keyword
https://read.qxmd.com/read/38641629/stability-of-transcranial-magnetic-stimulation-electroencephalogram-evoked-potentials-in-pediatric-epilepsy
#21
JOURNAL ARTICLE
Xiwei She, Kerry C Nix, Christopher C Cline, Wendy Qi, Sergei Tugin, Zihuai He, Fiona M Baumer
Transcranial magnetic stimulation paired with electroencephalography (TMS-EEG) can measure local excitability and functional connectivity. To address trial-to-trial variability, responses to multiple TMS pulses are recorded to obtain an average TMS evoked potential (TEP). Balancing adequate data acquisition to establish stable TEPs with feasible experimental duration is critical when applying TMS-EEG to clinical populations. Here we aim to investigate the minimum number of pulses (MNP) required to achieve stable TEPs in children with epilepsy...
April 20, 2024: Scientific Reports
https://read.qxmd.com/read/38641590/-it-s-hard-to-say-anything-definitive-about-what-severity-really-is-lay-conceptualisations-of-severity-in-a-healthcare-context
#22
JOURNAL ARTICLE
Mille Sofie Stenmarck, David Gt Whitehurst, Hilde Lurås, Jorun Rugkåsa
BACKGROUND: Demand for healthcare outweighs available resources, making priority setting a critical issue. 'Severity' is a priority-setting criterion in many healthcare systems, including in Norway, Sweden, the Netherlands, and the United Kingdom. However, there is a lack of consensus on what severity means in a healthcare context, both in the academic literature and in policy. Further, while public preference elicitation studies demonstrate support for severity as a relevant concern in priority setting, there is a paucity of research on what severity is taken to mean for the public...
April 19, 2024: BMC Health Services Research
https://read.qxmd.com/read/38641585/mapping-of-alzheimer-s-disease-related-data-elements-and-the-nih-common-data-elements
#23
JOURNAL ARTICLE
Xubing Hao, Rashmie Abeysinghe, Fengbo Zheng, Paul E Schulz, Licong Cui
BACKGROUND: Alzheimer's Disease (AD) is a devastating disease that destroys memory and other cognitive functions. There has been an increasing research effort to prevent and treat AD. In the US, two major data sharing resources for AD research are the National Alzheimer's Coordinating Center (NACC) and the Alzheimer's Disease Neuroimaging Initiative (ADNI); Additionally, the National Institutes of Health (NIH) Common Data Elements (CDE) Repository has been developed to facilitate data sharing and improve the interoperability among data sets in various disease research areas...
April 19, 2024: BMC Medical Informatics and Decision Making
https://read.qxmd.com/read/38641566/prevalence-and-associated-risk-factors-of-resistant-hypertension-among-chinese-hypertensive-patients-in-primary-care-setting
#24
JOURNAL ARTICLE
Kilpatrick Kiupak Chan, Lapkin Chiang, Clarence Chuenming Choi, Yimchu Li, Catherine Xiarui Chen
INTRODUCTION: Hypertension (HT) is a major public health problem globally, and it is the commonest chronic disease with a prevalence of 27% among people aged 15 years or above in Hong Kong. There is emerging literature confirmed that patients with resistant hypertension (RHT) give its increased risk for adverse clinical outcomes and higher rate of documented target organ damage. This study aims to identify the prevalence of RHT among Chinese hypertensive patients managed in public primary care setting of Hong Kong and exploring its associated risk factors...
April 19, 2024: BMC Prim Care
https://read.qxmd.com/read/38641136/grafted-calcium-pectinate-whey-protein-isolate-covalent-immobilizers-optimization-kinetics-thermodynamics-and-application
#25
JOURNAL ARTICLE
Marwa I Wahba
Whey protein isolate (WPI) was incorporated within calcium pectinate (CPT) beads in order to boost their anionic qualities and meliorate their glutaraldehyde (GA)-polyethyleneimine (PEI) grafting process. The Box-Behnken Design (BBD) verified that WPI inclusion significantly raised the GA-PEI-CPT-WPI beads immobilized β-D-galactosidase (iβ-GLD) activity. The BBD also revealed the optimal settings for WPI concentration, PEI pH, PEI concentration, and GA concentration, which were 2.91%, 10.8, 3.5%, and 2...
