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Discussing the less recognized financial toxicities of cancer care, including mental health and dental care.
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INTRODUCTION: Older people living with frailty are at high risk of emergency hospital admission and often have complex care needs which may not be adequately met by conventional models of acute care. This has driven the introduction of adaptations to acute care pathways designed to improve outcomes in this patient group. The identification of differences in the organisational approach to frailty may highlight opportunities for quality improvement. METHODS: The Society for Acute Medicine Benchmarking audit is a national service evaluation which uses a single day-of-care methodology to record patient and organisational level data. All acute hospitals in the United Kingdom are eligible to participate. Emergency admissions referred to acute medical services between 00:00 and 23:59 on Thursday 23rd June 2022 were recorded. Information on the structure and operational design of acute frailty services was collected. The use of a validated frailty assessment tool, clinical frailty scale within the first 24 h of admission, assessment by an acute frailty service and clinical outcomes were reported in patients aged 70 year and above. A mixed effect generalised linear model was used to determine factors associated same-day discharge without overnight stay in patients with frailty. RESULTS: A total of 152 hospitals participated. There was significant heterogeneity in the operational design and staffing model of acute frailty services. The presence of an acute frailty unit was reported in 57 (42.2%) hospitals. The use of validated frailty assessment tools was reported in 117 (90.0%) hospitals, of which 107 (91.5%) used the clinical frailty scale. Patient-level data were recorded for 3604 patients aged 70 years and above. At the patient level, 1626 (45.1%) were assessed using a validated tool during the admission process. Assessment by acute frailty services was associated with an increased likelihood of same-day discharge (adjusted OR 1.55, 95%CI 1.03- 2.39). CONCLUSION: There is significant variation in the provision of acute frailty services. Frailty-related policies and services are common at the organisational level but implemented inconsistently at the patient level. Older people with frailty or geriatric syndromes assessed by acute frailty services were more likely to be discharged without the need for overnight bed-based admission.
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Idoso Fragilizado , Fragilidade , Humanos , Idoso , Feminino , Masculino , Idoso de 80 Anos ou mais , Reino Unido/epidemiologia , Fragilidade/terapia , Fragilidade/epidemiologia , Fragilidade/diagnóstico , Avaliação Geriátrica/métodos , Serviço Hospitalar de Emergência , Pesquisas sobre Atenção à SaúdeRESUMO
INTRODUCTION: Prescribing of ethanol may be an alternative to benzodiazepines for managing alcohol withdrawal syndrome. We present our experience of oral ethanol prescribing within an acute United Kingdom National Health Service setting. METHODS: A retrospective review of patients presenting with alcohol withdrawal who were managed with oral ethanol or benzodiazepines was performed from data collected across two acute care settings. Ethanol prescribing inclusion: high risk of delirium tremens, or a history of harmful alcohol consumption (typically ≥30 units/day; in which 1 unit = 8 grams of alcohol; one standard United States drink = 14 grams of alcohol) or known to have a history of severe alcohol withdrawal, alcohol-related seizures or delirium tremens. Inverse propensity score weighting was used to partially account for variance between the two patient populations. RESULTS: Fifty (82 per cent male; average age 50.9 years) and 93 (84 per cent male; average age 46.5 years) patients in receipt of benzodiazepines or ethanol, respectively, were included. The likelihood of hospital admission was significantly reduced when individuals were managed with ethanol (odds ratio 0.206 (95 per cent confidence interval; 0.066-0.641), Wald chi-square P = 0.006). In those not admitted, the treatment type had no significant impact on length of stay or the number of occasions a pharmacological agent was required. In those admitted, treatment had no significant effect on length of stay. DISCUSSION: We offer preliminary evidence to support a role of oral ethanol in the management of patients with alcohol withdrawal. We have implemented a robust and translatable guideline. Despite limitations in the data set the impact of ethanol in reducing the likelihood of admission remained significant. CONCLUSIONS: In individuals at significant risk of severe alcohol withdrawal, prescribing ethanol as part of a comprehensive care plan, may reduce unplanned admissions. The preliminary findings presented here warrant further assessment through prospective studies.
