Publications by authors named "Leonard C"

Background: Women veterans represent a growing number of veterans with limb loss who receive Veterans Health Administration treatment. This study surveyed a large sample of veterans about their satisfaction with prosthetic-related care and sought to understand how women veterans with limb loss rate their satisfaction with prostheses and care.

Methods: We conducted a cross-sectional, mixed-mode survey of 46,614 veterans with major upper or lower limb amputation or partial foot amputation to assess amputation type, prosthesis use intensity, satisfaction with prostheses and services, and quality of life.

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The Canadian Stroke Best Practice Recommendations (CSPR) 7th edition includes this new module on the diagnosis and management of vascular cognitive impairment (VCI) with or without neurodegenerative disease. An expert writing group and people with VCI lived experience (PWLE) reviewed current evidence. Existing recommendations were reviewed and revised, and new recommendations added.

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Drug-drug interactions (DDIs) represent a significant concern for clinical care and public health, but the health consequences of many DDIs remain largely underexplored. This knowledge gap underscores the critical need for pharmacoepidemiologic research to evaluate real-world health outcomes of DDIs. In this review, we summarize the definitions commonly used in pharmacoepidemiologic DDI studies, discuss common sources of bias, and illustrate through examples how these biases can be mitigated.

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Purpose: The REDUCE-IT randomized trial demonstrated a cardiovascular benefit of icosapent ethyl (IPE) but also raised potential safety signals for atrial fibrillation (AF) and serious bleeding. We aimed to evaluate the real-world safety of IPE versus mixed omega-3 polyunsaturated fatty acid (OM-3) formulations.

Methods: This retrospective active comparator new-user cohort study compared rates of new-onset AF and major bleeding (MB) among adult new users of IPE versus OM-3 in 2020-2024 US Veterans Affairs data.

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Objectives: Chlamydia trachomatis (CT) is the most commonly reported bacterial sexually transmitted infection worldwide. Diagnosis relies on nucleic acid amplification techniques, such as PCR, which does not distinguish between viable pathogens and residual bacterial DNA, leading to potential overdiagnosis and overtreatment. PCR with confirmation of pathogen viability has not been widely explored in the sexually transmitted infection field.

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Characterization of serological responses to Plasmodium falciparum (Pf) is of interest to understand disease burden and transmission dynamics; however, their interpretation is challenging. Dried blood spots from 30,815 participants aged 6 months to 15 years from the 2018 Nigeria HIV/AIDS Indicator and Impact Survey were analyzed by multiplex bead-based assay to measure immunoglobulin G (IgG) to Pf-stage-specific MSP-1, AMA-1, GLURPR0, LSA-1, and CSP. These IgG levels were analyzed by principal component analysis (PCA).

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The trigeminal ganglion is a critical structure in the peripheral nervous system, responsible for transmitting sensations of touch, pain, and temperature from craniofacial regions to the brain. Trigeminal ganglion development depends upon intrinsic cellular programming as well as extrinsic signals exchanged by diverse cell populations. With its complex anatomy and dual cellular origin from cranial placodes and neural crest cells, the trigeminal ganglion offers a rich context for examining diverse biological processes, including cell migration, fate determination, adhesion, and axon guidance.

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The recent outbreak of highly pathogenic avian influenza (HPAI) in dairy cows has created public health concerns about the potential of consumers being exposed to live virus from commercial dairy products. Previous studies support that pasteurization effectively inactivates avian influenza in milk and an earlier retail milk survey showed viral RNA, but no live virus could be detected in the dairy products tested. Because of the variety of products and processing methods in which milk is used, additional product testing was conducted to determine if HPAI viral RNA could be detected in retail dairy samples, and for positive samples by quantitative real-time RT-PCR (qRT-PCR) further testing for the presence of live virus.

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Article Synopsis
  • The study aims to analyze how self-regulation is understood and utilized within occupational therapy literature, spanning from 2000 to mid-2023.
  • Using systematic review methods, 4,159 articles were screened, resulting in the inclusion of 64 studies that provided insights into the concept of self-regulation.
  • Content analysis identified five key constructs related to self-regulation, highlighting inconsistencies in how these concepts are defined and measured in occupational therapy practices.
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Objectives: The UK has recently established subscription-payment agreements for two antimicrobials: cefiderocol and ceftazidime-avibactam. This article summarises the novel value assessments that informed this process and lessons learned for future pricing and funding decisions.

Methods: The evaluations used decision modelling to predict population incremental net health effects (INHEs), informed by systematic reviews, evidence syntheses, national surveillance data and structured expert elicitation.

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Introduction: Anticipating and addressing implementation challenges is critical to ensuring success of mobile healthcare programs. Mobile Prosthetic and Orthotic (O&P) Care (MoPOC) is a new U.S.

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Background: Over 50% of individuals with aphasia face ongoing word-finding issues. Studies have found phonologically oriented therapy helpful for English speakers, but this has not yet been studied in French. It is essential to assess the effectiveness of such a therapy in French, considering the distinct linguistic typologies between both languages, which may impact the outcomes of phonologically oriented interventions.