April 17, 2024: Journal of Biotechnology
https://read.qxmd.com/read/38640964/should-chronological-age-be-a-consideration-in-patients-undergoing-elective-primary-total-knee-arthroplasty
#26
JOURNAL ARTICLE
Gwo-Chin Lee, Alex Illescas, Mia Fowler, Jashvant Poeran, Stavros Memtsoudis, Jiabin Liu
INTRODUCTION: The optimal time for total knee arthroplasty (TKA) requires a balance between patient disability and health state in order to minimize complications. While chronological age has not been shown to be predictive of complications in elective surgical patients, there is a point beyond which even optimized elderly patients would be at increased risk for complications. The purpose of this study was to examine the impact of chronological age on complications following primary TKA...
April 17, 2024: Journal of Arthroplasty
https://read.qxmd.com/read/38640609/quantitative-prediction-of-dissociation-rates-of-pyk2-ligands-using-umbrella-sampling-and-milestoning
#27
JOURNAL ARTICLE
Justin Spiriti, Chung F Wong
We used umbrella sampling and the milestoning simulation method to study the dissociation of multiple ligands from protein kinase PYK2. The activation barriers obtained from the potential of mean force of the umbrella sampling simulations correlated well with the experimental dissociation rates. Using the zero-temperature string method, we obtained optimized paths along the free-energy surfaces for milestoning simulations of three ligands with a similar structure. The milestoning simulations gave an absolute dissociation rate within 2 orders of magnitude of the experimental value for two ligands but at least 3 orders of magnitude too high for the third...
April 19, 2024: Journal of Chemical Theory and Computation
https://read.qxmd.com/read/38640390/all-two-loop-feynman-integrals-for-five-point-one-mass-scattering
#28
JOURNAL ARTICLE
Samuel Abreu, Dmitry Chicherin, Harald Ita, Ben Page, Vasily Sotnikov, Wladimir Tschernow, Simone Zoia
We compute the complete set of two-loop master integrals for the scattering of four massless particles and a massive one. Our results are ready for phenomenological applications, removing a major obstacle to the computation of complete next-to-next-to-leading order QCD corrections to processes such as the production of a H/Z/W boson in association with two jets at the LHC. Furthermore, they open the door to new investigations into the structure of quantum-field theories and provide precious analytic data for studying the mathematical properties of Feynman integrals...
April 5, 2024: Physical Review Letters
https://read.qxmd.com/read/38640363/parametric-frequency-divider-based-ising-machines
#29
JOURNAL ARTICLE
Nicolas Casilli, Tahmid Kaisar, Luca Colombo, Siddhartha Ghosh, Philip X-L Feng, Cristian Cassella
We report on a new class of Ising machines (IMs) that rely on coupled parametric frequency dividers (PFDs) as macroscopic artificial spins. Unlike the IM counterparts based on subharmonic-injection locking (SHIL), PFD IMs do not require strong injected continuous-wave signals or applied dc voltages. Therefore, they show a significantly lower power consumption per spin compared to SHIL-based IMs, making it feasible to accurately solve large-scale combinatorial optimization problems that are hard or even impossible to solve by using the current von Neumann computing architectures...
April 5, 2024: Physical Review Letters
https://read.qxmd.com/read/38640119/what-does-the-mean-mean-a-simple-test-for-neuroscience
#30
JOURNAL ARTICLE
Alejandro Tlaie, Katharine Shapcott, Thijs L van der Plas, James Rowland, Robert Lees, Joshua Keeling, Adam Packer, Paul Tiesinga, Marieke L Schölvinck, Martha N Havenith
Trial-averaged metrics, e.g. tuning curves or population response vectors, are a ubiquitous way of characterizing neuronal activity. But how relevant are such trial-averaged responses to neuronal computation itself? Here we present a simple test to estimate whether average responses reflect aspects of neuronal activity that contribute to neuronal processing. The test probes two assumptions implicitly made whenever average metrics are treated as meaningful representations of neuronal activity: Reliability: Neuronal responses repeat consistently enough across trials that they convey a recognizable reflection of the average response to downstream regions...
April 19, 2024: PLoS Computational Biology
https://read.qxmd.com/read/38639769/study-of-the-relationship-between-pressure-and-sensitivity-of-energetic-materials-based-on-first-principles-calculation
#31
JOURNAL ARTICLE
Xue-Ni Guo, Xiang-Hui Chang, Zhi-Xin Bai, Qi-Jun Liu, Zheng-Tang Liu
CONTEXT: In order to study the relationship between the sensitivity and pressure of energetic materials, six kinds of energetic materials were selected as the research object. The crystal structure, electronic, and phonon properties under hydrostatic pressure of 0 ~ 45 GPa were calculated by first principles. The calculation results show that the lattice parameters and band gap values of these six energetic materials decrease with the increase of pressure. The peak of the density of states decreases and moves to the low energy direction, and the electrons become more active...