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Etanol , Síndrome de Abstinência a Substâncias , Humanos , Etanol/efeitos adversos , Masculino , Pessoa de Meia-Idade , Feminino , Estudos Retrospectivos , Reino Unido , Síndrome de Abstinência a Substâncias/tratamento farmacológico , Adulto , Administração Oral , Benzodiazepinas/uso terapêutico , Medicina Estatal , Delirium por Abstinência Alcoólica/tratamento farmacológico , Tempo de Internação/estatística & dados numéricosRESUMO
Polycythemia vera (PV) is a myeloproliferative neoplasm characterized by unregulated red blood cell production resulting in elevated hemoglobin and/or hematocrit levels. Patients often have symptoms such as fatigue, pruritus, and painful splenomegaly, but are also at risk of thrombosis, both venous and arterial. Ruxolitinib, a selective Janus kinase inhibitor, is approved by the US Food and Drug Administration as second-line cytoreductive treatment after intolerance or inadequate response to hydroxyurea. Although ruxolitinib has been widely used in this setting, limited data exist in the literature on ruxolitinib treatment patterns and outcomes among patients with PV in routine clinical practice. We report a retrospective, observational, cohort study of patients treated for PV with ruxolitinib across three US centers (academic and regional practice) from December 2014-December 2019. The study included 69 patients, with a median follow-up duration of 3.7 years (95% CI, 2.9-4.4). Our data demonstrate very high rates of hematocrit control (88% of patients by three months and 89% by six months); few patients required dose adjustments or suspension. No arterial thromboses were observed; however, the follow-up duration does not allow for the generation of meaningful conclusions from this. Three patients had thrombotic events; one was in the setting of a second malignancy, one post-operative, and a third related to prolonged immobility. We also found that 28% of patients initiated ruxolitinib as a result of poorly controlled platelet counts, second only to hydroxyurea intolerance (46%) as a reason to start therapy. In clinical practice, ruxolitinib continues to be effective in controlling hematocrit levels after three and six months of treatment in patients and is associated with low thrombotic risk.
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Nitrilas , Policitemia Vera , Pirazóis , Pirimidinas , Trombose , Humanos , Pirazóis/uso terapêutico , Pirazóis/efeitos adversos , Policitemia Vera/tratamento farmacológico , Policitemia Vera/complicações , Policitemia Vera/sangue , Pirimidinas/uso terapêutico , Feminino , Masculino , Hematócrito , Estudos Retrospectivos , Idoso , Pessoa de Meia-Idade , Trombose/etiologia , Trombose/prevenção & controle , Idoso de 80 Anos ou mais , Adulto , SeguimentosRESUMO
Scalable approaches for synthesis and integration of proton selective atomically thin 2D materials with proton conducting polymers can enable next-generation proton exchange membranes (PEMs) with minimal crossover of reactants or undesired species while maintaining adequately high proton conductance for practical applications. Here, we systematically investigate facile and scalable approaches to interface monolayer graphene synthesized via scalable chemical vapor deposition (CVD) on Cu foil with the most widely used proton exchange polymer Nafion 211 (N211, â¼25 µm thick film) via (i) spin-coating a â¼700 nm thin Nafion carrier layer to transfer graphene (spin + scoop), (ii) casting a Nafion film and cold pressing (cold press), and (iii) hot pressing (hot press) while minimizing micron-scale defects to <0.3% area. Interfacing CVD graphene on Cu with N211 via cold press or hot press and subsequent removal of Cu via etching results in â¼50% lower areal proton conductance compared to membranes fabricated via the spin + scoop method. Notably, the areal proton conductance can be recovered by soaking the hot and cold press membranes in 0.1 M HCl, without significant damage to graphene. We rationalize our finding by the significantly smaller reservoir for cation uptake from Cu etching for the â¼700 nm thin carrier Nafion layer used for spin + scoop transfer compared to the â¼25 µm thick N211 film for hot and cold pressing. Finally, we demonstrate performance in H2 fuel cells with power densities of â¼0.23 W cm-2 and up to â¼41-54% reduction in H2 crossover for the N211|G|N211 sandwich membranes compared to the control N211|N211 indicating potential for our approach in enabling advanced PEMs for fuel cells, redox-flow batteries, isotope separations and beyond.