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Background: The prevalence of eczema has increased with industrialization. Industrial practices generate ambient air pollution, including fine particulate matter of diameter ≤ 2.5μm (PM2.

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Testicular cancer is a rare solid organ tumour associated with high cure rates and young age at diagnosis, hence it has a sizeable cohort of survivors worldwide. As it is one of the earliest tumours to be cured, a lot of studies have highlighted the late side effects of cancer and its different treatment modalities including surgery, radiotherapy and chemotherapy. While we are trying to identify the population at higher risk of platinum based chemotherapy and reduce its exposure, cisplatin based regimes remain an important tool to cure testicular cancer.

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Noonan syndrome (NS) is a rare, genetic multisystem disorder often presenting with associated craniofacial abnormalities. The authors report an identical twin pair with classical features of NS including short stature, mild ptosis, hypertelorism, down-slanting palpebral fissures, low-set angulated ears, and giant cell tumors in the craniofacial skeleton. Interestingly, these patients also presented with bilateral, symmetric, dystrophic auricular calcifications.

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Saccadic eye movements, a critical aspect of real-world visual behavior, are preceded by an initial accumulation of visual information followed by the selection of a single location to move one's eyes. However, it is currently unclear how each of these stages uniquely affects saccadic timing. In this study, participants searched for a contour integration target while EEG was used to measure posterior cortical activity between search display onset and first saccade initiation.

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Objective: Prior studies demonstrate that some untoward clinical outcomes vary by outdoor temperature. This is true of some endpoints common among persons with diabetes, a population vulnerable to climate change-associated health risks. Yet, prior work has been agnostic to the antidiabetes drugs taken by such persons.

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Article Synopsis
  • * A study using Medicaid claims from 2003 to 2020 assessed the overdose rates among users of methadone and different statins, specifically comparing P-gp-inhibiting statins (simvastatin, atorvastatin, lovastatin) with rosuvastatin as a control.
  • * Results showed no significant association between the use of P-gp-inhibiting statins and opioid overdose risk, indicating that using these statins alongside methadone may not increase the risk compared to using rosuvastatin.
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Importance: Children with sensory processing challenges often need supports to access, participate in, and achieve at school. However, research on best practice is varied, presenting difficulty for practitioners to assess the appropriateness of each support.

Objective: To provide evidence-informed recommendations regarding best practices in school-based supports for students with sensory processing challenges via a Rapid Evidence Assessment of current literature.

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Article Synopsis
  • This study analyzed trends in the use of GLP-1 receptor agonists (GLP-1 RAs) and SGLT2 inhibitors (SGLT2is) among patients with type 2 diabetes and atherosclerotic cardiovascular disease in the US from 2018 to 2022.
  • Researchers used de-identified data from the TriNetX Dataworks-USA network to assess how many patients were prescribed these medications over time, noting a significant increase in their use among newly diagnosed ASCVD patients.
  • Despite the rise in usage, the study concludes that the rate of GLP-1 RA and SGLT2i prescriptions remains low compared to the high prevalence of ASCVD and its associated health
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Background: Lung cancer is a heterogeneous disease and the primary cause of cancer-related mortality worldwide. Somatic mutations, including large structural variants, are important biomarkers in lung cancer for selecting targeted therapy. Genomic studies in lung cancer have been conducted using short-read sequencing.

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In a prior screening study, saxagliptin, a dipeptidyl peptidase-4 inhibitor (DPP-4i), was found to have an increased rate of serious bleeding when used concomitantly with several oral anticoagulants (OACs). We aimed to confirm or refute the associations between concomitant use of individual OACs and DPP-4is and serious bleeding in a large US database, using self-controlled case series (SCCS) and case-crossover (CCO) designs. The study population was eligible Medicare beneficiaries co-exposed to a DPP-4i (precipitant) and either an OAC (object drug) or lisinopril (negative control object drug) in 2016-2020.

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The trigeminal ganglion is a critical structure in the peripheral nervous system, responsible for transmitting sensations of touch, pain, and temperature from craniofacial regions to the brain. Trigeminal ganglion development depends upon intrinsic cellular programming as well as extrinsic signals exchanged by diverse cell populations. With its complex anatomy and dual cellular origin from cranial placodes and neural crest cells, the trigeminal ganglion offers a rich context for examining diverse biological processes, including cell migration, fate determination, adhesion, and axon guidance.

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Introduction: Few rural hospital medicine programs include workforce development training that provides social and professional support for interdisciplinary teams. Even fewer include training that creates supportive learning environments that result in higher staff satisfaction, lower burnout, and reduced turnover. The Acute Inpatient Medicine-High Reliability, Learning Environment, and Workforce Development Initiative (AIM-HI) aims to create supportive learning environments in Veterans Health Administration (VA) rural hospital medicine teams.

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