April 19, 2024: Journal of Molecular Modeling
https://read.qxmd.com/read/38639729/stewardship-prompts-to-improve-antibiotic-selection-for-pneumonia-the-inspire-randomized-clinical-trial
#32
JOURNAL ARTICLE
Shruti K Gohil, Edward Septimus, Ken Kleinman, Neha Varma, Taliser R Avery, Lauren Heim, Risa Rahm, William S Cooper, Mandelin Cooper, Laura E McLean, Naoise G Nickolay, Robert A Weinstein, L Hayley Burgess, Micaela H Coady, Edward Rosen, Selsebil Sljivo, Kenneth E Sands, Julia Moody, Justin Vigeant, Syma Rashid, Rebecca F Gilbert, Kim N Smith, Brandon Carver, Russell E Poland, Jason Hickok, S G Sturdevant, Michael S Calderwood, Anastasiia Weiland, David W Kubiak, Sujan Reddy, Melinda M Neuhauser, Arjun Srinivasan, John A Jernigan, Mary K Hayden, Abinav Gowda, Katyuska Eibensteiner, Robert Wolf, Jonathan B Perlin, Richard Platt, Susan S Huang
IMPORTANCE: Pneumonia is the most common infection requiring hospitalization and is a major reason for overuse of extended-spectrum antibiotics. Despite low risk of multidrug-resistant organism (MDRO) infection, clinical uncertainty often drives initial antibiotic selection. Strategies to limit empiric antibiotic overuse for patients with pneumonia are needed. OBJECTIVE: To evaluate whether computerized provider order entry (CPOE) prompts providing patient- and pathogen-specific MDRO infection risk estimates could reduce empiric extended-spectrum antibiotics for non-critically ill patients admitted with pneumonia...
April 19, 2024: JAMA
https://read.qxmd.com/read/38639653/automated-determination-of-the-ion-recombination-correction-factor-k-sat-in-ultra-high-dose-rate-electron-radiation-therapy
#33
JOURNAL ARTICLE
Michaël Claessens, Verdi Vanreusel, Alessia Gasparini, Luana de Freitas Nascimento, Burak Yalvec, Brigitte Reniers, Dirk Verellen
BACKGROUND: Plane-parallel ionization chambers are the recommended secondary standard systems for clinical reference dosimetry of electrons. Dosimetry in high dose rate and dose-per-pulse (DPP) is challenging as ionization chambers are subject to ion recombination, especially when dose rate and/or DPP is increased beyond the range of conventional radiotherapy. The lack of universally accepted models for correction of ion recombination in UDHR is still an issue as it is, especially in FLASH-RT research, which is crucial in order to be able to accurately measure the dose for a wide range of dose rates and DPPs...
April 19, 2024: Medical Physics
https://read.qxmd.com/read/38639642/managing-expectations-and-imbalanced-training-data-in-reactive-force-field-development-an-application-to-water-adsorption-on-alumina
#34
JOURNAL ARTICLE
Loïc Dumortier, Céline Chizallet, Benoit Creton, Theodorus de Bruin, Toon Verstraelen
ReaxFF is a computationally efficient model for reactive molecular dynamics simulations that has been applied to a wide variety of chemical systems. When ReaxFF parameters are not yet available for a chemistry of interest, they must be (re)optimized, for which one defines a set of training data that the new ReaxFF parameters should reproduce. ReaxFF training sets typically contain diverse properties with different units, some of which are more abundant (by orders of magnitude) than others. To find the best parameters, one conventionally minimizes a weighted sum of squared errors over all of the data in the training set...
April 19, 2024: Journal of Chemical Theory and Computation
https://read.qxmd.com/read/38639208/the-relationship-between-neighborhood-social-capital-and-health-from-a-biopsychosocial-perspective-a-systematic-review
#35
REVIEW
Beatriz Magro-Montañés, Manuel Pabón-Carrasco, Rocío Romero-Castillo, José Antonio Ponce-Blandón, Nerea Jiménez-Picón
BACKGROUND: The Social Determinants of Health (SDH) influence the health of people throughout their lives, and can be positive, protective or risk factors for the population and, in turn, biological, psychological, or social. The social environment conditions the health status of the neighborhood, population, and social group, which can be a health asset due to its strong psychosocial and socio-cultural influence. Social capital is a community asset of the healthy neighborhood that must be known in order to promote community health...