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In the field of semiconductors, three-dimensional (3D) integration not only enables packaging of more devices per unit area, referred to as 'More Moore'1 but also introduces multifunctionalities for 'More than Moore'2 technologies. Although silicon-based 3D integrated circuits are commercially available3-5, there is limited effort on 3D integration of emerging nanomaterials6,7 such as two-dimensional (2D) materials despite their unique functionalities7-10. Here we demonstrate (1) wafer-scale and monolithic two-tier 3D integration based on MoS2 with more than 10,000 field-effect transistors (FETs) in each tier; (2) three-tier 3D integration based on both MoS2 and WSe2 with about 500 FETs in each tier; and (3) two-tier 3D integration based on 200 scaled MoS2 FETs (channel length, LCH = 45 nm) in each tier. We also realize a 3D circuit and demonstrate multifunctional capabilities, including sensing and storage. We believe that our demonstrations will serve as the foundation for more sophisticated, highly dense and functionally divergent integrated circuits with a larger number of tiers integrated monolithically in the third dimension.
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BACKGROUND: The need to improve the acute care pathway to meet the care needs of older people living with frailty is a strategic priority for many healthcare systems. The optimal care model for this patient group is unclear. METHODS: A systematic review was conducted to derive a taxonomy of acute care models for older people with acute medical illness and describe the outcomes used to assess their effectiveness. Care models providing time-limited episodes of care (up to 14 days) within 48 h of presentation to patients over the age of 65 with acute medical illness were included. Care models based in hospital and community settings were eligible. Searches were undertaken in Medline, Embase, CINAHL and Cochrane databases. Interventions were described and classified in detail using a modified version of the TIDIeR checklist for complex interventions. Outcomes were described and classified using the Core Outcome Measures in Effectiveness Trials (COMET) taxonomy. Risk of bias was assessed using RoB2 and ROBINS-I. RESULTS: The inclusion criteria were met by 103 articles. Four classes of acute care model were identified, acute-bed based care, hospital at home, emergency department in-reach and care home models. The field is dominated by small single centre randomised and non-randomised studies. Most studies were judged to be at risk of bias. A range of outcome measures were reported with little consistency between studies. Evidence of effectiveness was limited. CONCLUSION: Acute care models for older people living with frailty are heterogenous. The clinical effectiveness of these models cannot be conclusively established from the available evidence. TRIAL REGISTRATION: PROSPERO registration (CRD42021279131).
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Idoso Fragilizado , Fragilidade , Idoso , Humanos , Fragilidade/diagnóstico , Fragilidade/terapia , Cuidados CríticosRESUMO
Acute oncology services (AOS) manage acute cancer-related presentations alongside acute medical teams. This study assessed AOS provision against national peer review measures and the burden of acute cancer-related admissions. The 2022 Society for Acute Medicine Benchmarking Audit surveyed UK hospitals, collecting hospital-level and patient-level data for all medical admissions over a 24-h period. Logistic regression models were constructed to identify differences in patient outcomes for cancer-related admissions. Most hospitals (n=120 or 91.6%) reported having an AOS. There was heterogeneity in AOS provision, with many failing to meet peer-review measures. Of the 7,116 patients, 542 (7.6%) were cancer-related admissions. Cancer-related admissions had greater clinical acuity (p<0.05), length of stay (p<0.001) and 14-day mortality (adjusted odds ratio (OR)=3.54, 95% confidence interval (CI): 2.41-5.22, p<0.001) compared with other medical admissions. Increasing availability of AOS with integration of ambulatory pathways are vital next steps to improving care for acute cancer-related admissions.
