其特点是机械阈值和疼痛阈值与心理社会因素的差异。此外,较高的社会心理压力和较低的 QoL 与术后一年疼痛强度的升高相关。这些发现强调了解决乳腺癌患者围手术期心理健康问题的重要性。因此,未来的研究应探讨围手术期的心理干预是否能降低长期疼痛强度。观点:这项利用聚类分析进行的二次分析揭示了乳腺癌手术前后基于躯体感觉和社会心理特征的五种不同表型。较高的社会心理压力和较低的生活质量与术后一年疼痛强度的升高相关,这强调了在围手术期解决患者心理健康问题的必要性。试验注册:clinicaltrials.gov(NCT03351075)。
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引用次数: 0
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Journal of Pain
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