April 19, 2024: Public Health Nursing
https://read.qxmd.com/read/38639171/do-suicide-attempters-have-a-right-not-to-be-stabilized-in-an-emergency
#36
JOURNAL ARTICLE
Aleksy Tarasenko Struc
The standard of care in the United States favors stabilizing any adult who arrives in an emergency department after a failed suicide attempt, even if he appears decisionally capacitated and refuses life-sustaining treatment. I challenge this ubiquitous practice. Emergency clinicians generally have a moral obligation to err on the side of stabilizing even suicide attempters who refuse such interventions. This obligation reflects the fact that it is typically infeasible to determine these patients' level of decisional capacitation-among other relevant information-in this unique setting...
March 2024: Hastings Center Report
https://read.qxmd.com/read/38638841/prognostic-value-of-serum-tartrate%C3%A2-resistant-acid-phosphatase%C3%A2-5b-for-bone-metastasis-in-patients-with-resectable-breast-cancer
#37
JOURNAL ARTICLE
Masafumi Shimoda, Yasufumi Sato, Kaori Abe, Nanae Masunaga, Masami Tsukabe, Tetsuhiro Yoshinami, Yoshiaki Sota, Tomohiro Miyake, Tomonori Tanei, Kenzo Shimazu
Bone metastasis significantly affects the quality of life of patients with metastatic breast cancer, and can shorten overall survival. Identifying patients with early-stage breast cancer at high risk for bone metastasis and preventing bone metastasis may lead to a better quality of life and prolonged survival. The present study investigated whether serum tartrate-resistant acid phosphatase-5b (TRACP-5b), a bone turnover marker, can be a prognostic factor for bone metastasis. Female patients who underwent resectable breast surgery between May 2002 and August 2006 were consecutively investigated...
June 2024: Oncology Letters
https://read.qxmd.com/read/38638516/music-evoked-emotions-classification-using-vision-transformer-in-eeg-signals
#38
JOURNAL ARTICLE
Dong Wang, Jian Lian, Hebin Cheng, Yanan Zhou
INTRODUCTION: The field of electroencephalogram (EEG)-based emotion identification has received significant attention and has been widely utilized in both human-computer interaction and therapeutic settings. The process of manually analyzing electroencephalogram signals is characterized by a significant investment of time and work. While machine learning methods have shown promising results in classifying emotions based on EEG data, the task of extracting distinct characteristics from these signals still poses a considerable difficulty...
2024: Frontiers in Psychology
https://read.qxmd.com/read/38638407/pgfed-personalize-each-client-s-global-objective-for-federated-learning
#39
JOURNAL ARTICLE
Jun Luo, Matias Mendieta, Chen Chen, Shandong Wu
Personalized federated learning has received an upsurge of attention due to the mediocre performance of conventional federated learning (FL) over heterogeneous data. Unlike conventional FL which trains a single global consensus model, personalized FL allows different models for different clients. However, existing personalized FL algorithms only implicitly transfer the collaborative knowledge across the federation by embedding the knowledge into the aggregated model or regularization. We observed that this implicit knowledge transfer fails to maximize the potential of each client's empirical risk toward other clients...
October 2023: Proceedings
https://read.qxmd.com/read/38638271/robotic-systems-for-upper-limb-rehabilitation-in-multiple-sclerosis-a-swot-analysis-and-the-synergies-with-virtual-and-augmented-environments
#40
REVIEW
Giulia A Albanese, Anna Bucchieri, Jessica Podda, Andrea Tacchino, Stefano Buccelli, Elena De Momi, Matteo Laffranchi, Kailynn Mannella, Michael W R Holmes, Jacopo Zenzeri, Lorenzo De Michieli, Giampaolo Brichetto, Giacinto Barresi
The robotics discipline is exploring precise and versatile solutions for upper-limb rehabilitation in Multiple Sclerosis (MS). People with MS can greatly benefit from robotic systems to help combat the complexities of this disease, which can impair the ability to perform activities of daily living (ADLs). In order to present the potential and the limitations of smart mechatronic devices in the mentioned clinical domain, this review is structured to propose a concise SWOT (Strengths, Weaknesses, Opportunities, and Threats) Analysis of robotic rehabilitation in MS...
2024: Frontiers in Robotics and AI
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