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Benchmarking , Neoplasias , Humanos , Hospitalização , Auditoria Médica , Neoplasias/terapia , Reino UnidoRESUMO
The biology education literature includes compelling assertions that unfamiliar problems are especially useful for revealing students' true understanding of biology. However, there is only limited evidence that such novel problems have different cognitive requirements than more familiar problems. Here, we sought additional evidence by using chatbots based on large language models as models of biology students. For human physiology and cell biology, we developed sets of realistic and hypothetical problems matched to the same lesson learning objectives (LLOs). Problems were considered hypothetical if (i) known biological entities (molecules and organs) were given atypical or counterfactual properties (redefinition) or (ii) fictitious biological entities were introduced (invention). Several chatbots scored significantly worse on hypothetical problems than on realistic problems, with scores declining by an average of 13%. Among hypothetical questions, redefinition questions appeared especially difficult, with many chatbots scoring as if guessing randomly. These results suggest that, for a given LLO, hypothetical problems may have different cognitive demands than realistic problems and may more accurately reveal students' ability to apply biology core concepts to diverse contexts. The Test Question Templates (TQT) framework, which explicitly connects LLOs with examples of assessment questions, can help educators generate problems that are challenging (due to their novelty), yet fair (due to their alignment with pre-specified LLOs). Finally, ChatGPT's rapid improvement toward expert-level answers suggests that future educators cannot reasonably expect to ignore or outwit chatbots but must do what we can to make assessments fair and equitable.
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Intravenous pentamidine is used for prophylaxis against Pneumocystis jirovecii pneumonia, an infection seen in hematopoietic stem cell transplant recipients. Pentamidine is partially metabolized by CYP2C19, which is vulnerable to pharmacogenetic variation. This retrospective study evaluated allogeneic hematopoietic stem cell transplant patients who received intravenous pentamidine as P. jirovecii pneumonia prophylaxis. The primary objective was the association between CYP2C19 phenotype and discontinuation of pentamidine due to drug-related side effects based on univariate logistic regression (N = 81). Ten patients (12.3%) discontinued pentamidine because of side effects. There was no difference in discontinuation between phenotype groups (p = 0.18) or discontinuation due to side effects (p = 0.76). Overall, no association was seen between phenotypes and pentamidine-related side effects (p = 0.475). Drug discontinuation rates and P. jirovecii pneumonia infection rates were low.
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Efeitos Colaterais e Reações Adversas Relacionados a Medicamentos , Pneumocystis carinii , Pneumonia por Pneumocystis , Humanos , Pentamidina/efeitos adversos , Pneumonia por Pneumocystis/tratamento farmacológico , Pneumonia por Pneumocystis/genética , Antifúngicos/uso terapêutico , Estudos Retrospectivos , Citocromo P-450 CYP2C19/genética , Pneumocystis carinii/genética , FenótipoRESUMO
Betaine supplementation in the context of human nutrition, athletic performance, and clinical therapy demonstrate that the osmolyte and methyl donor, betaine, is cytoprotective and beneficial to human health. These studies also demonstrate that betaine supplementation in healthy humans is straight-forward with no reported adverse effects. Here, we explore betaine uptake in the central nervous system (CNS) and contribute to evidence that betaine may be uniquely protective to the brain. We specifically describe the therapeutic potential of betaine and explore the potential implications of betaine on inhibition mediated by GABA and glycine neurotransmission. The influence of betaine on neurophysiology complement betaine's role as an osmolyte and metabolite and is consistent with clinical evidence of betaine-mediated improvements to cognitive function (reported in elderly populations) and its anti-convulsant properties. Betaine's therapeutic potential in neurological disorders including epilepsy and neurodegenerative diseases combined with benefits of betaine supplementation on athletic performance support the unique application of betaine as a prophylaxis to concussion. As an example, we identify young athletes (15-24 years old), especially females, for prophylactic betaine supplementation to promote brain health and resilience in a cohort at high risk for concussion and for developing Alzheimer's disease.
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Urgent and emergency care services face increasing pressure, impacting patient care. We evaluated the performance of acute medicine services, assessing clinical quality indicators for unplanned medical admissions to acute hospital services. 152 acute UK hospital services accepting unplanned admissions to acute and general internal medicine completed a day-of-care survey incorporating organisational structure questionnaire and patient-level data over a pre-defined 24-hour period in June 2022. Clinical quality indicators were: Early Warning Score (EWS) measurement within 30 min of hospital arrival; clinician assessment within 4 h; assessment by consultant physician within 6 h (daytime) or 14 h (night-time). Results were compared with 2019, 2020, 2021. 7293 sequential patients were included (and compared with 19,817 patients across 2019-2021). In 2022, 69% of patients (95%CI 67.7-69.9%) had an EWS documented within 30 min. 79% of patients (95%CI 77.8-79.7%) were reviewed by a clinical decision maker within 4 h of hospital arrival. Patients assessed in Same Day Emergency Care services were more likely to meet this target than those assessed in Acute Medical Units or Emergency Departments (OR 2.4, 95%CI 2.02-2.87, p<0.001). Overall, 50% of patients received consultant physician review within the target time (3065/6161, 95%CI 48.5-51.0%); performance varied with time of arrival and location of initial assessment. Performance against all three clinical quality indicators was lower than 2019, 2020 and 2021 (p<0.001 for all). Performance against all quality indicators within acute medicine services is deteriorating. However, performance in Same Day Emergency Care Units is greater than in Acute Medical Units or Emergency Departments.
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Benchmarking , Serviços Médicos de Emergência , Humanos , Hospitalização , Hospitais , Serviço Hospitalar de Emergência , Admissão do PacienteRESUMO
Epitaxial growth of two-dimensional transition metal dichalcogenides on sapphire has emerged as a promising route to wafer-scale single-crystal films. Steps on the sapphire act as sites for transition metal dichalcogenide nucleation and can impart a preferred domain orientation, resulting in a substantial reduction in mirror twins. Here we demonstrate control of both the nucleation site and unidirectional growth direction of WSe2 on c-plane sapphire by metal-organic chemical vapour deposition. The unidirectional orientation is found to be intimately tied to growth conditions via changes in the sapphire surface chemistry that control the step edge location of WSe2 nucleation, imparting either a 0° or 60° orientation relative to the underlying sapphire lattice. The results provide insight into the role of surface chemistry on transition metal dichalcogenide nucleation and domain alignment and demonstrate the ability to engineer domain orientation over wafer-scale substrates.
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INTRODUCTION: Financial toxicity is a developing research area to quantify the financial stress experienced by patients and caregivers, as well as the mechanisms by which they manage the costs associated with treatment and the very real harms that this stress can inflict upon cancer care. Patients with blood malignancies experience increased costs associated with their diagnosis due to possible inpatient admissions for treatment, frequent office visits, and even more frequent lab evaluations and testing. PURPOSE OF REVIEW: Multiple studies have examined the causes and effects of financial toxicity on patient care and outcomes, and there have been several validated tools developed to identify patients experiencing or at risk for financial harm. DISCUSSION: However, few studies to date have focused on implementing successful interventions to assist in mitigating financial difficulties for patients diagnosed with hematologic malignancies and their families. In this review, we examine the current literature with an emphasis on levels of care, including providers, systems, and policies. Specifically, we discuss published interventions including physician education about treatment costs, financial navigation in cancer centers, and novel institutional multidisciplinary review of patients' financial concerns. We also discuss the urgent need for societal and governmental interventions to lessen financial distress experienced by these highly vulnerable blood cancer patients.
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Neoplasias Hematológicas , Neoplasias , Humanos , Estresse Financeiro , Custos de Cuidados de Saúde , Neoplasias/terapia , Neoplasias Hematológicas/terapiaRESUMO
Financial toxicity (FT) is a term used to describe the objective financial burden of cancer care including the associated coping behaviors used by patients and their caregivers. FT has been shown to result in both direct financial burdens and in clinically relevant outcomes, such as non-adherence with care, diminished quality of life, and even decreased overall survival. Much of the data has been described in solid tumors, with limited investigations in the malignant hematology population. Patients with hematologic malignancies undergoing hematopoietic stem cell transplantation (HSCT) face a unique financial burden driven by lengthy hospitalizations and acute and chronic morbidity that have downstream implications on their income and costs. In this review, we discuss the prevalence of FT in patients with leukemia who are eligible for HSCT. We review the impact of FT on financial and clinical outcomes and the role of various interventions that have been studied within this population.
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Neoplasias Hematológicas , Transplante de Células-Tronco Hematopoéticas , Leucemia , Humanos , Estresse Financeiro , Qualidade de Vida , Leucemia/terapia , Neoplasias Hematológicas/terapiaRESUMO
Background: Combined Lung Ultrasound (LUS) and Focused UltraSound for Intensive Care heart (FUSIC Heart - formerly Focused Intensive Care Echocardiography, FICE) can aid diagnosis, risk stratification and management in COVID-19. However, data on its application and results are limited to small studies in varying countries and hospitals. This United Kingdom (UK) national service evaluation study assessed how combined LUS and FUSIC Heart were used in COVID-19 Intensive Care Unit (ICU) patients during the first wave of the pandemic. Method: Twelve trusts across the UK registered for this prospective study. LUS and FUSIC Heart data were obtained, using a standardised data set including scoring of abnormalities, between 1st February 2020 to 30th July 2020. The scans were performed by intensivists with FUSIC Lung and Heart competency as a minimum standard. Data was anonymised locally prior to transfer to a central database. Results: 372 studies were performed on 265 patients. There was a small but significant relationship between LUS score >8 and 30-day mortality (OR 1.8). Progression of score was associated with an increase in 30-day mortality (OR 1.2). 30-day mortality was increased in patients with right ventricular (RV) dysfunction (49.4% vs 29.2%). Severity of LUS score correlated with RV dysfunction (p < 0.05). Change in management occurred in 65% of patients following a combined scan. Conclusions: In COVID-19 patients, there is an association between lung ultrasound score severity, RV dysfunction and mortality identifiable by combined LUS and FUSIC Heart. The use of 12-point LUS scanning resulted in similar risk score to 6-point imaging in the majority of cases. Our findings suggest that serial combined LUS and FUSIC Heart on COVID-19 ICU patients may aid in clinical decision making and prognostication.
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BACKGROUND: There is an emerging consensus that point-of-care ultrasound is an essential skill in acute care. This is reflected in recent changes to the Acute Internal Medicine curriculum in the UK. The need to develop and maintain specific ultrasound competencies is now a mandatory component of training. There is a degree of uncertainty as to how existing training infrastructure can best accommodate these changes. METHODS: Data were obtained from the latest annual Society for Acute Medicine Benchmarking Audit 2021. All Acute Medical Units in the UK are eligible to participate. Data pertaining to the number of ultrasound machines and number of clinicians that regularly use point of care ultrasound were collected. This was used to develop a series of maps demonstrating variation in provision at the national level. RESULTS: In total, 123 AMUs responded to the questions related to ultrasound prevalence and numbers of trained clinicians. Of these, 78.9% (97/123) reported having access to at least one ultrasound machine. There was at least one clinician that regularly used ultrasound in 81 responding hospitals (65.9%). There was significant geographic heterogeneity in the use of ultrasound and availability of accredited supervisors. At a regional level, ultrasound expertise is typically concentrated within a relatively small number of hospitals. CONCLUSION: Geographic variation in the use of ultrasound and availability of registered supervisors represents a significant challenge to ultrasound training provision at the national level. Targeted interventions in areas with less developed training infrastructure, such as regional training hubs may be required to ensure more equitable access to training opportunities.
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OBJECTIVE: Care home residents have high rates of hospital admission. The UK National Early Warning Score (NEWS2) standardizes the secondary care response to acute illness. However, the ability of NEWS2 to predict adverse health outcomes specifically for care home residents is unknown. This study explored the relationship between NEWS2 on admission to hospital and resident outcome 7 days later. DESIGN: Repeated cross-sectional study. SETTING AND PARTICIPANTS: Data on UK care home residents admitted to 160 hospitals in two 24-hour periods (2019 and 2020). METHOD: Chi-squared and Kruskal-Wallis tests, and multinomial regression were used to explore the association between low (score ≤2), intermediate (3-4), high (5-6), and critically high (≥7) NEWS2 on admission and each of the following: discharge on day of admission, admission and discharge within 7 days, prolonged hospital admission (>7 days), and death. RESULTS: From 665 resident admissions across 160 hospital sites, NEWS2 was low for 54%, intermediate for 18%, high for 13%, and critically high for 16%. The 7-day outcome was 10% same-day discharge, 47% admitted and subsequently discharged, 34% remained inpatients, and 8% died. There is a significant association between NEWS2 and these outcomes (P < .001). Compared with those with low NEWS2, residents with high and critically high NEWS2 had 3.6 and 9.5 times increased risk of prolonged hospitalization [relative risk ratio (RRR) 3.56; 95% CI 1.02-12.37; RRR 9.47; CI 2.20-40.67], respectively. The risk of death was approximately 14 times higher for residents with high NEWS2 (RRR 13.62; CI 3.17-58.49) and 54 times higher (RRR 53.50; CI 11.03-259.54) for critically high NEWS2. CONCLUSION AND IMPLICATIONS: Higher NEWS2 measurements on admission are associated with an increased risk of hospitalization up to 7 days duration, prolonged admission, and mortality for care home residents. NEWS2 may have a role as an adjunct to acute care decision making for hospitalized residents.
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Escore de Alerta Precoce , Humanos , Estudos Transversais , Hospitalização , Hospitais , Medição de Risco , Estudos Retrospectivos , Mortalidade HospitalarRESUMO
The past â¼15 years have seen increasing interest in defining disciplinary core concepts. Within the field of physiology, Michael, McFarland, Modell, and colleagues have published studies that defined physiology core concepts and have elaborated many of these as detailed conceptual frameworks. With such helpful definitions now in place, attention is turning to the related issue of how to maximize student understanding of the core concepts by linking these "big ideas" to concrete student-facing resources for active learning and assessment. Our practitioner-based view begins with the recognition that in many if not most undergraduate physiology courses assessment drives learning. We have therefore linked published conceptual frameworks to Test Question Templates (TQTs), whose structure promotes transparent assessments as well as the active learning needed to prepare for such assessments. We provide examples of conceptual framework-linked TQTs for the physiology core concepts of Homeostasis, Flow Down Gradients, the Cell Membrane, and Cell-Cell Communication. We argue that this deployment of TQTs has at least two distinct benefits for the teaching and learning of core concepts. First, documenting the connections between conceptual frameworks and TQTs may clarify coverage and assessment of the core concepts for both instructors and students. Second, misconceptions about core concepts may be directly targeted and dispelled via thoughtful construction, arrangement, and iteration of TQTs. We propose that the TQT framework or similar approaches may be applied fruitfully to any sufficiently articulated physiology core concept for high school, undergraduate, or graduate students.NEW & NOTEWORTHY Our students often focus on the grades they need to advance through academic programs. How can instructors harness this understandable interest in grades to help students gain a true understanding of core concepts? The new framework of Test Question Templates (TQTs) shows promise in linking student priorities like test scores to instructor priorities like core concepts.